./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e19ca921 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/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8cf9a91c8f1111f4616406dfb4a7fdeef392d21e591ff8d6357140f3015668db --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 20:35:32,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 20:35:32,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 20:35:32,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 20:35:32,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 20:35:32,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 20:35:32,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 20:35:32,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 20:35:32,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 20:35:32,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 20:35:32,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 20:35:32,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 20:35:32,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 20:35:32,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 20:35:32,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 20:35:32,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 20:35:32,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 20:35:32,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 20:35:32,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 20:35:32,464 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 20:35:32,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 20:35:32,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 20:35:32,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 20:35:32,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 20:35:32,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 20:35:32,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 20:35:32,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 20:35:32,469 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 20:35:32,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 20:35:32,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 20:35:32,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 20:35:32,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 20:35:32,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 20:35:32,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 20:35:32,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 20:35:32,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 20:35:32,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 20:35:32,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 20:35:32,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 20:35:32,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 20:35:32,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 20:35:32,476 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-22 20:35:32,503 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 20:35:32,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 20:35:32,504 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 20:35:32,504 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 20:35:32,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 20:35:32,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 20:35:32,505 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 20:35:32,506 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-22 20:35:32,506 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-22 20:35:32,506 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-22 20:35:32,507 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-22 20:35:32,507 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-22 20:35:32,507 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-22 20:35:32,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 20:35:32,507 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-22 20:35:32,507 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 20:35:32,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 20:35:32,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-22 20:35:32,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 20:35:32,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-22 20:35:32,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-22 20:35:32,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-22 20:35:32,508 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-22 20:35:32,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 20:35:32,509 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-22 20:35:32,509 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 20:35:32,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-22 20:35:32,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 20:35:32,509 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 20:35:32,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 20:35:32,509 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 20:35:32,510 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 20:35:32,510 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-22 20:35:32,511 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cf9a91c8f1111f4616406dfb4a7fdeef392d21e591ff8d6357140f3015668db [2021-12-22 20:35:32,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 20:35:32,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 20:35:32,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 20:35:32,752 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 20:35:32,753 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 20:35:32,754 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2021-12-22 20:35:32,814 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd62925bf/ef5a0bb17eaa4dc6b81adc7e611200bd/FLAGcbcd7afa4 [2021-12-22 20:35:33,201 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 20:35:33,201 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2021-12-22 20:35:33,209 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd62925bf/ef5a0bb17eaa4dc6b81adc7e611200bd/FLAGcbcd7afa4 [2021-12-22 20:35:33,221 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd62925bf/ef5a0bb17eaa4dc6b81adc7e611200bd [2021-12-22 20:35:33,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 20:35:33,226 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 20:35:33,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 20:35:33,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 20:35:33,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 20:35:33,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 08:35:33" (1/1) ... [2021-12-22 20:35:33,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48e77e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:35:33, skipping insertion in model container [2021-12-22 20:35:33,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 08:35:33" (1/1) ... [2021-12-22 20:35:33,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 20:35:33,267 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 20:35:33,424 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c[8379,8392] [2021-12-22 20:35:33,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 20:35:33,430 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 20:35:33,467 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c[8379,8392] [2021-12-22 20:35:33,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 20:35:33,477 INFO L208 MainTranslator]: Completed translation [2021-12-22 20:35:33,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:35:33 WrapperNode [2021-12-22 20:35:33,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 20:35:33,478 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 20:35:33,478 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 20:35:33,478 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 20:35:33,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:35:33" (1/1) ... [2021-12-22 20:35:33,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:35:33" (1/1) ... [2021-12-22 20:35:33,508 INFO L137 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 258 [2021-12-22 20:35:33,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 20:35:33,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 20:35:33,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 20:35:33,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 20:35:33,518 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:35:33" (1/1) ... [2021-12-22 20:35:33,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:35:33" (1/1) ... [2021-12-22 20:35:33,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:35:33" (1/1) ... [2021-12-22 20:35:33,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:35:33" (1/1) ... [2021-12-22 20:35:33,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:35:33" (1/1) ... [2021-12-22 20:35:33,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:35:33" (1/1) ... [2021-12-22 20:35:33,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:35:33" (1/1) ... [2021-12-22 20:35:33,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 20:35:33,546 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 20:35:33,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 20:35:33,547 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 20:35:33,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:35:33" (1/1) ... [2021-12-22 20:35:33,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:33,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:33,582 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) [2021-12-22 20:35:33,588 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 [2021-12-22 20:35:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 20:35:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 20:35:33,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 20:35:33,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 20:35:33,693 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 20:35:33,694 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 20:35:33,977 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 20:35:33,985 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 20:35:33,986 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-22 20:35:33,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 08:35:33 BoogieIcfgContainer [2021-12-22 20:35:33,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 20:35:33,988 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-22 20:35:33,989 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-22 20:35:33,991 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-22 20:35:33,991 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 20:35:33,991 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.12 08:35:33" (1/3) ... [2021-12-22 20:35:33,993 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@750f7231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.12 08:35:33, skipping insertion in model container [2021-12-22 20:35:33,993 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 20:35:33,993 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:35:33" (2/3) ... [2021-12-22 20:35:33,993 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@750f7231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.12 08:35:33, skipping insertion in model container [2021-12-22 20:35:33,993 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 20:35:33,993 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 08:35:33" (3/3) ... [2021-12-22 20:35:33,994 INFO L388 chiAutomizerObserver]: Analyzing ICFG pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2021-12-22 20:35:34,033 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-22 20:35:34,033 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-22 20:35:34,033 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-22 20:35:34,033 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-22 20:35:34,033 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-22 20:35:34,033 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-22 20:35:34,033 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-22 20:35:34,034 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-22 20:35:34,047 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 76 states, 75 states have (on average 1.6933333333333334) internal successors, (127), 75 states have internal predecessors, (127), 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) [2021-12-22 20:35:34,068 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 43 [2021-12-22 20:35:34,068 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:35:34,068 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:35:34,075 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:34,075 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:34,075 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-22 20:35:34,076 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 76 states, 75 states have (on average 1.6933333333333334) internal successors, (127), 75 states have internal predecessors, (127), 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) [2021-12-22 20:35:34,085 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 43 [2021-12-22 20:35:34,085 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:35:34,085 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:35:34,086 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:34,086 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:34,092 INFO L791 eck$LassoCheckResult]: Stem: 61#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 46#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 26#L166true assume !(0 == ~r1~0 % 256);init_~tmp~0#1 := 0; 14#L166-1true init_#res#1 := init_~tmp~0#1; 5#L259true main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 60#L24true assume !(0 == assume_abort_if_not_~cond#1); 15#L23true assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 42#L325-2true [2021-12-22 20:35:34,094 INFO L793 eck$LassoCheckResult]: Loop: 42#L325-2true assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 44#L66true assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 75#L70true assume !(node1_~m1~0#1 != ~nomsg~0); 30#L70-1true ~mode1~0 := 0; 50#L66-2true assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 52#L92true assume !(0 != ~mode2~0 % 256); 19#L105true assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 51#L105-2true ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 71#L92-2true assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 11#L117true assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 57#L120true assume !(node3_~m3~0#1 != ~nomsg~0); 58#L120-1true ~mode3~0 := 0; 25#L117-2true assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 40#L142true assume !(0 != ~mode4~0 % 256); 59#L155true assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 36#L155-2true ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 32#L142-2true assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 27#L267true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);check_~tmp~1#1 := 0; 45#L267-1true check_#res#1 := check_~tmp~1#1; 73#L287true main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 6#L351true assume !(0 == assert_~arg#1 % 256); 56#L346true assume { :end_inline_assert } true; 42#L325-2true [2021-12-22 20:35:34,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:34,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1932780748, now seen corresponding path program 1 times [2021-12-22 20:35:34,110 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:34,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156742700] [2021-12-22 20:35:34,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:34,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:35:34,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:35:34,267 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:35:34,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156742700] [2021-12-22 20:35:34,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156742700] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:35:34,268 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:35:34,269 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:35:34,270 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529647522] [2021-12-22 20:35:34,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:35:34,273 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:35:34,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:34,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1219507551, now seen corresponding path program 1 times [2021-12-22 20:35:34,274 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:34,274 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298456651] [2021-12-22 20:35:34,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:34,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:35:34,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:35:34,413 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:35:34,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298456651] [2021-12-22 20:35:34,414 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298456651] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:35:34,414 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:35:34,414 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:35:34,414 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963995749] [2021-12-22 20:35:34,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:35:34,415 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:35:34,416 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:35:34,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 20:35:34,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 20:35:34,438 INFO L87 Difference]: Start difference. First operand has 76 states, 75 states have (on average 1.6933333333333334) internal successors, (127), 75 states have internal predecessors, (127), 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 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:35:34,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:35:34,500 INFO L93 Difference]: Finished difference Result 75 states and 122 transitions. [2021-12-22 20:35:34,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 20:35:34,505 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 75 states and 122 transitions. [2021-12-22 20:35:34,511 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 42 [2021-12-22 20:35:34,514 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 75 states to 71 states and 96 transitions. [2021-12-22 20:35:34,514 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 71 [2021-12-22 20:35:34,515 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 71 [2021-12-22 20:35:34,515 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 96 transitions. [2021-12-22 20:35:34,516 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:35:34,516 INFO L681 BuchiCegarLoop]: Abstraction has 71 states and 96 transitions. [2021-12-22 20:35:34,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 96 transitions. [2021-12-22 20:35:34,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-12-22 20:35:34,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.352112676056338) internal successors, (96), 70 states have internal predecessors, (96), 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) [2021-12-22 20:35:34,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 96 transitions. [2021-12-22 20:35:34,552 INFO L704 BuchiCegarLoop]: Abstraction has 71 states and 96 transitions. [2021-12-22 20:35:34,552 INFO L587 BuchiCegarLoop]: Abstraction has 71 states and 96 transitions. [2021-12-22 20:35:34,552 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-22 20:35:34,552 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 96 transitions. [2021-12-22 20:35:34,553 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 42 [2021-12-22 20:35:34,553 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:35:34,553 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:35:34,554 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:34,554 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:34,554 INFO L791 eck$LassoCheckResult]: Stem: 235#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 228#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 212#L166 assume 0 == ~r1~0 % 256; 203#L167 assume ~id1~0 >= 0; 181#L168 assume 0 == ~st1~0; 182#L169 assume ~send1~0 == ~id1~0; 239#L170 assume 0 == ~mode1~0 % 256; 233#L171 assume ~id2~0 >= 0; 229#L172 assume 0 == ~st2~0; 230#L173 assume ~send2~0 == ~id2~0; 237#L174 assume 0 == ~mode2~0 % 256; 177#L175 assume ~id3~0 >= 0; 178#L176 assume 0 == ~st3~0; 234#L177 assume ~send3~0 == ~id3~0; 218#L178 assume 0 == ~mode3~0 % 256; 219#L179 assume ~id4~0 >= 0; 169#L180 assume 0 == ~st4~0; 170#L181 assume ~send4~0 == ~id4~0; 215#L182 assume 0 == ~mode4~0 % 256; 217#L183 assume ~id1~0 != ~id2~0; 194#L184 assume ~id1~0 != ~id3~0; 195#L185 assume ~id1~0 != ~id4~0; 221#L186 assume ~id2~0 != ~id3~0; 236#L187 assume ~id2~0 != ~id4~0; 196#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 189#L166-1 init_#res#1 := init_~tmp~0#1; 173#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 174#L24 assume !(0 == assume_abort_if_not_~cond#1); 192#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 193#L325-2 [2021-12-22 20:35:34,554 INFO L793 eck$LassoCheckResult]: Loop: 193#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 225#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 226#L70 assume !(node1_~m1~0#1 != ~nomsg~0); 180#L70-1 ~mode1~0 := 0; 199#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 232#L92 assume !(0 != ~mode2~0 % 256); 197#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 198#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 222#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 183#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 184#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 191#L120-1 ~mode3~0 := 0; 210#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 211#L142 assume !(0 != ~mode4~0 % 256); 224#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 220#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 216#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 213#L267 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);check_~tmp~1#1 := 0; 176#L267-1 check_#res#1 := check_~tmp~1#1; 227#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 171#L351 assume !