./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 791161d1 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.7_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 de654b8e722eb26a01715e643a442ee96e677f28cab0e875133e4d1d7edb214d --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 15:50:40,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 15:50:40,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 15:50:40,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 15:50:40,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 15:50:40,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 15:50:40,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 15:50:40,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 15:50:40,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 15:50:40,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 15:50:40,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 15:50:40,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 15:50:40,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 15:50:40,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 15:50:40,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 15:50:40,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 15:50:40,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 15:50:40,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 15:50:40,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 15:50:40,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 15:50:40,438 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 15:50:40,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 15:50:40,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 15:50:40,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 15:50:40,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 15:50:40,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 15:50:40,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 15:50:40,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 15:50:40,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 15:50:40,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 15:50:40,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 15:50:40,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 15:50:40,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 15:50:40,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 15:50:40,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 15:50:40,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 15:50:40,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 15:50:40,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 15:50:40,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 15:50:40,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 15:50:40,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 15:50:40,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 15:50:40,460 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-23 15:50:40,490 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 15:50:40,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 15:50:40,491 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 15:50:40,491 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 15:50:40,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 15:50:40,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 15:50:40,493 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 15:50:40,493 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-23 15:50:40,493 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-23 15:50:40,494 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-23 15:50:40,494 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-23 15:50:40,495 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-23 15:50:40,495 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-23 15:50:40,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 15:50:40,495 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-23 15:50:40,496 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 15:50:40,496 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 15:50:40,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-23 15:50:40,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 15:50:40,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-23 15:50:40,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-23 15:50:40,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-23 15:50:40,497 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-23 15:50:40,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 15:50:40,497 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-23 15:50:40,498 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 15:50:40,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-23 15:50:40,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 15:50:40,499 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 15:50:40,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 15:50:40,499 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 15:50:40,500 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-23 15:50:40,500 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de654b8e722eb26a01715e643a442ee96e677f28cab0e875133e4d1d7edb214d [2022-07-23 15:50:40,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 15:50:40,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 15:50:40,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 15:50:40,776 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 15:50:40,777 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 15:50:40,778 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2022-07-23 15:50:40,841 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c8ca0c29/780e258e24684e808f7bc893b99be6a4/FLAGf1f3a173d [2022-07-23 15:50:41,243 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 15:50:41,244 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2022-07-23 15:50:41,255 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c8ca0c29/780e258e24684e808f7bc893b99be6a4/FLAGf1f3a173d [2022-07-23 15:50:41,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c8ca0c29/780e258e24684e808f7bc893b99be6a4 [2022-07-23 15:50:41,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 15:50:41,273 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 15:50:41,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 15:50:41,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 15:50:41,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 15:50:41,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 03:50:41" (1/1) ... [2022-07-23 15:50:41,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15fa821e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:50:41, skipping insertion in model container [2022-07-23 15:50:41,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 03:50:41" (1/1) ... [2022-07-23 15:50:41,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 15:50:41,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 15:50:41,628 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.7_overflow.ufo.UNBOUNDED.pals.c[20121,20134] [2022-07-23 15:50:41,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 15:50:41,641 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 15:50:41,716 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.7_overflow.ufo.UNBOUNDED.pals.c[20121,20134] [2022-07-23 15:50:41,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 15:50:41,729 INFO L208 MainTranslator]: Completed translation [2022-07-23 15:50:41,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:50:41 WrapperNode [2022-07-23 15:50:41,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 15:50:41,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 15:50:41,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 15:50:41,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 15:50:41,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:50:41" (1/1) ... [2022-07-23 15:50:41,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:50:41" (1/1) ... [2022-07-23 15:50:41,788 INFO L137 Inliner]: procedures = 27, calls = 18, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 426 [2022-07-23 15:50:41,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 15:50:41,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 15:50:41,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 15:50:41,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 