(0 == assert_~arg#1 % 256); 172#L346 assume { :end_inline_assert } true; 193#L325-2 [2021-12-22 20:35:34,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:34,555 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 1 times [2021-12-22 20:35:34,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:34,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824881146] [2021-12-22 20:35:34,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:34,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:34,574 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:35:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:34,617 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:35:34,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:34,618 INFO L85 PathProgramCache]: Analyzing trace with hash -1219507551, now seen corresponding path program 2 times [2021-12-22 20:35:34,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:34,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177233799] [2021-12-22 20:35:34,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:34,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:35:34,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:35:34,695 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:35:34,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177233799] [2021-12-22 20:35:34,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177233799] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:35:34,696 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:35:34,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:35:34,696 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663148298] [2021-12-22 20:35:34,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:35:34,697 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:35:34,697 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:35:34,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 20:35:34,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 20:35:34,697 INFO L87 Difference]: Start difference. First operand 71 states and 96 transitions. cyclomatic complexity: 26 Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 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) [2021-12-22 20:35:34,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:35:34,742 INFO L93 Difference]: Finished difference Result 74 states and 98 transitions. [2021-12-22 20:35:34,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 20:35:34,743 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 74 states and 98 transitions. [2021-12-22 20:35:34,746 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 42 [2021-12-22 20:35:34,747 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 74 states to 71 states and 93 transitions. [2021-12-22 20:35:34,763 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 71 [2021-12-22 20:35:34,763 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 71 [2021-12-22 20:35:34,764 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 93 transitions. [2021-12-22 20:35:34,764 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:35:34,764 INFO L681 BuchiCegarLoop]: Abstraction has 71 states and 93 transitions. [2021-12-22 20:35:34,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 93 transitions. [2021-12-22 20:35:34,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-12-22 20:35:34,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.3098591549295775) internal successors, (93), 70 states have internal predecessors, (93), 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) [2021-12-22 20:35:34,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2021-12-22 20:35:34,767 INFO L704 BuchiCegarLoop]: Abstraction has 71 states and 93 transitions. [2021-12-22 20:35:34,767 INFO L587 BuchiCegarLoop]: Abstraction has 71 states and 93 transitions. [2021-12-22 20:35:34,767 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-22 20:35:34,767 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 93 transitions. [2021-12-22 20:35:34,767 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 42 [2021-12-22 20:35:34,767 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:35:34,768 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:35:34,768 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:34,768 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:34,769 INFO L791 eck$LassoCheckResult]: Stem: 392#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 385#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 369#L166 assume 0 == ~r1~0 % 256; 360#L167 assume ~id1~0 >= 0; 338#L168 assume 0 == ~st1~0; 339#L169 assume ~send1~0 == ~id1~0; 396#L170 assume 0 == ~mode1~0 % 256; 390#L171 assume ~id2~0 >= 0; 386#L172 assume 0 == ~st2~0; 387#L173 assume ~send2~0 == ~id2~0; 394#L174 assume 0 == ~mode2~0 % 256; 334#L175 assume ~id3~0 >= 0; 335#L176 assume 0 == ~st3~0; 391#L177 assume ~send3~0 == ~id3~0; 375#L178 assume 0 == ~mode3~0 % 256; 376#L179 assume ~id4~0 >= 0; 326#L180 assume 0 == ~st4~0; 327#L181 assume ~send4~0 == ~id4~0; 372#L182 assume 0 == ~mode4~0 % 256; 374#L183 assume ~id1~0 != ~id2~0; 351#L184 assume ~id1~0 != ~id3~0; 352#L185 assume ~id1~0 != ~id4~0; 378#L186 assume ~id2~0 != ~id3~0; 393#L187 assume ~id2~0 != ~id4~0; 353#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 346#L166-1 init_#res#1 := init_~tmp~0#1; 328#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 329#L24 assume !(0 == assume_abort_if_not_~cond#1); 347#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 348#L325-2 [2021-12-22 20:35:34,769 INFO L793 eck$LassoCheckResult]: Loop: 348#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 382#L66 assume !(0 != ~mode1~0 % 256); 344#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 345#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 356#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 389#L92 assume !(0 != ~mode2~0 % 256); 354#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 355#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 379#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 340#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 341#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 350#L120-1 ~mode3~0 := 0; 367#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 368#L142 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 380#L145 assume !(node4_~m4~0#1 != ~nomsg~0); 358#L145-1 ~mode4~0 := 0; 373#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 370#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 364#L268 assume ~r1~0 % 256 >= 4; 365#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 333#L267-1 check_#res#1 := check_~tmp~1#1; 384#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 330#L351 assume !(0 == assert_~arg#1 % 256); 331#L346 assume { :end_inline_assert } true; 348#L325-2 [2021-12-22 20:35:34,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:34,769 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 2 times [2021-12-22 20:35:34,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:34,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40595658] [2021-12-22 20:35:34,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:34,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:34,796 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:35:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:34,810 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:35:34,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:34,812 INFO L85 PathProgramCache]: Analyzing trace with hash 851750321, now seen corresponding path program 1 times [2021-12-22 20:35:34,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:34,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491457469] [2021-12-22 20:35:34,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:34,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:35:34,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:35:34,863 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:35:34,864 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491457469] [2021-12-22 20:35:34,864 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491457469] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:35:34,864 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:35:34,865 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:35:34,865 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122456931] [2021-12-22 20:35:34,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:35:34,865 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:35:34,865 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:35:34,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:35:34,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:35:34,866 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. cyclomatic complexity: 23 Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-12-22 20:35:34,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:35:34,883 INFO L93 Difference]: Finished difference Result 107 states and 146 transitions. [2021-12-22 20:35:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:35:34,884 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 107 states and 146 transitions. [2021-12-22 20:35:34,885 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2021-12-22 20:35:34,886 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 107 states to 107 states and 146 transitions. [2021-12-22 20:35:34,888 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 107 [2021-12-22 20:35:34,889 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 107 [2021-12-22 20:35:34,889 INFO L73 IsDeterministic]: Start isDeterministic. Operand 107 states and 146 transitions. [2021-12-22 20:35:34,889 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:35:34,889 INFO L681 BuchiCegarLoop]: Abstraction has 107 states and 146 transitions. [2021-12-22 20:35:34,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states and 146 transitions. [2021-12-22 20:35:34,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-12-22 20:35:34,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 107 states have (on average 1.3644859813084111) internal successors, (146), 106 states have internal predecessors, (146), 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) [2021-12-22 20:35:34,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 146 transitions. [2021-12-22 20:35:34,893 INFO L704 BuchiCegarLoop]: Abstraction has 107 states and 146 transitions. [2021-12-22 20:35:34,894 INFO L587 BuchiCegarLoop]: Abstraction has 107 states and 146 transitions. [2021-12-22 20:35:34,894 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-22 20:35:34,894 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 107 states and 146 transitions. [2021-12-22 20:35:34,894 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2021-12-22 20:35:34,895 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:35:34,895 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:35:34,895 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:34,895 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:34,896 INFO L791 eck$LassoCheckResult]: Stem: 580#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 572#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 552#L166 assume 0 == ~r1~0 % 256; 541#L167 assume ~id1~0 >= 0; 520#L168 assume 0 == ~st1~0; 521#L169 assume ~send1~0 == ~id1~0; 584#L170 assume 0 == ~mode1~0 % 256; 576#L171 assume ~id2~0 >= 0; 573#L172 assume 0 == ~st2~0; 574#L173 assume ~send2~0 == ~id2~0; 582#L174 assume 0 == ~mode2~0 % 256; 518#L175 assume ~id3~0 >= 0; 519#L176 assume 0 == ~st3~0; 578#L177 assume ~send3~0 == ~id3~0; 559#L178 assume 0 == ~mode3~0 % 256; 560#L179 assume ~id4~0 >= 0; 510#L180 assume 0 == ~st4~0; 511#L181 assume ~send4~0 == ~id4~0; 555#L182 assume 0 == ~mode4~0 % 256; 558#L183 assume ~id1~0 != ~id2~0; 535#L184 assume ~id1~0 != ~id3~0; 536#L185 assume ~id1~0 != ~id4~0; 562#L186 assume ~id2~0 != ~id3~0; 581#L187 assume ~id2~0 != ~id4~0; 537#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 530#L166-1 init_#res#1 := init_~tmp~0#1; 512#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 513#L24 assume !(0 == assume_abort_if_not_~cond#1); 531#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 532#L325-2 [2021-12-22 20:35:34,896 INFO L793 eck$LassoCheckResult]: Loop: 532#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 614#L66 assume !(0 != ~mode1~0 % 256); 613#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 612#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 556#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 611#L92 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 609#L95 assume !(node2_~m2~0#1 != ~nomsg~0); 605#L95-1 ~mode2~0 := 0; 604#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 603#L117 assume !(0 != ~mode3~0 % 256); 599#L130 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 598#L130-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 596#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 595#L142 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 592#L145 assume !(node4_~m4~0#1 != ~nomsg~0); 590#L145-1 ~mode4~0 := 0; 588#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 587#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 586#L268 assume !(~r1~0 % 256 >= 4); 566#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 567#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 616#L267-1 check_#res#1 := check_~tmp~1#1; 615#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 514#L351 assume !(0 == assert_~arg#1 % 256); 515#L346 assume { :end_inline_assert } true; 532#L325-2 [2021-12-22 20:35:34,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:34,897 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 3 times [2021-12-22 20:35:34,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:34,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104181506] [2021-12-22 20:35:34,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:34,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:34,907 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:35:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:34,919 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:35:34,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:34,919 INFO L85 PathProgramCache]: Analyzing trace with hash -340218129, now seen corresponding path program 1 times [2021-12-22 20:35:34,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:34,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704211055] [2021-12-22 20:35:34,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:34,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:34,928 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:35:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:34,937 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:35:34,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:34,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1298328247, now seen corresponding path program 1 times [2021-12-22 20:35:34,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:34,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074724221] [2021-12-22 20:35:34,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:34,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:35:34,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:35:34,972 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:35:34,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074724221] [2021-12-22 20:35:34,972 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074724221] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:35:34,972 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:35:34,972 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:35:34,972 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2719304] [2021-12-22 20:35:34,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:35:35,617 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:35:35,618 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:35:35,618 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:35:35,618 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:35:35,618 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-22 20:35:35,618 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:35,618 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:35:35,618 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:35:35,618 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-12-22 20:35:35,618 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:35:35,619 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:35:35,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:35,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:35,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:35,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:35,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:35,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:35,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:35,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:35,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:35,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:35,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:35,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:35,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:35,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:36,123 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-12-22 20:35:39,167 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:35:39,168 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-22 20:35:39,170 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:39,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:39,171 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:39,178 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:35:39,178 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:35:39,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-22 20:35:39,215 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:39,216 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:39,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:39,217 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:39,222 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-22 20:35:39,222 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:35:39,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-22 20:35:39,325 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-22 20:35:39,328 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:39,329 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:35:39,329 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:35:39,329 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:35:39,329 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:35:39,329 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 20:35:39,329 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:39,329 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:35:39,329 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:35:39,329 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-12-22 20:35:39,329 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:35:39,329 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:35:39,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:39,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:39,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:39,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:39,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:39,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:39,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:39,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:39,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:39,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:39,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:39,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:39,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:39,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:39,811 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-12-22 20:35:42,736 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:35:42,739 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-22 20:35:42,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:42,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:42,742 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:42,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-22 20:35:42,751 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 [2021-12-22 20:35:42,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:42,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:42,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:42,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:42,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:35:42,761 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:35:42,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:42,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:42,790 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:42,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:42,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:42,791 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:42,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-22 20:35:42,799 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 [2021-12-22 20:35:42,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:42,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:42,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:42,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:42,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:35:42,807 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:35:42,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:42,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:42,826 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-22 20:35:42,827 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:42,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:42,828 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) [2021-12-22 20:35:42,828 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 [2021-12-22 20:35:42,830 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 [2021-12-22 20:35:42,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:42,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:42,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:42,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:42,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:35:42,838 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:35:42,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:42,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:42,870 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:42,870 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:42,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:42,871 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) [2021-12-22 20:35:42,873 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 [2021-12-22 20:35:42,874 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 [2021-12-22 20:35:42,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:42,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:42,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:42,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:42,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:35:42,881 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:35:42,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:42,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:42,897 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-22 20:35:42,897 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:42,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:42,902 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) [2021-12-22 20:35:42,902 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 [2021-12-22 20:35:42,903 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 [2021-12-22 20:35:42,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:42,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:42,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:42,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:42,910 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:35:42,911 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:35:42,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:42,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:42,930 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 [2021-12-22 20:35:42,930 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:42,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:42,931 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) [2021-12-22 20:35:42,931 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 [2021-12-22 20:35:42,933 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 [2021-12-22 20:35:42,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:42,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:42,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:42,940 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-22 20:35:42,940 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:35:43,026 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-12-22 20:35:43,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,111 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:43,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,113 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) [2021-12-22 20:35:43,114 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 [2021-12-22 20:35:43,115 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 [2021-12-22 20:35:43,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:35:43,122 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:35:43,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,155 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 [2021-12-22 20:35:43,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,156 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) [2021-12-22 20:35:43,163 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 [2021-12-22 20:35:43,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:35:43,171 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:35:43,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,174 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 [2021-12-22 20:35:43,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,200 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 [2021-12-22 20:35:43,201 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,202 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) [2021-12-22 20:35:43,210 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 [2021-12-22 20:35:43,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:35:43,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:35:43,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,219 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 [2021-12-22 20:35:43,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,244 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 [2021-12-22 20:35:43,244 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,247 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) [2021-12-22 20:35:43,248 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 [2021-12-22 20:35:43,249 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 [2021-12-22 20:35:43,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:35:43,258 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:35:43,258 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,295 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 [2021-12-22 20:35:43,296 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,296 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) [2021-12-22 20:35:43,297 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 [2021-12-22 20:35:43,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:35:43,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:35:43,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:35:43,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,343 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 [2021-12-22 20:35:43,343 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,344 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) [2021-12-22 20:35:43,345 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 [2021-12-22 20:35:43,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:35:43,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:35:43,352 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:35:43,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,380 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-22 20:35:43,380 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,381 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) [2021-12-22 20:35:43,382 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 [2021-12-22 20:35:43,385 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 [2021-12-22 20:35:43,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:35:43,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:35:43,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,409 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 [2021-12-22 20:35:43,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,411 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) [2021-12-22 20:35:43,412 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 [2021-12-22 20:35:43,432 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 [2021-12-22 20:35:43,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:35:43,443 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:35:43,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,461 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 [2021-12-22 20:35:43,461 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-22 20:35:43,461 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,462 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) [2021-12-22 20:35:43,463 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 [2021-12-22 20:35:43,464 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 [2021-12-22 20:35:43,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,471 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:43,472 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:43,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,501 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-22 20:35:43,502 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,503 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) [2021-12-22 20:35:43,503 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 [2021-12-22 20:35:43,506 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 [2021-12-22 20:35:43,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,512 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:43,513 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:43,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,538 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 [2021-12-22 20:35:43,539 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,540 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) [2021-12-22 20:35:43,540 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 [2021-12-22 20:35:43,542 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 [2021-12-22 20:35:43,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,548 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:43,549 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:43,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,581 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 [2021-12-22 20:35:43,581 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,582 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) [2021-12-22 20:35:43,587 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 [2021-12-22 20:35:43,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,594 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:43,594 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:43,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,597 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 [2021-12-22 20:35:43,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,626 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 [2021-12-22 20:35:43,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,631 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) [2021-12-22 20:35:43,632 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 [2021-12-22 20:35:43,634 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 [2021-12-22 20:35:43,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,641 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:43,641 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:43,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,658 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-22 20:35:43,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,659 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) [2021-12-22 20:35:43,661 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 [2021-12-22 20:35:43,662 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 [2021-12-22 20:35:43,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,671 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-22 20:35:43,671 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:43,777 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-12-22 20:35:43,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,907 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-22 20:35:43,908 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,909 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) [2021-12-22 20:35:43,909 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 [2021-12-22 20:35:43,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:35:43,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,917 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:43,917 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:43,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,933 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 [2021-12-22 20:35:43,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,934 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) [2021-12-22 20:35:43,935 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 [2021-12-22 20:35:43,936 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 [2021-12-22 20:35:43,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,942 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:43,943 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:43,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,966 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-22 20:35:43,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,967 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) [2021-12-22 20:35:43,967 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 [2021-12-22 20:35:43,969 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 [2021-12-22 20:35:43,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:43,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:43,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:43,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:43,975 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:43,976 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:43,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:43,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:43,996 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 [2021-12-22 20:35:43,996 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:43,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:43,997 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) [2021-12-22 20:35:43,997 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 [2021-12-22 20:35:43,999 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 [2021-12-22 20:35:44,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,006 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:44,006 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:44,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,035 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-22 20:35:44,036 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,036 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) [2021-12-22 20:35:44,037 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 [2021-12-22 20:35:44,038 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 [2021-12-22 20:35:44,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,045 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:44,046 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:44,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,063 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-22 20:35:44,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,064 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) [2021-12-22 20:35:44,068 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 [2021-12-22 20:35:44,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:35:44,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,076 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:44,076 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:44,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,093 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 [2021-12-22 20:35:44,093 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,094 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) [2021-12-22 20:35:44,094 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 [2021-12-22 20:35:44,096 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 [2021-12-22 20:35:44,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,103 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:44,103 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:44,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,121 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-22 20:35:44,121 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,122 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) [2021-12-22 20:35:44,122 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 [2021-12-22 20:35:44,124 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 [2021-12-22 20:35:44,130 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,130 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:44,131 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:44,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,149 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-22 20:35:44,149 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-22 20:35:44,149 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,150 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) [2021-12-22 20:35:44,155 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 [2021-12-22 20:35:44,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:35:44,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,162 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:44,164 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:44,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,191 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 [2021-12-22 20:35:44,191 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,192 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) [2021-12-22 20:35:44,193 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 [2021-12-22 20:35:44,194 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 [2021-12-22 20:35:44,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,201 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:44,202 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:44,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,241 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-22 20:35:44,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,243 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) [2021-12-22 20:35:44,244 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 [2021-12-22 20:35:44,244 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 [2021-12-22 20:35:44,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,251 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:44,252 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:44,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,270 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-22 20:35:44,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,272 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) [2021-12-22 20:35:44,279 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 [2021-12-22 20:35:44,280 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 [2021-12-22 20:35:44,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,286 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:44,287 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:44,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,303 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 [2021-12-22 20:35:44,304 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,305 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) [2021-12-22 20:35:44,305 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 [2021-12-22 20:35:44,306 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 [2021-12-22 20:35:44,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,313 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:44,313 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:44,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,345 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 [2021-12-22 20:35:44,346 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,346 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) [2021-12-22 20:35:44,350 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 [2021-12-22 20:35:44,351 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 [2021-12-22 20:35:44,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,359 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-22 20:35:44,359 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:44,484 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-12-22 20:35:44,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,673 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 [2021-12-22 20:35:44,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,675 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) [2021-12-22 20:35:44,688 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 [2021-12-22 20:35:44,688 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 [2021-12-22 20:35:44,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,695 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:44,696 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:44,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,725 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 [2021-12-22 20:35:44,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,727 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) [2021-12-22 20:35:44,728 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 [2021-12-22 20:35:44,729 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 [2021-12-22 20:35:44,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,736 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:44,737 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:44,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,777 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 [2021-12-22 20:35:44,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,779 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) [2021-12-22 20:35:44,784 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 [2021-12-22 20:35:44,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,791 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:44,791 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:44,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,794 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 [2021-12-22 20:35:44,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,824 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 [2021-12-22 20:35:44,825 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,826 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) [2021-12-22 20:35:44,831 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 [2021-12-22 20:35:44,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,838 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:44,839 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:44,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,842 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 [2021-12-22 20:35:44,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:44,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,870 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) [2021-12-22 20:35:44,871 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 [2021-12-22 20:35:44,872 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 [2021-12-22 20:35:44,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,879 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:44,881 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:44,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,918 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 [2021-12-22 20:35:44,919 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,920 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) [2021-12-22 20:35:44,927 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 [2021-12-22 20:35:44,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,933 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:44,934 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:44,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,937 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 [2021-12-22 20:35:44,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:44,963 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 [2021-12-22 20:35:44,963 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:44,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:44,964 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) [2021-12-22 20:35:44,966 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 [2021-12-22 20:35:44,967 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 [2021-12-22 20:35:44,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:44,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:44,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:44,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:44,973 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:44,975 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:44,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:44,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,006 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 [2021-12-22 20:35:45,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,008 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) [2021-12-22 20:35:45,009 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 [2021-12-22 20:35:45,010 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 [2021-12-22 20:35:45,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:45,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,018 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:45,019 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:45,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,051 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 [2021-12-22 20:35:45,052 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-22 20:35:45,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,053 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) [2021-12-22 20:35:45,059 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 [2021-12-22 20:35:45,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:45,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,068 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:45,071 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:45,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,073 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 [2021-12-22 20:35:45,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,100 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 [2021-12-22 20:35:45,100 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,101 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) [2021-12-22 20:35:45,116 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 [2021-12-22 20:35:45,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:45,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,123 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:45,125 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:45,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,127 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 [2021-12-22 20:35:45,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,152 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 [2021-12-22 20:35:45,153 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,154 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) [2021-12-22 20:35:45,155 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 [2021-12-22 20:35:45,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:35:45,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:45,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,164 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:45,165 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:45,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,192 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 [2021-12-22 20:35:45,193 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,194 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) [2021-12-22 20:35:45,195 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 [2021-12-22 20:35:45,196 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 [2021-12-22 20:35:45,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:45,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,203 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:45,204 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:45,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,235 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-22 20:35:45,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,237 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) [2021-12-22 20:35:45,237 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 [2021-12-22 20:35:45,238 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 [2021-12-22 20:35:45,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:45,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,245 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:45,245 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:45,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,262 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-22 20:35:45,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,263 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) [2021-12-22 20:35:45,264 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 [2021-12-22 20:35:45,265 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 [2021-12-22 20:35:45,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:45,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,274 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-22 20:35:45,274 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:45,423 INFO L401 nArgumentSynthesizer]: We have 80 Motzkin's Theorem applications. [2021-12-22 20:35:45,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,643 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 [2021-12-22 20:35:45,643 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,645 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) [2021-12-22 20:35:45,646 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 [2021-12-22 20:35:45,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:35:45,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:45,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,655 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:45,655 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:45,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,683 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-22 20:35:45,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,687 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) [2021-12-22 20:35:45,687 