15:50:41,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:50:41" (1/1) ... [2022-07-23 15:50:41,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:50:41" (1/1) ... [2022-07-23 15:50:41,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:50:41" (1/1) ... [2022-07-23 15:50:41,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:50:41" (1/1) ... [2022-07-23 15:50:41,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:50:41" (1/1) ... [2022-07-23 15:50:41,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:50:41" (1/1) ... [2022-07-23 15:50:41,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:50:41" (1/1) ... [2022-07-23 15:50:41,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 15:50:41,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 15:50:41,823 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 15:50:41,824 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 15:50:41,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:50:41" (1/1) ... [2022-07-23 15:50:41,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:41,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:41,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:41,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-23 15:50:41,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 15:50:41,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 15:50:41,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 15:50:41,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 15:50:41,973 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 15:50:41,974 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 15:50:42,448 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 15:50:42,456 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 15:50:42,466 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-23 15:50:42,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:50:42 BoogieIcfgContainer [2022-07-23 15:50:42,468 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 15:50:42,469 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-23 15:50:42,470 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-23 15:50:42,473 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-23 15:50:42,474 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 15:50:42,474 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.07 03:50:41" (1/3) ... [2022-07-23 15:50:42,475 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b2648db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 03:50:42, skipping insertion in model container [2022-07-23 15:50:42,475 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 15:50:42,475 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:50:41" (2/3) ... [2022-07-23 15:50:42,476 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b2648db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 03:50:42, skipping insertion in model container [2022-07-23 15:50:42,476 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 15:50:42,476 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:50:42" (3/3) ... [2022-07-23 15:50:42,477 INFO L354 chiAutomizerObserver]: Analyzing ICFG pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2022-07-23 15:50:42,531 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-23 15:50:42,535 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-23 15:50:42,535 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-23 15:50:42,535 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-23 15:50:42,535 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-23 15:50:42,536 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-23 15:50:42,536 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-23 15:50:42,536 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-23 15:50:42,541 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 127 states, 126 states have (on average 1.746031746031746) internal successors, (220), 126 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:42,571 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 67 [2022-07-23 15:50:42,572 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:42,572 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:42,580 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:42,581 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:42,581 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-23 15:50:42,582 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 127 states, 126 states have (on average 1.746031746031746) internal successors, (220), 126 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:42,594 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 67 [2022-07-23 15:50:42,594 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:42,594 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:42,597 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:42,597 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:42,604 INFO L752 eck$LassoCheckResult]: Stem: 115#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 40#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 59#L262true assume !(0 == ~r1~0 % 256);init_~tmp~0#1 := 0; 26#L262-1true init_#res#1 := init_~tmp~0#1; 41#L463true main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 50#L24true assume !(0 == assume_abort_if_not_~cond#1); 16#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 53#L547-2true [2022-07-23 15:50:42,610 INFO L754 eck$LassoCheckResult]: Loop: 53#L547-2true 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; 58#L87true assume !(0 != ~mode1~0 % 256); 116#L101true assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 89#L101-2true ~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; 6#L87-2true 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; 109#L113true assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 30#L116true assume !(node2_~m2~0#1 != ~nomsg~0); 100#L116-1true ~mode2~0 := 0; 47#L113-2true 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; 67#L138true assume !(0 != ~mode3~0 % 256); 85#L151true assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 23#L151-2true ~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; 94#L138-2true 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; 54#L163true assume !(0 != ~mode4~0 % 256); 44#L176true assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 120#L176-2true ~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; 48#L163-2true assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 18#L188true assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 82#L191true assume !(node5_~m5~0#1 != ~nomsg~0); 107#L191-1true ~mode5~0 := 0; 9#L188-2true assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 118#L213true assume !(0 != ~mode6~0 % 256); 11#L226true assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 39#L226-2true ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 14#L213-2true assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 27#L238true assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 31#L241true assume !(node7_~m7~0#1 != ~nomsg~0); 126#L241-1true ~mode7~0 := 0; 99#L238-2true assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 25#L471true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1);check_~tmp~1#1 := 0; 105#L471-1true check_#res#1 := check_~tmp~1#1; 5#L491true main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 123#L582true assume !