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 [2021-12-22 20:35:45,689 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 [2021-12-22 20:35:45,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:45,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,695 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:45,697 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:45,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,725 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-22 20:35:45,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,726 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) [2021-12-22 20:35:45,727 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 [2021-12-22 20:35:45,728 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 [2021-12-22 20:35:45,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:45,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,735 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:45,735 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:45,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-22 20:35:45,751 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,752 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:45,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-22 20:35:45,754 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 [2021-12-22 20:35:45,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:45,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,761 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:45,762 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:45,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,779 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-22 20:35:45,779 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,780 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:45,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-22 20:35:45,786 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 [2021-12-22 20:35:45,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:45,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,793 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:45,799 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:45,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,824 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-22 20:35:45,824 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,825 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:45,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-22 20:35:45,827 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 [2021-12-22 20:35:45,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:45,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,833 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:45,834 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:45,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,864 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-22 20:35:45,864 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,865 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) [2021-12-22 20:35:45,865 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 [2021-12-22 20:35:45,866 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 [2021-12-22 20:35:45,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:45,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,873 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:45,875 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:45,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,903 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 [2021-12-22 20:35:45,903 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,904 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) [2021-12-22 20:35:45,915 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 [2021-12-22 20:35:45,916 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 [2021-12-22 20:35:45,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:35:45,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,923 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:45,925 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:45,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,955 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-22 20:35:45,955 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-22 20:35:45,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,956 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) [2021-12-22 20:35:45,956 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 [2021-12-22 20:35:45,957 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 [2021-12-22 20:35:45,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:45,964 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:45,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,964 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:45,965 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:45,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:45,983 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 [2021-12-22 20:35:45,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:45,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:45,984 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) [2021-12-22 20:35:45,985 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 [2021-12-22 20:35:45,986 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 [2021-12-22 20:35:45,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:45,992 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:45,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:45,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:45,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:45,992 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:45,993 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:45,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:45,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,011 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-22 20:35:46,012 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,012 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) [2021-12-22 20:35:46,021 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 [2021-12-22 20:35:46,021 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 [2021-12-22 20:35:46,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,029 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:46,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,030 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:46,031 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:46,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,059 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 [2021-12-22 20:35:46,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,060 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) [2021-12-22 20:35:46,075 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 [2021-12-22 20:35:46,075 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 [2021-12-22 20:35:46,082 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,082 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:46,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,083 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:46,083 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:46,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-22 20:35:46,114 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,114 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) [2021-12-22 20:35:46,115 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 [2021-12-22 20:35:46,116 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 [2021-12-22 20:35:46,123 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,123 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:46,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,123 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:46,124 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:46,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,147 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-22 20:35:46,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,148 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) [2021-12-22 20:35:46,148 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 [2021-12-22 20:35:46,149 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 [2021-12-22 20:35:46,158 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,158 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:46,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,159 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-22 20:35:46,159 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:46,260 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-12-22 20:35:46,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,503 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 [2021-12-22 20:35:46,503 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,504 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) [2021-12-22 20:35:46,506 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 [2021-12-22 20:35:46,507 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 [2021-12-22 20:35:46,515 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,515 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:46,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,515 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:46,516 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:46,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,549 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 [2021-12-22 20:35:46,549 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,550 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) [2021-12-22 20:35:46,553 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 [2021-12-22 20:35:46,554 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 [2021-12-22 20:35:46,561 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,561 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:46,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,561 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:46,562 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:46,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,594 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 [2021-12-22 20:35:46,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,600 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) [2021-12-22 20:35:46,601 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 [2021-12-22 20:35:46,602 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 [2021-12-22 20:35:46,610 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,610 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:46,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,610 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:46,611 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:46,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,640 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 [2021-12-22 20:35:46,641 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,652 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:46,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-22 20:35:46,654 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 [2021-12-22 20:35:46,661 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,661 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:46,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,661 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:46,662 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:46,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,699 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-22 20:35:46,700 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,700 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:46,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-22 20:35:46,703 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 [2021-12-22 20:35:46,709 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,709 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:46,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,709 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:46,710 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:46,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,728 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-22 20:35:46,729 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,729 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:46,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-22 20:35:46,731 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 [2021-12-22 20:35:46,737 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,737 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:46,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,738 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:46,738 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:46,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,755 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-22 20:35:46,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,756 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) [2021-12-22 20:35:46,757 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 [2021-12-22 20:35:46,759 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 [2021-12-22 20:35:46,765 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,765 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:46,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,765 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:46,766 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:46,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,785 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-22 20:35:46,785 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,786 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) [2021-12-22 20:35:46,787 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 [2021-12-22 20:35:46,788 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 [2021-12-22 20:35:46,795 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,795 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:46,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,795 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 20:35:46,796 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 20:35:46,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,823 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:46,824 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-22 20:35:46,824 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,825 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) [2021-12-22 20:35:46,825 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 [2021-12-22 20:35:46,826 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 [2021-12-22 20:35:46,833 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,833 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 20:35:46,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,833 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:46,835 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:46,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,871 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 [2021-12-22 20:35:46,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,872 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) [2021-12-22 20:35:46,873 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 [2021-12-22 20:35:46,874 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 [2021-12-22 20:35:46,881 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,881 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 20:35:46,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,882 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:46,883 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:46,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,904 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 [2021-12-22 20:35:46,904 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,905 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) [2021-12-22 20:35:46,906 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 [2021-12-22 20:35:46,908 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 [2021-12-22 20:35:46,914 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,914 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 20:35:46,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,914 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:46,918 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:46,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,939 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:46,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,940 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:46,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-22 20:35:46,942 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 [2021-12-22 20:35:46,948 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,948 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 20:35:46,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,949 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:46,949 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:46,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,966 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-22 20:35:46,967 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,968 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:46,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-22 20:35:46,969 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 [2021-12-22 20:35:46,975 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:46,975 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 20:35:46,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:46,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:46,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:46,975 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:46,976 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:46,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:46,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:46,993 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:46,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:46,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:46,994 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:46,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-22 20:35:46,996 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 [2021-12-22 20:35:47,004 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:47,004 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 20:35:47,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:47,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:47,004 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-22 20:35:47,004 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:47,144 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-12-22 20:35:47,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:47,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:47,720 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-22 20:35:47,721 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:47,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:47,722 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:47,722 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-22 20:35:47,723 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 [2021-12-22 20:35:47,729 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:47,730 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 20:35:47,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:47,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:47,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:47,730 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:47,730 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:47,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:47,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:47,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:47,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:47,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:47,749 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:47,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-22 20:35:47,752 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 [2021-12-22 20:35:47,759 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:47,759 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 20:35:47,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:47,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:47,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:47,759 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:47,760 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:47,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:47,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:47,780 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-22 20:35:47,780 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:47,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:47,781 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:47,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-22 20:35:47,782 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 [2021-12-22 20:35:47,788 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:47,788 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 20:35:47,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:47,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:47,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:47,789 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:47,789 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:47,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:47,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:47,807 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-12-22 20:35:47,807 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:47,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:47,808 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:47,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-22 20:35:47,810 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 [2021-12-22 20:35:47,816 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:47,817 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 20:35:47,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:47,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:47,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:47,817 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:47,818 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:47,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:47,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:47,835 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-22 20:35:47,835 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:47,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:47,836 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:47,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-22 20:35:47,904 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 [2021-12-22 20:35:47,911 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:47,911 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 20:35:47,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:47,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:47,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:47,911 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:47,913 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:47,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:47,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:47,932 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-22 20:35:47,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:47,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:47,933 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:47,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-22 20:35:47,935 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 [2021-12-22 20:35:47,942 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:47,942 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 20:35:47,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:47,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:47,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:47,943 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:47,943 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:47,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:47,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:47,961 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-12-22 20:35:47,961 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:47,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:47,963 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:47,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-22 20:35:47,964 