(0 == assert_~arg#1 % 256); 72#L577true assume { :end_inline_assert } true; 53#L547-2true [2022-07-23 15:50:42,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:42,617 INFO L85 PathProgramCache]: Analyzing trace with hash 2087378158, now seen corresponding path program 1 times [2022-07-23 15:50:42,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:42,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462867113] [2022-07-23 15:50:42,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:42,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:42,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:42,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:42,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:42,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462867113] [2022-07-23 15:50:42,852 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462867113] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:42,853 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:42,853 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 15:50:42,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335591132] [2022-07-23 15:50:42,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:42,860 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:50:42,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:42,862 INFO L85 PathProgramCache]: Analyzing trace with hash -1365269158, now seen corresponding path program 1 times [2022-07-23 15:50:42,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:42,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638937699] [2022-07-23 15:50:42,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:42,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:43,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:43,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:43,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638937699] [2022-07-23 15:50:43,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638937699] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:43,072 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:43,073 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 15:50:43,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683866287] [2022-07-23 15:50:43,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:43,075 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:43,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:43,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 15:50:43,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-23 15:50:43,109 INFO L87 Difference]: Start difference. First operand has 127 states, 126 states have (on average 1.746031746031746) internal successors, (220), 126 states have internal predecessors, (220), 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) [2022-07-23 15:50:43,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:43,228 INFO L93 Difference]: Finished difference Result 126 states and 215 transitions. [2022-07-23 15:50:43,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 15:50:43,234 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 126 states and 215 transitions. [2022-07-23 15:50:43,240 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 66 [2022-07-23 15:50:43,245 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 126 states to 122 states and 162 transitions. [2022-07-23 15:50:43,246 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 122 [2022-07-23 15:50:43,247 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 122 [2022-07-23 15:50:43,248 INFO L73 IsDeterministic]: Start isDeterministic. Operand 122 states and 162 transitions. [2022-07-23 15:50:43,249 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:43,249 INFO L369 hiAutomatonCegarLoop]: Abstraction has 122 states and 162 transitions. [2022-07-23 15:50:43,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states and 162 transitions. [2022-07-23 15:50:43,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2022-07-23 15:50:43,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 122 states have (on average 1.3278688524590163) internal successors, (162), 121 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:43,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 162 transitions. [2022-07-23 15:50:43,282 INFO L392 hiAutomatonCegarLoop]: Abstraction has 122 states and 162 transitions. [2022-07-23 15:50:43,282 INFO L374 stractBuchiCegarLoop]: Abstraction has 122 states and 162 transitions. [2022-07-23 15:50:43,283 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-23 15:50:43,283 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 122 states and 162 transitions. [2022-07-23 15:50:43,285 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 66 [2022-07-23 15:50:43,285 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:43,285 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:43,289 INFO L179 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:43,289 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:43,290 INFO L752 eck$LassoCheckResult]: Stem: 391#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 336#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 337#L262 assume 0 == ~r1~0 % 256; 358#L263 assume ~id1~0 >= 0; 361#L264 assume 0 == ~st1~0; 362#L265 assume ~send1~0 == ~id1~0; 292#L266 assume 0 == ~mode1~0 % 256; 293#L267 assume ~id2~0 >= 0; 305#L268 assume 0 == ~st2~0; 306#L269 assume ~send2~0 == ~id2~0; 286#L270 assume 0 == ~mode2~0 % 256; 287#L271 assume ~id3~0 >= 0; 330#L272 assume 0 == ~st3~0; 340#L273 assume ~send3~0 == ~id3~0; 360#L274 assume 0 == ~mode3~0 % 256; 384#L275 assume ~id4~0 >= 0; 271#L276 assume 0 == ~st4~0; 272#L277 assume ~send4~0 == ~id4~0; 392#L278 assume 0 == ~mode4~0 % 256; 355#L279 assume ~id5~0 >= 0; 356#L280 assume 0 == ~st5~0; 298#L281 assume ~send5~0 == ~id5~0; 273#L282 assume 0 == ~mode5~0 % 256; 274#L283 assume ~id6~0 >= 0; 363#L284 assume 0 == ~st6~0; 364#L285 assume ~send6~0 == ~id6~0; 382#L286 assume 0 == ~mode6~0 % 256; 369#L287 assume ~id7~0 >= 0; 322#L288 assume 0 == ~st7~0; 323#L289 assume ~send7~0 == ~id7~0; 334#L290 assume 0 == ~mode7~0 % 256; 376#L291 assume ~id1~0 != ~id2~0; 377#L292 assume ~id1~0 != ~id3~0; 386#L293 assume ~id1~0 != ~id4~0; 390#L294 assume ~id1~0 != ~id5~0; 279#L295 assume ~id1~0 != ~id6~0; 280#L296 assume ~id1~0 != ~id7~0; 331#L297 assume ~id2~0 != ~id3~0; 328#L298 assume ~id2~0 != ~id4~0; 329#L299 assume ~id2~0 != ~id5~0; 335#L300 assume ~id2~0 != ~id6~0; 371#L301 assume ~id2~0 != ~id7~0; 380#L302 assume ~id3~0 != ~id4~0; 381#L303 assume ~id3~0 != ~id5~0; 388#L304 assume ~id3~0 != ~id6~0; 365#L305 assume ~id3~0 != ~id7~0; 366#L306 assume ~id4~0 != ~id5~0; 375#L307 assume ~id4~0 != ~id6~0; 288#L308 assume ~id4~0 != ~id7~0; 289#L309 assume ~id5~0 != ~id6~0; 374#L310 assume ~id5~0 != ~id7~0; 349#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 318#L262-1 init_#res#1 := init_~tmp~0#1; 319#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 338#L24 assume !(0 == assume_abort_if_not_~cond#1); 296#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 297#L547-2 [2022-07-23 15:50:43,291 INFO L754 eck$LassoCheckResult]: Loop: 297#L547-2 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; 352#L87 assume !(0 != ~mode1~0 % 256); 357#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 383#L101-2 ~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; 277#L87-2 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; 278#L113 assume !(0 != ~mode2~0 % 256); 372#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 373#L126-2 ~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; 346#L113-2 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; 347#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 343#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 344#L141-1 ~mode3~0 := 0; 314#L138-2 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; 353#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 354#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 303#L166-1 ~mode4~0 := 0; 348#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 299#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 300#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 378#L191-1 ~mode5~0 := 0; 284#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 285#L213 assume !(0 != ~mode6~0 % 256); 290#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 291#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 294#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 295#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 320#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 325#L241-1 ~mode7~0 := 0; 351#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 315#L471 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1);check_~tmp~1#1 := 0; 316#L471-1 check_#res#1 := check_~tmp~1#1; 275#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 276#L582 assume !