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 [2021-12-22 20:35:47,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:47,972 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 20:35:47,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:47,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:47,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:47,972 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:47,973 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:47,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:47,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:48,028 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:48,028 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:48,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:48,029 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:48,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-22 20:35:48,031 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 [2021-12-22 20:35:48,039 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:48,039 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 20:35:48,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:48,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:48,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:48,039 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:48,041 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:48,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:48,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:48,060 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:48,061 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-22 20:35:48,061 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:48,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:48,062 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:48,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-22 20:35:48,064 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 [2021-12-22 20:35:48,071 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:48,071 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:48,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:48,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:48,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:48,071 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:48,083 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:48,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:48,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:48,119 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:48,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:48,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:48,120 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:48,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-12-22 20:35:48,122 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 [2021-12-22 20:35:48,128 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:48,129 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:48,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:48,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:48,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:48,129 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:48,130 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:48,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:48,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:48,168 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-12-22 20:35:48,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:48,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:48,169 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:48,169 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-12-22 20:35:48,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:35:48,178 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:48,178 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:48,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:48,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:48,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:48,178 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:48,184 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:48,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:48,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:48,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:48,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:48,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:48,220 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:48,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-12-22 20:35:48,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:35:48,229 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:48,229 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:48,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:48,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:48,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:48,229 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:48,230 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:48,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:48,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:48,253 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-12-22 20:35:48,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:48,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:48,254 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:48,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-12-22 20:35:48,256 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 [2021-12-22 20:35:48,262 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:48,262 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:48,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:48,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:48,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:48,263 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:48,263 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:48,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:48,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:48,282 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-12-22 20:35:48,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:48,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:48,283 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:48,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-12-22 20:35:48,285 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 [2021-12-22 20:35:48,294 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:48,294 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:48,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:48,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:48,294 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-22 20:35:48,294 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:48,488 INFO L401 nArgumentSynthesizer]: We have 80 Motzkin's Theorem applications. [2021-12-22 20:35:48,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:49,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:49,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:49,500 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:49,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:49,500 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:49,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-12-22 20:35:49,502 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 [2021-12-22 20:35:49,509 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:49,509 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:49,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:49,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:49,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:49,509 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:49,510 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:49,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:49,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:49,528 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:49,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:49,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:49,529 INFO L229 MonitoredProcess]: Starting monitored process 95 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:49,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-12-22 20:35:49,531 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 [2021-12-22 20:35:49,538 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:49,538 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:49,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:49,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:49,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:49,538 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:49,540 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:49,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:49,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:49,561 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:49,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:49,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:49,562 INFO L229 MonitoredProcess]: Starting monitored process 96 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:49,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-12-22 20:35:49,564 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 [2021-12-22 20:35:49,570 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:49,570 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:49,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:49,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:49,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:49,571 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:49,571 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:49,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:49,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:49,589 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-12-22 20:35:49,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:49,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:49,590 INFO L229 MonitoredProcess]: Starting monitored process 97 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:49,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-12-22 20:35:49,592 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 [2021-12-22 20:35:49,599 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:49,599 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:49,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:49,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:49,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:49,599 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:49,600 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:49,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:49,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:49,620 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:49,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:49,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:49,621 INFO L229 MonitoredProcess]: Starting monitored process 98 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:49,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-12-22 20:35:49,623 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 [2021-12-22 20:35:49,629 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:49,629 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:49,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:49,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:49,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:49,630 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:49,632 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:49,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:49,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:49,660 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-12-22 20:35:49,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:49,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:49,661 INFO L229 MonitoredProcess]: Starting monitored process 99 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:49,661 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-12-22 20:35:49,662 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 [2021-12-22 20:35:49,669 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:49,669 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:49,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:49,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:49,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:49,669 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:49,670 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:49,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:49,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:49,701 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:49,701 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:49,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:49,702 INFO L229 MonitoredProcess]: Starting monitored process 100 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:49,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-12-22 20:35:49,703 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 [2021-12-22 20:35:49,710 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:49,710 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:49,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:49,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:49,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:49,710 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:49,712 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:49,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:49,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:49,733 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-12-22 20:35:49,733 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:49,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:49,734 INFO L229 MonitoredProcess]: Starting monitored process 101 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:49,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-12-22 20:35:49,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:35:49,743 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:49,743 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:49,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:49,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:49,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:49,744 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 20:35:49,745 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 20:35:49,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:49,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:49,769 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:49,769 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-22 20:35:49,769 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:49,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:49,770 INFO L229 MonitoredProcess]: Starting monitored process 102 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:49,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-12-22 20:35:49,772 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 [2021-12-22 20:35:49,778 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:49,779 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:49,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:49,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:49,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:49,779 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:49,780 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:49,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:49,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:49,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-12-22 20:35:49,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:49,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:49,799 INFO L229 MonitoredProcess]: Starting monitored process 103 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:49,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-12-22 20:35:49,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:35:49,807 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:49,807 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:49,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:49,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:49,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:49,808 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:49,809 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:49,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:49,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:49,827 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:49,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:49,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:49,829 INFO L229 MonitoredProcess]: Starting monitored process 104 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:49,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-12-22 20:35:49,830 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 [2021-12-22 20:35:49,840 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:49,840 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:49,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:49,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:49,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:49,840 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:49,841 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:49,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:49,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:49,858 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-12-22 20:35:49,859 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:49,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:49,859 INFO L229 MonitoredProcess]: Starting monitored process 105 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:49,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-12-22 20:35:49,861 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 [2021-12-22 20:35:49,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:49,867 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:49,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:49,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:49,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:49,867 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:49,868 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:49,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:49,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:49,884 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:49,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:49,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:49,885 INFO L229 MonitoredProcess]: Starting monitored process 106 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:35:49,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-12-22 20:35:49,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:35:49,894 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:49,895 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:49,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:49,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:49,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:49,895 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:49,895 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:49,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:49,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:49,912 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-12-22 20:35:49,912 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:49,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:49,913 INFO L229 MonitoredProcess]: Starting monitored process 107 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) [2021-12-22 20:35:49,921 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-12-22 20:35:49,922 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 [2021-12-22 20:35:49,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:49,929 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:49,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:49,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:49,929 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-22 20:35:49,929 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:50,051 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-12-22 20:35:50,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:50,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:50,325 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:50,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:50,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:50,326 INFO L229 MonitoredProcess]: Starting monitored process 108 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) [2021-12-22 20:35:50,340 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 [2021-12-22 20:35:50,346 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:50,346 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:50,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:50,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:50,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:50,346 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:50,347 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:50,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:50,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-12-22 20:35:50,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:50,403 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:50,403 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:50,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:50,404 INFO L229 MonitoredProcess]: Starting monitored process 109 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) [2021-12-22 20:35:50,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-12-22 20:35:50,406 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 [2021-12-22 20:35:50,413 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:50,413 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:50,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:50,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:50,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:50,413 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:50,415 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:50,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:50,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:50,447 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:50,447 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:50,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:50,448 INFO L229 MonitoredProcess]: Starting monitored process 110 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) [2021-12-22 20:35:50,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-12-22 20:35:50,450 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 [2021-12-22 20:35:50,457 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:50,457 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:50,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:50,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:50,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:50,457 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:50,466 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:50,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:50,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:50,506 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:50,506 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:50,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:50,507 INFO L229 MonitoredProcess]: Starting monitored process 111 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) [2021-12-22 20:35:50,511 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 [2021-12-22 20:35:50,517 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:50,517 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:50,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:50,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:50,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:50,518 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:50,519 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:50,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:50,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-12-22 20:35:50,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:50,547 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:50,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:50,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:50,548 INFO L229 MonitoredProcess]: Starting monitored process 112 