(0 == assert_~arg#1 % 256); 370#L577 assume { :end_inline_assert } true; 297#L547-2 [2022-07-23 15:50:43,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:43,292 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 1 times [2022-07-23 15:50:43,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:43,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062684325] [2022-07-23 15:50:43,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:43,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:43,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:43,338 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:50:43,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:43,414 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:50:43,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:43,416 INFO L85 PathProgramCache]: Analyzing trace with hash 1396560678, now seen corresponding path program 1 times [2022-07-23 15:50:43,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:43,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41742729] [2022-07-23 15:50:43,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:43,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:43,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:43,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:43,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41742729] [2022-07-23 15:50:43,508 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41742729] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:43,508 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:43,509 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 15:50:43,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728123929] [2022-07-23 15:50:43,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:43,509 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:43,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:43,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 15:50:43,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-23 15:50:43,511 INFO L87 Difference]: Start difference. First operand 122 states and 162 transitions. cyclomatic complexity: 41 Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:43,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:43,547 INFO L93 Difference]: Finished difference Result 125 states and 164 transitions. [2022-07-23 15:50:43,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 15:50:43,548 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 164 transitions. [2022-07-23 15:50:43,549 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 66 [2022-07-23 15:50:43,550 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 122 states and 159 transitions. [2022-07-23 15:50:43,550 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 122 [2022-07-23 15:50:43,550 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 122 [2022-07-23 15:50:43,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 122 states and 159 transitions. [2022-07-23 15:50:43,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:43,551 INFO L369 hiAutomatonCegarLoop]: Abstraction has 122 states and 159 transitions. [2022-07-23 15:50:43,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states and 159 transitions. [2022-07-23 15:50:43,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2022-07-23 15:50:43,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 122 states have (on average 1.3032786885245902) internal successors, (159), 121 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:43,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 159 transitions. [2022-07-23 15:50:43,556 INFO L392 hiAutomatonCegarLoop]: Abstraction has 122 states and 159 transitions. [2022-07-23 15:50:43,557 INFO L374 stractBuchiCegarLoop]: Abstraction has 122 states and 159 transitions. [2022-07-23 15:50:43,557 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-23 15:50:43,557 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 122 states and 159 transitions. [2022-07-23 15:50:43,558 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 66 [2022-07-23 15:50:43,558 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:43,558 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:43,559 INFO L179 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:43,559 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:43,559 INFO L752 eck$LassoCheckResult]: Stem: 650#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 594#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 595#L262 assume 0 == ~r1~0 % 256; 617#L263 assume ~id1~0 >= 0; 620#L264 assume 0 == ~st1~0; 621#L265 assume ~send1~0 == ~id1~0; 551#L266 assume 0 == ~mode1~0 % 256; 552#L267 assume ~id2~0 >= 0; 564#L268 assume 0 == ~st2~0; 565#L269 assume ~send2~0 == ~id2~0; 545#L270 assume 0 == ~mode2~0 % 256; 546#L271 assume ~id3~0 >= 0; 588#L272 assume 0 == ~st3~0; 599#L273 assume ~send3~0 == ~id3~0; 619#L274 assume 0 == ~mode3~0 % 256; 643#L275 assume ~id4~0 >= 0; 530#L276 assume 0 == ~st4~0; 531#L277 assume ~send4~0 == ~id4~0; 651#L278 assume 0 == ~mode4~0 % 256; 614#L279 assume ~id5~0 >= 0; 615#L280 assume 0 == ~st5~0; 557#L281 assume ~send5~0 == ~id5~0; 532#L282 assume 0 == ~mode5~0 % 256; 533#L283 assume ~id6~0 >= 0; 622#L284 assume 0 == ~st6~0; 623#L285 assume ~send6~0 == ~id6~0; 641#L286 assume 0 == ~mode6~0 % 256; 628#L287 assume ~id7~0 >= 0; 580#L288 assume 0 == ~st7~0; 581#L289 assume ~send7~0 == ~id7~0; 592#L290 assume 0 == ~mode7~0 % 256; 635#L291 assume ~id1~0 != ~id2~0; 636#L292 assume ~id1~0 != ~id3~0; 645#L293 assume ~id1~0 != ~id4~0; 649#L294 assume ~id1~0 != ~id5~0; 538#L295 assume ~id1~0 != ~id6~0; 539#L296 assume ~id1~0 != ~id7~0; 589#L297 assume ~id2~0 != ~id3~0; 586#L298 assume ~id2~0 != ~id4~0; 587#L299 assume ~id2~0 != ~id5~0; 593#L300 assume ~id2~0 != ~id6~0; 630#L301 assume ~id2~0 != ~id7~0; 639#L302 assume ~id3~0 != ~id4~0; 640#L303 assume ~id3~0 != ~id5~0; 647#L304 assume ~id3~0 != ~id6~0; 624#L305 assume ~id3~0 != ~id7~0; 625#L306 assume ~id4~0 != ~id5~0; 634#L307 assume ~id4~0 != ~id6~0; 547#L308 assume ~id4~0 != ~id7~0; 548#L309 assume ~id5~0 != ~id6~0; 633#L310 assume ~id5~0 != ~id7~0; 608#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 576#L262-1 init_#res#1 := init_~tmp~0#1; 577#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 596#L24 assume !(0 == assume_abort_if_not_~cond#1); 555#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 556#L547-2 [2022-07-23 15:50:43,560 INFO L754 eck$LassoCheckResult]: Loop: 556#L547-2 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; 611#L87 assume !(0 != ~mode1~0 % 256); 616#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 642#L101-2 ~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; 536#L87-2 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; 537#L113 assume !(0 != ~mode2~0 % 256); 631#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 632#L126-2 ~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; 605#L113-2 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; 606#L138 assume !(0 != ~mode3~0 % 256); 626#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 572#L151-2 ~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; 573#L138-2 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; 612#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 613#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 562#L166-1 ~mode4~0 := 0; 607#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 558#L188 assume !(0 != ~mode5~0 % 256); 560#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 627#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 543#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 544#L213 assume !(0 != ~mode6~0 % 256); 549#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 550#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 553#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 554#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 578#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 583#L241-1 ~mode7~0 := 0; 610#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 574#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 575#L472 assume ~r1~0 % 256 >= 7; 591#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 597#L471-1 check_#res#1 := check_~tmp~1#1; 534#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 535#L582 assume !