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) [2021-12-22 20:35:50,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-12-22 20:35:50,550 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 [2021-12-22 20:35:50,557 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:50,557 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:50,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:50,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:50,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:50,557 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:50,559 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:50,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:50,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:50,589 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:50,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:50,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:50,604 INFO L229 MonitoredProcess]: Starting monitored process 113 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) [2021-12-22 20:35:50,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-12-22 20:35:50,606 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 [2021-12-22 20:35:50,612 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:50,612 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:50,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:50,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:50,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:50,612 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:50,612 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:50,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:50,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:50,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:50,644 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:50,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:50,645 INFO L229 MonitoredProcess]: Starting monitored process 114 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) [2021-12-22 20:35:50,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-12-22 20:35:50,669 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 [2021-12-22 20:35:50,676 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:50,676 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:50,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:50,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:50,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:50,676 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:50,677 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:50,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:50,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:50,711 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2021-12-22 20:35:50,711 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:50,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:50,712 INFO L229 MonitoredProcess]: Starting monitored process 115 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) [2021-12-22 20:35:50,713 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-12-22 20:35:50,714 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 [2021-12-22 20:35:50,720 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:50,720 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 20:35:50,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:50,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:50,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:50,721 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 20:35:50,722 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:35:50,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:50,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:50,752 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:50,752 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-22 20:35:50,752 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:50,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:50,753 INFO L229 MonitoredProcess]: Starting monitored process 116 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) [2021-12-22 20:35:50,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-12-22 20:35:50,755 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 [2021-12-22 20:35:50,761 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:50,761 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:50,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:50,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:50,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:50,761 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 20:35:50,764 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:35:50,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:50,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:50,790 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:50,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:50,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:50,791 INFO L229 MonitoredProcess]: Starting monitored process 117 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) [2021-12-22 20:35:50,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-12-22 20:35:50,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:35:50,800 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:50,800 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:50,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:50,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:50,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:50,800 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 20:35:50,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:35:50,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:50,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:50,833 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:50,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:50,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:50,836 INFO L229 MonitoredProcess]: Starting monitored process 118 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) [2021-12-22 20:35:50,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-12-22 20:35:50,838 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 [2021-12-22 20:35:50,844 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:50,844 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:50,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:50,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:50,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:50,844 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 20:35:50,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:35:50,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:50,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:50,877 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:50,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:50,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:50,878 INFO L229 MonitoredProcess]: Starting monitored process 119 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) [2021-12-22 20:35:50,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-12-22 20:35:50,880 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 [2021-12-22 20:35:50,886 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:50,887 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:50,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:50,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:50,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:50,887 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 20:35:50,888 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:35:50,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:50,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:50,919 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:50,919 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:50,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:50,920 INFO L229 MonitoredProcess]: Starting monitored process 120 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) [2021-12-22 20:35:50,924 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 [2021-12-22 20:35:50,930 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:50,930 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:50,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:50,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:50,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:50,930 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 20:35:50,931 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:35:50,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:50,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-12-22 20:35:50,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:50,958 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:50,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:50,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:50,960 INFO L229 MonitoredProcess]: Starting monitored process 121 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) [2021-12-22 20:35:50,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-12-22 20:35:50,962 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 [2021-12-22 20:35:50,970 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:50,970 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:50,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:50,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:50,970 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-22 20:35:50,970 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 20:35:51,164 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2021-12-22 20:35:51,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:51,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:51,736 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2021-12-22 20:35:51,737 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:51,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:51,737 INFO L229 MonitoredProcess]: Starting monitored process 122 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) [2021-12-22 20:35:51,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-12-22 20:35:51,739 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 [2021-12-22 20:35:51,745 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:51,745 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:51,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:51,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:51,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:51,745 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 20:35:51,746 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:35:51,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:51,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:51,764 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2021-12-22 20:35:51,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:51,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:51,765 INFO L229 MonitoredProcess]: Starting monitored process 123 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) [2021-12-22 20:35:51,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-12-22 20:35:51,766 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 [2021-12-22 20:35:51,772 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:51,773 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:51,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:51,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:51,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:51,773 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 20:35:51,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:35:51,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:51,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:51,794 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2021-12-22 20:35:51,795 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:51,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:51,795 INFO L229 MonitoredProcess]: Starting monitored process 124 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) [2021-12-22 20:35:51,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-12-22 20:35:51,797 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 [2021-12-22 20:35:51,803 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:51,803 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:51,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:51,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:51,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:51,803 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 20:35:51,804 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:35:51,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:51,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:51,821 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2021-12-22 20:35:51,822 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:51,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:51,822 INFO L229 MonitoredProcess]: Starting monitored process 125 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) [2021-12-22 20:35:51,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-12-22 20:35:51,824 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 [2021-12-22 20:35:51,830 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:51,831 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:51,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:51,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:51,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:51,831 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 20:35:51,832 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:35:51,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:51,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:51,849 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:51,849 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:51,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:51,850 INFO L229 MonitoredProcess]: Starting monitored process 126 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) [2021-12-22 20:35:51,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-12-22 20:35:51,852 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 [2021-12-22 20:35:51,857 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:51,858 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:51,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:51,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:51,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:51,858 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 20:35:51,860 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:35:51,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:51,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:51,880 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2021-12-22 20:35:51,880 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:51,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:51,881 INFO L229 MonitoredProcess]: Starting monitored process 127 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) [2021-12-22 20:35:51,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-12-22 20:35:51,883 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 [2021-12-22 20:35:51,889 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:51,889 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:51,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:51,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:51,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:51,889 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 20:35:51,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:35:51,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:51,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:51,908 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:51,908 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:51,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:51,910 INFO L229 MonitoredProcess]: Starting monitored process 128 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) [2021-12-22 20:35:51,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-12-22 20:35:51,912 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 [2021-12-22 20:35:51,919 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:51,919 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:51,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:51,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:51,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:51,919 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 20:35:51,920 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:35:51,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:51,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:51,940 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:51,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:51,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:35:51,941 INFO L229 MonitoredProcess]: Starting monitored process 129 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) [2021-12-22 20:35:51,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-12-22 20:35:51,943 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 [2021-12-22 20:35:51,949 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 20:35:51,949 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 20:35:51,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:35:51,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:35:51,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:35:51,949 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 20:35:51,951 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:35:51,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:35:51,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:35:51,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2021-12-22 20:35:51,972 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:35:51,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:35:51,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:35:51,973 INFO L87 Difference]: Start difference. First operand 107 states and 146 transitions. cyclomatic complexity: 40 Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2021-12-22 20:35:51,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:35:51,986 INFO L93 Difference]: Finished difference Result 173 states and 241 transitions. [2021-12-22 20:35:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:35:51,986 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 173 states and 241 transitions. [2021-12-22 20:35:51,988 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 144 [2021-12-22 20:35:51,989 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 173 states to 173 states and 241 transitions. [2021-12-22 20:35:51,990 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 173 [2021-12-22 20:35:51,990 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 173 [2021-12-22 20:35:51,990 INFO L73 IsDeterministic]: Start isDeterministic. Operand 173 states and 241 transitions. [2021-12-22 20:35:51,991 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:35:51,991 INFO L681 BuchiCegarLoop]: Abstraction has 173 states and 241 transitions. [2021-12-22 20:35:51,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states and 241 transitions. [2021-12-22 20:35:51,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2021-12-22 20:35:51,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 173 states have (on average 1.393063583815029) internal successors, (241), 172 states have internal predecessors, (241), 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) [2021-12-22 20:35:51,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 241 transitions. [2021-12-22 20:35:51,998 INFO L704 BuchiCegarLoop]: Abstraction has 173 states and 241 transitions. [2021-12-22 20:35:51,998 INFO L587 BuchiCegarLoop]: Abstraction has 173 states and 241 transitions. [2021-12-22 20:35:51,998 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-22 20:35:51,999 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 173 states and 241 transitions. [2021-12-22 20:35:52,000 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 144 [2021-12-22 20:35:52,000 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:35:52,001 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:35:52,001 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:52,002 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:52,002 INFO L791 eck$LassoCheckResult]: Stem: 875#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 863#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 841#L166 assume 0 == ~r1~0 % 256; 830#L167 assume ~id1~0 >= 0; 808#L168 assume 0 == ~st1~0; 809#L169 assume ~send1~0 == ~id1~0; 880#L170 assume 0 == ~mode1~0 % 256; 868#L171 assume ~id2~0 >= 0; 864#L172 assume 0 == ~st2~0; 865#L173 assume ~send2~0 == ~id2~0; 877#L174 assume 0 == ~mode2~0 % 256; 806#L175 assume ~id3~0 >= 0; 807#L176 assume 0 == ~st3~0; 872#L177 assume ~send3~0 == ~id3~0; 848#L178 assume 0 == ~mode3~0 % 256; 849#L179 assume ~id4~0 >= 0; 798#L180 assume 0 == ~st4~0; 799#L181 assume ~send4~0 == ~id4~0; 844#L182 assume 0 == ~mode4~0 % 256; 847#L183 assume ~id1~0 != ~id2~0; 823#L184 assume ~id1~0 != ~id3~0; 824#L185 assume ~id1~0 != ~id4~0; 851#L186 assume ~id2~0 != ~id3~0; 876#L187 assume ~id2~0 != ~id4~0; 825#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 818#L166-1 init_#res#1 := init_~tmp~0#1; 802#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 803#L24 assume !(0 == assume_abort_if_not_~cond#1); 819#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 820#L325-2 [2021-12-22 20:35:52,002 INFO L793 eck$LassoCheckResult]: Loop: 820#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 898#L66 assume !(0 != ~mode1~0 % 256); 816#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 817#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 845#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 951#L92 assume !(0 != ~mode2~0 % 256); 888#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 947#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 940#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 939#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 934#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 928#L120-1 ~mode3~0 := 0; 923#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 854#L142 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 855#L145 assume !(node4_~m4~0#1 != ~nomsg~0); 893#L145-1 ~mode4~0 := 0; 892#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 884#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 885#L268 assume !(~r1~0 % 256 >= 4); 852#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 853#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 944#L267-1 check_#res#1 := check_~tmp~1#1; 943#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 942#L351 assume !(0 == assert_~arg#1 % 256); 941#L346 assume { :end_inline_assert } true; 858#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 859#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 860#L70 assume !(node1_~m1~0#1 != ~nomsg~0); 894#L70-1 ~mode1~0 := 0; 891#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 886#L92 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 887#L95 assume !(node2_~m2~0#1 != ~nomsg~0); 925#L95-1 ~mode2~0 := 0; 924#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 922#L117 assume !(0 != ~mode3~0 % 256); 918#L130 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 917#L130-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 915#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 914#L142 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 902#L145 assume !(node4_~m4~0#1 != ~nomsg~0); 901#L145-1 ~mode4~0 := 0; 889#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 890#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 882#L268 assume !(~r1~0 % 256 >= 4); 883#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 908#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 907#L267-1 check_#res#1 := check_~tmp~1#1; 906#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 905#L351 assume !