(0 == assert_~arg#1 % 256); 629#L577 assume { :end_inline_assert } true; 556#L547-2 [2022-07-23 15:50:43,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:43,560 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 2 times [2022-07-23 15:50:43,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:43,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806385101] [2022-07-23 15:50:43,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:43,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:43,591 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:50:43,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:43,636 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:50:43,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:43,638 INFO L85 PathProgramCache]: Analyzing trace with hash 605337792, now seen corresponding path program 1 times [2022-07-23 15:50:43,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:43,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597077656] [2022-07-23 15:50:43,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:43,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:43,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:43,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:43,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:43,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597077656] [2022-07-23 15:50:43,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597077656] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:43,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:43,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:43,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212321925] [2022-07-23 15:50:43,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:43,671 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:43,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:43,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:43,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:43,672 INFO L87 Difference]: Start difference. First operand 122 states and 159 transitions. cyclomatic complexity: 38 Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:43,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:43,691 INFO L93 Difference]: Finished difference Result 182 states and 251 transitions. [2022-07-23 15:50:43,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:43,692 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 182 states and 251 transitions. [2022-07-23 15:50:43,694 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 126 [2022-07-23 15:50:43,695 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 182 states to 182 states and 251 transitions. [2022-07-23 15:50:43,695 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 182 [2022-07-23 15:50:43,695 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 182 [2022-07-23 15:50:43,696 INFO L73 IsDeterministic]: Start isDeterministic. Operand 182 states and 251 transitions. [2022-07-23 15:50:43,696 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:43,697 INFO L369 hiAutomatonCegarLoop]: Abstraction has 182 states and 251 transitions. [2022-07-23 15:50:43,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states and 251 transitions. [2022-07-23 15:50:43,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2022-07-23 15:50:43,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 182 states have (on average 1.379120879120879) internal successors, (251), 181 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:43,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 251 transitions. [2022-07-23 15:50:43,703 INFO L392 hiAutomatonCegarLoop]: Abstraction has 182 states and 251 transitions. [2022-07-23 15:50:43,703 INFO L374 stractBuchiCegarLoop]: Abstraction has 182 states and 251 transitions. [2022-07-23 15:50:43,703 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-23 15:50:43,703 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 182 states and 251 transitions. [2022-07-23 15:50:43,704 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 126 [2022-07-23 15:50:43,704 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:43,705 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:43,705 INFO L179 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:43,706 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:43,706 INFO L752 eck$LassoCheckResult]: Stem: 963#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 904#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 905#L262 assume 0 == ~r1~0 % 256; 928#L263 assume ~id1~0 >= 0; 931#L264 assume 0 == ~st1~0; 932#L265 assume ~send1~0 == ~id1~0; 863#L266 assume 0 == ~mode1~0 % 256; 864#L267 assume ~id2~0 >= 0; 877#L268 assume 0 == ~st2~0; 878#L269 assume ~send2~0 == ~id2~0; 855#L270 assume 0 == ~mode2~0 % 256; 856#L271 assume ~id3~0 >= 0; 898#L272 assume 0 == ~st3~0; 908#L273 assume ~send3~0 == ~id3~0; 930#L274 assume 0 == ~mode3~0 % 256; 956#L275 assume ~id4~0 >= 0; 840#L276 assume 0 == ~st4~0; 841#L277 assume ~send4~0 == ~id4~0; 964#L278 assume 0 == ~mode4~0 % 256; 925#L279 assume ~id5~0 >= 0; 926#L280 assume 0 == ~st5~0; 867#L281 assume ~send5~0 == ~id5~0; 842#L282 assume 0 == ~mode5~0 % 256; 843#L283 assume ~id6~0 >= 0; 933#L284 assume 0 == ~st6~0; 934#L285 assume ~send6~0 == ~id6~0; 954#L286 assume 0 == ~mode6~0 % 256; 939#L287 assume ~id7~0 >= 0; 890#L288 assume 0 == ~st7~0; 891#L289 assume ~send7~0 == ~id7~0; 901#L290 assume 0 == ~mode7~0 % 256; 948#L291 assume ~id1~0 != ~id2~0; 949#L292 assume ~id1~0 != ~id3~0; 958#L293 assume ~id1~0 != ~id4~0; 962#L294 assume ~id1~0 != ~id5~0; 848#L295 assume ~id1~0 != ~id6~0; 849#L296 assume ~id1~0 != ~id7~0; 899#L297 assume ~id2~0 != ~id3~0; 896#L298 assume ~id2~0 != ~id4~0; 897#L299 assume ~id2~0 != ~id5~0; 903#L300 assume ~id2~0 != ~id6~0; 941#L301 assume ~id2~0 != ~id7~0; 952#L302 assume ~id3~0 != ~id4~0; 953#L303 assume ~id3~0 != ~id5~0; 960#L304 assume ~id3~0 != ~id6~0; 935#L305 assume ~id3~0 != ~id7~0; 936#L306 assume ~id4~0 != ~id5~0; 947#L307 assume ~id4~0 != ~id6~0; 859#L308 assume ~id4~0 != ~id7~0; 860#L309 assume ~id5~0 != ~id6~0; 946#L310 assume ~id5~0 != ~id7~0; 918#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 888#L262-1 init_#res#1 := init_~tmp~0#1; 889#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 906#L24 assume !(0 == assume_abort_if_not_~cond#1); 865#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 866#L547-2 [2022-07-23 15:50:43,706 INFO L754 eck$LassoCheckResult]: Loop: 866#L547-2 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; 1017#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 881#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 882#L91-1 ~mode1~0 := 0; 902#L87-2 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; 1014#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1011#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 1009#L116-1 ~mode2~0 := 0; 1007#L113-2 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; 1006#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1003#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 1001#L141-1 ~mode3~0 := 0; 999#L138-2 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; 998#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 995#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 993#L166-1 ~mode4~0 := 0; 991#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 990#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 987#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 985#L191-1 ~mode5~0 := 0; 983#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 982#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 979#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 977#L216-1 ~mode6~0 := 0; 975#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 974#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 972#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 969#L241-1 ~mode7~0 := 0; 967#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 966#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 965#L472 assume !(~r1~0 % 256 >= 7); 944#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 945#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 1021#L471-1 check_#res#1 := check_~tmp~1#1; 1020#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 1019#L582 assume !(0 == assert_~arg#1 % 256); 1018#L577 assume { :end_inline_assert } true; 866#L547-2 [2022-07-23 15:50:43,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:43,707 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 3 times [2022-07-23 15:50:43,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:43,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793016614] [2022-07-23 15:50:43,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:43,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:43,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:43,728 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:50:43,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:43,780 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:50:43,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:43,781 INFO L85 PathProgramCache]: Analyzing trace with hash -984441775, now seen corresponding path program 1 times [2022-07-23 15:50:43,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:43,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442687972] [2022-07-23 15:50:43,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:43,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:43,793 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:50:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:43,805 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:50:43,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:43,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1657790688, now seen corresponding path program 1 times [2022-07-23 15:50:43,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:43,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25278054] [2022-07-23 15:50:43,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:43,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:43,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:43,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:43,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25278054] [2022-07-23 15:50:43,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25278054] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:43,862 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:43,862 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:43,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855608920] [2022-07-23 15:50:43,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:45,073 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:50:45,073 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:50:45,074 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:50:45,074 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:50:45,074 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-23 15:50:45,074 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:45,074 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:50:45,074 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:50:45,075 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2022-07-23 15:50:45,075 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:50:45,075 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:50:45,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:45,959 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:50:45,968 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-23 15:50:45,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:45,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:45,972 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) [2022-07-23 15:50:45,973 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 [2022-07-23 15:50:45,974 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:50:45,974 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:50:46,004 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-23 15:50:46,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:46,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:46,006 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) [2022-07-23 15:50:46,007 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 [2022-07-23 15:50:46,012 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-23 15:50:46,012 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:50:46,134 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-23 15:50:46,138 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 [2022-07-23 15:50:46,138 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:50:46,138 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:50:46,139 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:50:46,139 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:50:46,139 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 15:50:46,139 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:46,139 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:50:46,139 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:50:46,139 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2022-07-23 15:50:46,139 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:50:46,139 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:50:46,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:50:46,878 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:50:46,882 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 15:50:46,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:46,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:46,888 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:46,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-23 15:50:46,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:46,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:46,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:46,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:46,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:46,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:46,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:46,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:46,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:46,960 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:46,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:46,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:46,962 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:46,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-23 15:50:46,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:46,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:46,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:46,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:46,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:46,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:46,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:46,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:46,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,020 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:47,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,022 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:47,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-23 15:50:47,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,038 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,067 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:47,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,068 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:47,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-23 15:50:47,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,082 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,106 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:47,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,108 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) [2022-07-23 15:50:47,109 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 [2022-07-23 15:50:47,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,116 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,152 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 [2022-07-23 15:50:47,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,153 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) [2022-07-23 15:50:47,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,170 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,172 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 [2022-07-23 15:50:47,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,216 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 [2022-07-23 15:50:47,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,219 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) [2022-07-23 15:50:47,223 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 [2022-07-23 15:50:47,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,250 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 [2022-07-23 15:50:47,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,251 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:47,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-23 15:50:47,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,260 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,286 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-07-23 