(0 == assert_~arg#1 % 256); 899#L346 assume { :end_inline_assert } true; 820#L325-2 [2021-12-22 20:35:52,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:52,002 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 4 times [2021-12-22 20:35:52,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:52,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966965107] [2021-12-22 20:35:52,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:52,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:52,026 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:35:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:52,043 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:35:52,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:52,059 INFO L85 PathProgramCache]: Analyzing trace with hash 609383159, now seen corresponding path program 1 times [2021-12-22 20:35:52,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:52,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220162176] [2021-12-22 20:35:52,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:52,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:35:52,118 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:35:52,118 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:35:52,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220162176] [2021-12-22 20:35:52,118 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220162176] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:35:52,118 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:35:52,119 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:35:52,119 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387933395] [2021-12-22 20:35:52,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:35:52,119 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:35:52,119 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:35:52,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:35:52,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:35:52,120 INFO L87 Difference]: Start difference. First operand 173 states and 241 transitions. cyclomatic complexity: 69 Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 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) [2021-12-22 20:35:52,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:35:52,135 INFO L93 Difference]: Finished difference Result 301 states and 421 transitions. [2021-12-22 20:35:52,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:35:52,136 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 301 states and 421 transitions. [2021-12-22 20:35:52,138 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 272 [2021-12-22 20:35:52,139 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 301 states to 301 states and 421 transitions. [2021-12-22 20:35:52,139 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 301 [2021-12-22 20:35:52,139 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 301 [2021-12-22 20:35:52,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 301 states and 421 transitions. [2021-12-22 20:35:52,140 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:35:52,140 INFO L681 BuchiCegarLoop]: Abstraction has 301 states and 421 transitions. [2021-12-22 20:35:52,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states and 421 transitions. [2021-12-22 20:35:52,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 293. [2021-12-22 20:35:52,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 293 states have (on average 1.3959044368600682) internal successors, (409), 292 states have internal predecessors, (409), 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) [2021-12-22 20:35:52,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 409 transitions. [2021-12-22 20:35:52,178 INFO L704 BuchiCegarLoop]: Abstraction has 293 states and 409 transitions. [2021-12-22 20:35:52,178 INFO L587 BuchiCegarLoop]: Abstraction has 293 states and 409 transitions. [2021-12-22 20:35:52,178 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-22 20:35:52,178 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 293 states and 409 transitions. [2021-12-22 20:35:52,179 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 264 [2021-12-22 20:35:52,179 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:35:52,179 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:35:52,180 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:52,180 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:52,181 INFO L791 eck$LassoCheckResult]: Stem: 1352#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 1342#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 1320#L166 assume 0 == ~r1~0 % 256; 1312#L167 assume ~id1~0 >= 0; 1290#L168 assume 0 == ~st1~0; 1291#L169 assume ~send1~0 == ~id1~0; 1357#L170 assume 0 == ~mode1~0 % 256; 1348#L171 assume ~id2~0 >= 0; 1343#L172 assume 0 == ~st2~0; 1344#L173 assume ~send2~0 == ~id2~0; 1354#L174 assume 0 == ~mode2~0 % 256; 1286#L175 assume ~id3~0 >= 0; 1287#L176 assume 0 == ~st3~0; 1350#L177 assume ~send3~0 == ~id3~0; 1329#L178 assume 0 == ~mode3~0 % 256; 1330#L179 assume ~id4~0 >= 0; 1278#L180 assume 0 == ~st4~0; 1279#L181 assume ~send4~0 == ~id4~0; 1326#L182 assume 0 == ~mode4~0 % 256; 1328#L183 assume ~id1~0 != ~id2~0; 1303#L184 assume ~id1~0 != ~id3~0; 1304#L185 assume ~id1~0 != ~id4~0; 1332#L186 assume ~id2~0 != ~id3~0; 1353#L187 assume ~id2~0 != ~id4~0; 1305#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 1298#L166-1 init_#res#1 := init_~tmp~0#1; 1282#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1283#L24 assume !(0 == assume_abort_if_not_~cond#1); 1301#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1302#L325-2 [2021-12-22 20:35:52,181 INFO L793 eck$LassoCheckResult]: Loop: 1302#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1426#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1415#L70 assume !(node1_~m1~0#1 != ~nomsg~0); 1408#L70-1 ~mode1~0 := 0; 1405#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1403#L92 assume !(0 != ~mode2~0 % 256); 1401#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 1396#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 1397#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1550#L117 assume !(0 != ~mode3~0 % 256); 1549#L130 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 1548#L130-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 1546#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1520#L142 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1521#L145 assume !(node4_~m4~0#1 != ~nomsg~0); 1535#L145-1 ~mode4~0 := 0; 1367#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1362#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 1363#L268 assume !(~r1~0 % 256 >= 4); 1516#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 1514#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 1511#L267-1 check_#res#1 := check_~tmp~1#1; 1509#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1507#L351 assume !(0 == assert_~arg#1 % 256); 1506#L346 assume { :end_inline_assert } true; 1505#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1504#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1360#L70 assume !(node1_~m1~0#1 != ~nomsg~0); 1289#L70-1 ~mode1~0 := 0; 1499#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1497#L92 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1313#L95 assume !(node2_~m2~0#1 != ~nomsg~0); 1314#L95-1 ~mode2~0 := 0; 1336#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1292#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1293#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 1300#L120-1 ~mode3~0 := 0; 1318#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1319#L142 assume !(0 != ~mode4~0 % 256); 1333#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 1351#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 1370#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1475#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 1474#L268 assume !(~r1~0 % 256 >= 4); 1473#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 1472#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 1471#L267-1 check_#res#1 := check_~tmp~1#1; 1468#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1464#L351 assume !(0 == assert_~arg#1 % 256); 1460#L346 assume { :end_inline_assert } true; 1302#L325-2 [2021-12-22 20:35:52,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:52,181 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 5 times [2021-12-22 20:35:52,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:52,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300001431] [2021-12-22 20:35:52,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:52,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:52,188 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:35:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:52,196 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:35:52,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:52,196 INFO L85 PathProgramCache]: Analyzing trace with hash 614448631, now seen corresponding path program 1 times [2021-12-22 20:35:52,196 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:52,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469255301] [2021-12-22 20:35:52,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:52,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:35:52,231 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:35:52,232 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:35:52,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469255301] [2021-12-22 20:35:52,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469255301] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:35:52,232 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:35:52,232 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:35:52,232 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944336822] [2021-12-22 20:35:52,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:35:52,233 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:35:52,233 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:35:52,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:35:52,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:35:52,233 INFO L87 Difference]: Start difference. First operand 293 states and 409 transitions. cyclomatic complexity: 117 Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 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) [2021-12-22 20:35:52,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:35:52,243 INFO L93 Difference]: Finished difference Result 457 states and 629 transitions. [2021-12-22 20:35:52,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:35:52,244 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 457 states and 629 transitions. [2021-12-22 20:35:52,246 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 428 [2021-12-22 20:35:52,248 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 457 states to 457 states and 629 transitions. [2021-12-22 20:35:52,248 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 457 [2021-12-22 20:35:52,248 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 457 [2021-12-22 20:35:52,248 INFO L73 IsDeterministic]: Start isDeterministic. Operand 457 states and 629 transitions. [2021-12-22 20:35:52,249 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:35:52,249 INFO L681 BuchiCegarLoop]: Abstraction has 457 states and 629 transitions. [2021-12-22 20:35:52,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states and 629 transitions. [2021-12-22 20:35:52,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 441. [2021-12-22 20:35:52,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 441 states have (on average 1.3718820861678005) internal successors, (605), 440 states have internal predecessors, (605), 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) [2021-12-22 20:35:52,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 605 transitions. [2021-12-22 20:35:52,259 INFO L704 BuchiCegarLoop]: Abstraction has 441 states and 605 transitions. [2021-12-22 20:35:52,259 INFO L587 BuchiCegarLoop]: Abstraction has 441 states and 605 transitions. [2021-12-22 20:35:52,259 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-22 20:35:52,259 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 441 states and 605 transitions. [2021-12-22 20:35:52,260 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 412 [2021-12-22 20:35:52,261 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:35:52,261 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:35:52,261 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:52,262 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:52,262 INFO L791 eck$LassoCheckResult]: Stem: 2107#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 2097#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 2078#L166 assume 0 == ~r1~0 % 256; 2066#L167 assume ~id1~0 >= 0; 2044#L168 assume 0 == ~st1~0; 2045#L169 assume ~send1~0 == ~id1~0; 2112#L170 assume 0 == ~mode1~0 % 256; 2101#L171 assume ~id2~0 >= 0; 2098#L172 assume 0 == ~st2~0; 2099#L173 assume ~send2~0 == ~id2~0; 2109#L174 assume 0 == ~mode2~0 % 256; 2042#L175 assume ~id3~0 >= 0; 2043#L176 assume 0 == ~st3~0; 2105#L177 assume ~send3~0 == ~id3~0; 2086#L178 assume 0 == ~mode3~0 % 256; 2087#L179 assume ~id4~0 >= 0; 2034#L180 assume 0 == ~st4~0; 2035#L181 assume ~send4~0 == ~id4~0; 2081#L182 assume 0 == ~mode4~0 % 256; 2085#L183 assume ~id1~0 != ~id2~0; 2059#L184 assume ~id1~0 != ~id3~0; 2060#L185 assume ~id1~0 != ~id4~0; 2089#L186 assume ~id2~0 != ~id3~0; 2108#L187 assume ~id2~0 != ~id4~0; 2061#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 2054#L166-1 init_#res#1 := init_~tmp~0#1; 2036#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2037#L24 assume !(0 == assume_abort_if_not_~cond#1); 2055#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 2056#L325-2 [2021-12-22 20:35:52,262 INFO L793 eck$LassoCheckResult]: Loop: 2056#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2314#L66 assume !(0 != ~mode1~0 % 256); 2311#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2206#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 2203#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2195#L92 assume !(0 != ~mode2~0 % 256); 2193#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 2191#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 2189#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2187#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2184#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 2177#L120-1 ~mode3~0 := 0; 2174#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2172#L142 assume !(0 != ~mode4~0 % 256); 2167#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 2164#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 2160#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2161#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 2152#L268 assume !(~r1~0 % 256 >= 4); 2154#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 2145#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 2146#L267-1 check_#res#1 := check_~tmp~1#1; 2399#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2397#L351 assume !(0 == assert_~arg#1 % 256); 2396#L346 assume { :end_inline_assert } true; 2393#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2391#L66 assume !(0 != ~mode1~0 % 256); 2052#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2053#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 2204#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2196#L92 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 2197#L95 assume !(node2_~m2~0#1 != ~nomsg~0); 2302#L95-1 ~mode2~0 := 0; 2300#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2295#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2292#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 2287#L120-1 ~mode3~0 := 0; 2285#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2281#L142 assume !(0 != ~mode4~0 % 256); 2282#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 2334#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 2333#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2332#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 2330#L268 assume !(~r1~0 % 256 >= 4); 2329#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 2327#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 2325#L267-1 check_#res#1 := check_~tmp~1#1; 2323#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2321#L351 assume !(0 == assert_~arg#1 % 256); 2319#L346 assume { :end_inline_assert } true; 2056#L325-2 [2021-12-22 20:35:52,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:52,262 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 6 times [2021-12-22 20:35:52,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:52,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144842139] [2021-12-22 20:35:52,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:52,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:52,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:52,269 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:35:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:52,277 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:35:52,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:52,278 INFO L85 PathProgramCache]: Analyzing trace with hash 679190583, now seen corresponding path program 1 times [2021-12-22 20:35:52,278 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:52,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917236386] [2021-12-22 20:35:52,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:52,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:35:52,321 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:35:52,321 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:35:52,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917236386] [2021-12-22 20:35:52,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917236386] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:35:52,321 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:35:52,322 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:35:52,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680696756] [2021-12-22 20:35:52,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:35:52,322 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:35:52,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:35:52,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:35:52,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:35:52,323 INFO L87 Difference]: Start difference. First operand 441 states and 605 transitions. cyclomatic complexity: 165 Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 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) [2021-12-22 20:35:52,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:35:52,333 INFO L93 Difference]: Finished difference Result 447 states and 607 transitions. [2021-12-22 20:35:52,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:35:52,334 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 447 states and 607 transitions. [2021-12-22 20:35:52,336 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 412 [2021-12-22 20:35:52,337 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 447 states to 447 states and 607 transitions. [2021-12-22 20:35:52,337 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 447 [2021-12-22 20:35:52,338 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 447 [2021-12-22 20:35:52,338 INFO L73 IsDeterministic]: Start isDeterministic. Operand 447 states and 607 transitions. [2021-12-22 20:35:52,338 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:35:52,339 INFO L681 BuchiCegarLoop]: Abstraction has 447 states and 607 transitions. [2021-12-22 20:35:52,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states and 607 transitions. [2021-12-22 20:35:52,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 419. [2021-12-22 20:35:52,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 419 states, 419 states have (on average 1.3747016706443913) internal successors, (576), 418 states have internal predecessors, (576), 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) [2021-12-22 20:35:52,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 576 transitions. [2021-12-22 20:35:52,345 INFO L704 BuchiCegarLoop]: Abstraction has 419 states and 576 transitions. [2021-12-22 20:35:52,345 INFO L587 BuchiCegarLoop]: Abstraction has 419 states and 576 transitions. [2021-12-22 20:35:52,345 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-22 20:35:52,345 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 419 states and 576 transitions. [2021-12-22 20:35:52,347 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 388 [2021-12-22 20:35:52,347 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:35:52,347 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:35:52,347 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:52,347 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:52,348 INFO L791 eck$LassoCheckResult]: Stem: 3002#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 2991#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 2971#L166 assume 0 == ~r1~0 % 256; 2960#L167 assume ~id1~0 >= 0; 2938#L168 assume 0 == ~st1~0; 2939#L169 assume ~send1~0 == ~id1~0; 3008#L170 assume 0 == ~mode1~0 % 256; 2995#L171 assume ~id2~0 >= 0; 2992#L172 assume 0 == ~st2~0; 2993#L173 assume ~send2~0 == ~id2~0; 3004#L174 assume 0 == ~mode2~0 % 256; 2936#L175 assume ~id3~0 >= 0; 2937#L176 assume 0 == ~st3~0; 3000#L177 assume ~send3~0 == ~id3~0; 2979#L178 assume 0 == ~mode3~0 % 256; 2980#L179 assume ~id4~0 >= 0; 2928#L180 assume 0 == ~st4~0; 2929#L181 assume ~send4~0 == ~id4~0; 2974#L182 assume 0 == ~mode4~0 % 256; 2978#L183 assume ~id1~0 != ~id2~0; 2953#L184 assume ~id1~0 != ~id3~0; 2954#L185 assume ~id1~0 != ~id4~0; 2982#L186 assume ~id2~0 != ~id3~0; 3003#L187 assume ~id2~0 != ~id4~0; 2955#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 2948#L166-1 init_#res#1 := init_~tmp~0#1; 2930#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2931#L24 assume !(0 == assume_abort_if_not_~cond#1); 2949#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 2950#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3032#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3010#L70 [2021-12-22 20:35:52,348 INFO L793 eck$LassoCheckResult]: Loop: 3010#L70 assume !(node1_~m1~0#1 != ~nomsg~0); 2941#L70-1 ~mode1~0 := 0; 3202#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3200#L92 assume !(0 != ~mode2~0 % 256); 3196#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 3194#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 3193#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3188#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3184#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 3178#L120-1 ~mode3~0 := 0; 3175#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3173#L142 assume !(0 != ~mode4~0 % 256); 3169#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 3161#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 3157#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3153#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 3147#L268 assume !(~r1~0 % 256 >= 4); 3141#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 3135#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 3129#L267-1 check_#res#1 := check_~tmp~1#1; 3125#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3121#L351 assume !(0 == assert_~arg#1 % 256); 3117#L346 assume { :end_inline_assert } true; 3113#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3109#L66 assume !(0 != ~mode1~0 % 256); 3106#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 3102#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 3098#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3093#L92 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3094#L95 assume !(node2_~m2~0#1 != ~nomsg~0); 3323#L95-1 ~mode2~0 := 0; 3009#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2942#L117 assume !(0 != ~mode3~0 % 256); 2944#L130 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 3006#L130-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 3018#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3013#L142 assume !(0 != ~mode4~0 % 256); 3015#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 3287#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 3283#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3282#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 3281#L268 assume ~r1~0 % 256 >= 4; 2968#L272 assume !(~r1~0 % 256 < 4); 3331#L276 assume 1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0;check_~tmp~1#1 := 1; 3329#L267-1 check_#res#1 := check_~tmp~1#1; 3327#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3286#L351 assume !