15:50:47,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,289 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:47,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-23 15:50:47,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,298 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:47,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,328 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:47,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,351 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-07-23 15:50:47,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,383 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:47,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,385 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:47,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-07-23 15:50:47,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,401 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:47,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,419 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) [2022-07-23 15:50:47,419 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 [2022-07-23 15:50:47,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,428 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,446 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:47,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,447 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) [2022-07-23 15:50:47,448 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 [2022-07-23 15:50:47,450 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 [2022-07-23 15:50:47,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,458 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,478 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-07-23 15:50:47,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,479 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) [2022-07-23 15:50:47,480 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 [2022-07-23 15:50:47,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,493 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,508 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 [2022-07-23 15:50:47,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,510 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:47,510 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-23 15:50:47,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,519 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,542 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:47,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,543 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:47,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-07-23 15:50:47,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,568 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:47,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,570 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:47,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-07-23 15:50:47,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,580 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,633 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:47,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,634 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:47,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-07-23 15:50:47,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,660 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:47,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,661 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) [2022-07-23 15:50:47,662 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 [2022-07-23 15:50:47,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,687 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 [2022-07-23 15:50:47,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,688 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) [2022-07-23 15:50:47,688 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 [2022-07-23 15:50:47,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:50:47,697 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:50:47,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,713 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 [2022-07-23 15:50:47,714 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-07-23 15:50:47,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,715 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:47,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-07-23 15:50:47,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,725 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:47,737 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:47,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,791 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:47,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,792 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:47,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,803 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:47,805 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:47,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-07-23 15:50:47,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,842 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:47,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,844 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:47,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:47,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,855 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:47,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-07-23 15:50:47,855 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:47,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,899 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:47,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,901 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:47,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-07-23 15:50:47,903 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 [2022-07-23 15:50:47,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,911 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:47,913 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:47,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:47,951 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:47,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:47,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:47,952 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:47,957 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 [2022-07-23 15:50:47,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:47,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:47,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:47,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:47,965 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:47,965 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:47,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:47,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-07-23 15:50:47,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,002 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:48,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,007 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-07-23 15:50:48,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,017 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:48,019 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:48,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,064 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-07-23 15:50:48,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,066 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-07-23 15:50:48,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,083 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:48,085 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:48,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,101 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 [2022-07-23 15:50:48,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,103 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-07-23 15:50:48,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,115 