(0 == assert_~arg#1 % 256); 3285#L346 assume { :end_inline_assert } true; 3284#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3012#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3010#L70 [2021-12-22 20:35:52,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:52,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1593487734, now seen corresponding path program 1 times [2021-12-22 20:35:52,349 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:52,349 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159184858] [2021-12-22 20:35:52,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:52,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:35:52,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:35:52,365 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:35:52,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159184858] [2021-12-22 20:35:52,366 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159184858] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:35:52,366 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:35:52,366 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-22 20:35:52,366 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956683347] [2021-12-22 20:35:52,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:35:52,366 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:35:52,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:52,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1709494856, now seen corresponding path program 1 times [2021-12-22 20:35:52,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:52,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801908831] [2021-12-22 20:35:52,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:52,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:35:52,387 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:35:52,388 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:35:52,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801908831] [2021-12-22 20:35:52,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801908831] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:35:52,388 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:35:52,388 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:35:52,388 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697743900] [2021-12-22 20:35:52,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:35:52,389 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:35:52,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:35:52,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:35:52,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:35:52,389 INFO L87 Difference]: Start difference. First operand 419 states and 576 transitions. cyclomatic complexity: 158 Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 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) [2021-12-22 20:35:52,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:35:52,397 INFO L93 Difference]: Finished difference Result 419 states and 575 transitions. [2021-12-22 20:35:52,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:35:52,398 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 419 states and 575 transitions. [2021-12-22 20:35:52,400 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 388 [2021-12-22 20:35:52,401 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 419 states to 419 states and 575 transitions. [2021-12-22 20:35:52,402 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 419 [2021-12-22 20:35:52,402 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 419 [2021-12-22 20:35:52,402 INFO L73 IsDeterministic]: Start isDeterministic. Operand 419 states and 575 transitions. [2021-12-22 20:35:52,402 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:35:52,403 INFO L681 BuchiCegarLoop]: Abstraction has 419 states and 575 transitions. [2021-12-22 20:35:52,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states and 575 transitions. [2021-12-22 20:35:52,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 417. [2021-12-22 20:35:52,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 417 states, 417 states have (on average 1.3741007194244603) internal successors, (573), 416 states have internal predecessors, (573), 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) [2021-12-22 20:35:52,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 573 transitions. [2021-12-22 20:35:52,408 INFO L704 BuchiCegarLoop]: Abstraction has 417 states and 573 transitions. [2021-12-22 20:35:52,408 INFO L587 BuchiCegarLoop]: Abstraction has 417 states and 573 transitions. [2021-12-22 20:35:52,408 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-22 20:35:52,408 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 417 states and 573 transitions. [2021-12-22 20:35:52,410 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 388 [2021-12-22 20:35:52,410 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:35:52,410 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:35:52,410 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:52,410 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:52,411 INFO L791 eck$LassoCheckResult]: Stem: 3844#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 3834#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 3816#L166 assume 0 == ~r1~0 % 256; 3804#L167 assume ~id1~0 >= 0; 3783#L168 assume 0 == ~st1~0; 3784#L169 assume ~send1~0 == ~id1~0; 3850#L170 assume 0 == ~mode1~0 % 256; 3838#L171 assume ~id2~0 >= 0; 3835#L172 assume 0 == ~st2~0; 3836#L173 assume ~send2~0 == ~id2~0; 3846#L174 assume 0 == ~mode2~0 % 256; 3781#L175 assume ~id3~0 >= 0; 3782#L176 assume 0 == ~st3~0; 3841#L177 assume ~send3~0 == ~id3~0; 3824#L178 assume 0 == ~mode3~0 % 256; 3825#L179 assume ~id4~0 >= 0; 3773#L180 assume 0 == ~st4~0; 3774#L181 assume ~send4~0 == ~id4~0; 3819#L182 assume 0 == ~mode4~0 % 256; 3823#L183 assume ~id1~0 != ~id2~0; 3798#L184 assume ~id1~0 != ~id3~0; 3799#L185 assume ~id1~0 != ~id4~0; 3827#L186 assume ~id2~0 != ~id3~0; 3845#L187 assume ~id2~0 != ~id4~0; 3800#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 3793#L166-1 init_#res#1 := init_~tmp~0#1; 3775#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 3776#L24 assume !(0 == assume_abort_if_not_~cond#1); 3794#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 3795#L325-2 [2021-12-22 20:35:52,411 INFO L793 eck$LassoCheckResult]: Loop: 3795#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 4185#L66 assume !(0 != ~mode1~0 % 256); 4184#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 4183#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 4182#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 4181#L92 assume !(0 != ~mode2~0 % 256); 4041#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 4147#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 4067#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3905#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3900#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 3899#L120-1 ~mode3~0 := 0; 3883#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3884#L142 assume !(0 != ~mode4~0 % 256); 3872#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 3873#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 4020#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 4016#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 4012#L268 assume !(~r1~0 % 256 >= 4); 4008#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 4005#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 4003#L267-1 check_#res#1 := check_~tmp~1#1; 4001#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3999#L351 assume !(0 == assert_~arg#1 % 256); 3997#L346 assume { :end_inline_assert } true; 3995#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3991#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3987#L70 assume !(node1_~m1~0#1 != ~nomsg~0); 3985#L70-1 ~mode1~0 := 0; 3984#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3983#L92 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3981#L95 assume !(node2_~m2~0#1 != ~nomsg~0); 3978#L95-1 ~mode2~0 := 0; 3976#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3974#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3970#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 3962#L120-1 ~mode3~0 := 0; 3959#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3956#L142 assume !(0 != ~mode4~0 % 256); 3957#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 4104#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 4101#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3817#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 3811#L268 assume !(~r1~0 % 256 >= 4); 3813#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 3829#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 4189#L267-1 check_#res#1 := check_~tmp~1#1; 4188#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 4187#L351 assume !(0 == assert_~arg#1 % 256); 4186#L346 assume { :end_inline_assert } true; 3795#L325-2 [2021-12-22 20:35:52,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:52,411 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 7 times [2021-12-22 20:35:52,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:52,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275412482] [2021-12-22 20:35:52,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:52,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:52,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:52,417 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:35:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:52,424 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:35:52,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:52,424 INFO L85 PathProgramCache]: Analyzing trace with hash -1236421011, now seen corresponding path program 1 times [2021-12-22 20:35:52,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:52,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862086896] [2021-12-22 20:35:52,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:52,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:35:52,470 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:35:52,470 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:35:52,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862086896] [2021-12-22 20:35:52,471 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862086896] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:35:52,471 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:35:52,471 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:35:52,471 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533458370] [2021-12-22 20:35:52,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:35:52,471 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:35:52,471 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:35:52,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:35:52,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:35:52,471 INFO L87 Difference]: Start difference. First operand 417 states and 573 transitions. cyclomatic complexity: 157 Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 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) [2021-12-22 20:35:52,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:35:52,481 INFO L93 Difference]: Finished difference Result 757 states and 1021 transitions. [2021-12-22 20:35:52,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:35:52,482 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 757 states and 1021 transitions. [2021-12-22 20:35:52,485 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 728 [2021-12-22 20:35:52,488 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 757 states to 757 states and 1021 transitions. [2021-12-22 20:35:52,488 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 757 [2021-12-22 20:35:52,489 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 757 [2021-12-22 20:35:52,489 INFO L73 IsDeterministic]: Start isDeterministic. Operand 757 states and 1021 transitions. [2021-12-22 20:35:52,489 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:35:52,489 INFO L681 BuchiCegarLoop]: Abstraction has 757 states and 1021 transitions. [2021-12-22 20:35:52,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 757 states and 1021 transitions. [2021-12-22 20:35:52,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 757 to 733. [2021-12-22 20:35:52,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 733 states, 733 states have (on average 1.3437926330150067) internal successors, (985), 732 states have internal predecessors, (985), 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) [2021-12-22 20:35:52,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 985 transitions. [2021-12-22 20:35:52,498 INFO L704 BuchiCegarLoop]: Abstraction has 733 states and 985 transitions. [2021-12-22 20:35:52,498 INFO L587 BuchiCegarLoop]: Abstraction has 733 states and 985 transitions. [2021-12-22 20:35:52,498 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-22 20:35:52,498 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 733 states and 985 transitions. [2021-12-22 20:35:52,501 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 704 [2021-12-22 20:35:52,501 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:35:52,501 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:35:52,502 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:52,502 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:35:52,502 INFO L791 eck$LassoCheckResult]: Stem: 5027#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 5017#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 4995#L166 assume 0 == ~r1~0 % 256; 4983#L167 assume ~id1~0 >= 0; 4963#L168 assume 0 == ~st1~0; 4964#L169 assume ~send1~0 == ~id1~0; 5035#L170 assume 0 == ~mode1~0 % 256; 5021#L171 assume ~id2~0 >= 0; 5018#L172 assume 0 == ~st2~0; 5019#L173 assume ~send2~0 == ~id2~0; 5029#L174 assume 0 == ~mode2~0 % 256; 4961#L175 assume ~id3~0 >= 0; 4962#L176 assume 0 == ~st3~0; 5025#L177 assume ~send3~0 == ~id3~0; 5004#L178 assume 0 == ~mode3~0 % 256; 5005#L179 assume ~id4~0 >= 0; 4953#L180 assume 0 == ~st4~0; 4954#L181 assume ~send4~0 == ~id4~0; 4999#L182 assume 0 == ~mode4~0 % 256; 5003#L183 assume ~id1~0 != ~id2~0; 4977#L184 assume ~id1~0 != ~id3~0; 4978#L185 assume ~id1~0 != ~id4~0; 5008#L186 assume ~id2~0 != ~id3~0; 5028#L187 assume ~id2~0 != ~id4~0; 4979#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 4972#L166-1 init_#res#1 := init_~tmp~0#1; 4955#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4956#L24 assume !(0 == assume_abort_if_not_~cond#1); 4973#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 4974#L325-2 [2021-12-22 20:35:52,503 INFO L793 eck$LassoCheckResult]: Loop: 4974#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 5210#L66 assume !(0 != ~mode1~0 % 256); 5208#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 5206#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 5204#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 5202#L92 assume !(0 != ~mode2~0 % 256); 5200#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 5195#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 5196#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 5179#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 5180#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 5162#L120-1 ~mode3~0 := 0; 5163#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 5390#L142 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 5060#L145 assume !(node4_~m4~0#1 != ~nomsg~0); 5056#L145-1 ~mode4~0 := 0; 5052#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 5050#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 5047#L268 assume !(~r1~0 % 256 >= 4); 5045#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 5043#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 5042#L267-1 check_#res#1 := check_~tmp~1#1; 5041#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 5040#L351 assume !(0 == assert_~arg#1 % 256); 5039#L346 assume { :end_inline_assert } true; 5038#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 5037#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 5036#L70 assume !(node1_~m1~0#1 != ~nomsg~0); 4966#L70-1 ~mode1~0 := 0; 5000#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 5289#L92 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 5271#L95 assume !(node2_~m2~0#1 != ~nomsg~0); 5263#L95-1 ~mode2~0 := 0; 5257#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 5251#L117 assume !(0 != ~mode3~0 % 256); 5246#L130 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 5241#L130-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 5239#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 5237#L142 assume !(0 != ~mode4~0 % 256); 5133#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 5235#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 5233#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 5231#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 5228#L268 assume !(~r1~0 % 256 >= 4); 5225#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 5222#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 5219#L267-1 check_#res#1 := check_~tmp~1#1; 5217#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 5215#L351 assume !(0 == assert_~arg#1 % 256); 5213#L346 assume { :end_inline_assert } true; 4974#L325-2 [2021-12-22 20:35:52,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:52,503 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 8 times [2021-12-22 20:35:52,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:52,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42488388] [2021-12-22 20:35:52,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:52,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:52,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:52,509 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:35:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:52,516 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:35:52,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:52,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1728658369, now seen corresponding path program 1 times [2021-12-22 20:35:52,516 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:52,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057189690] [2021-12-22 20:35:52,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:52,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:52,529 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:35:52,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:35:52,546 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:35:52,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:35:52,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1507144025, now seen corresponding path program 1 times [2021-12-22 20:35:52,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:35:52,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085513210] [2021-12-22 20:35:52,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:35:52,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:35:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:35:52,593 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-22 20:35:52,594 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:35:52,594 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085513210] [2021-12-22 20:35:52,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085513210] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:35:52,594 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:35:52,594 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:35:52,594 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943248468] [2021-12-22 20:35:52,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:35:53,694 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:35:53,694 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:35:53,695 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:35:53,695 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:35:53,695 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-22 20:35:53,695 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:35:53,695 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:35:53,695 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:35:53,695 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_Iteration10_Loop [2021-12-22 20:35:53,695 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:35:53,695 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:35:53,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:53,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:53,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:53,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:53,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:53,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:53,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:53,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:53,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:53,871 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:53,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:53,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:53,879 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:53,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:35:54,353 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2021-12-22 20:36:23,164 WARN L227 SmtUtils]: Spent 28.69s on a formula simplification. DAG size of input: 550 DAG size of output: 190 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2021-12-22 20:36:23,210 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:36:23,211 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-22 20:36:23,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:36:23,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:36:23,212 INFO L229 MonitoredProcess]: Starting monitored process 130 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) [2021-12-22 20:36:23,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-12-22 20:36:23,216 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:36:23,216 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:36:23,238 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:36:23,238 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_node2_#t~ite5#1=0} Honda state: {ULTIMATE.start_node2_#t~ite5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:36:23,254 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2021-12-22 20:36:23,254 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:36:23,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:36:23,255 INFO L229 MonitoredProcess]: Starting monitored process 131 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) [2021-12-22 20:36:23,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-12-22 20:36:23,257 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:36:23,257 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:36:23,292 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:36:23,292 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_node4_#t~ite7#1=0} Honda state: {ULTIMATE.start_node4_#t~ite7#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:36:23,308 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2021-12-22 20:36:23,308 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:36:23,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:36:23,309 INFO L229 MonitoredProcess]: Starting monitored process 132 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) [2021-12-22 20:36:23,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-12-22 20:36:23,311 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:36:23,311 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:36:23,350 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-12-22 20:36:23,351 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:36:23,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:36:23,352 INFO L229 MonitoredProcess]: Starting monitored process 133 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) [2021-12-22 20:36:23,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-12-22 20:36:23,354 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-22 20:36:23,354 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:36:23,593 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-22 20:36:23,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2021-12-22 20:36:23,596 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:36:23,596 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:36:23,596 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:36:23,596 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:36:23,596 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 20:36:23,596 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:36:23,596 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:36:23,596 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:36:23,596 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_Iteration10_Loop [2021-12-22 20:36:23,596 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:36:23,596 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:36:23,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:36:23,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:36:23,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:36:23,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:36:23,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:36:23,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:36:23,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:36:23,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:36:23,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:36:23,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:36:23,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:36:23,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:36:23,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:36:23,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:36:24,237 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 10