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:48,116 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:48,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:48,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,134 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-07-23 15:50:48,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,142 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:48,143 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:48,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,185 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 [2022-07-23 15:50:48,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,187 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-07-23 15:50:48,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,198 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:48,199 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:48,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,215 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:48,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,216 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-07-23 15:50:48,222 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 [2022-07-23 15:50:48,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,229 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:48,230 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:48,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,246 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 [2022-07-23 15:50:48,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,247 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-07-23 15:50:48,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,256 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:48,257 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:48,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,275 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:48,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,276 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-07-23 15:50:48,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,285 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:48,285 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:48,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,301 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:48,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,302 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-07-23 15:50:48,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,310 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:48,312 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:48,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,366 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:48,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,367 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-07-23 15:50:48,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,377 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:48,377 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:48,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,393 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-07-23 15:50:48,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,395 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-07-23 15:50:48,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,403 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:48,405 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:48,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,430 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 [2022-07-23 15:50:48,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,431 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-07-23 15:50:48,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,439 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:48,441 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:48,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,459 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 [2022-07-23 15:50:48,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,460 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-07-23 15:50:48,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,470 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:48,471 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:48,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,507 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:48,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,508 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,509 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-07-23 15:50:48,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,516 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:48,517 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:48,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,551 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 [2022-07-23 15:50:48,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,555 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,564 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 [2022-07-23 15:50:48,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,572 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:48,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-07-23 15:50:48,574 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:48,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,591 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 [2022-07-23 15:50:48,591 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-07-23 15:50:48,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,592 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-07-23 15:50:48,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,604 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:48,617 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:48,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,642 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-07-23 15:50:48,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,643 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-07-23 15:50:48,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,651 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:48,653 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:48,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,678 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 [2022-07-23 15:50:48,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,680 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-07-23 15:50:48,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,689 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:48,690 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:48,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,710 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-07-23 15:50:48,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,711 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-07-23 15:50:48,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,720 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:48,722 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:48,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,740 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-07-23 15:50:48,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,741 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,742 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-07-23 15:50:48,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,753 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:48,753 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:48,753 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,769 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-07-23 15:50:48,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,770 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-07-23 15:50:48,772 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 [2022-07-23 15:50:48,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,779 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:48,780 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:48,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,798 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:48,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,799 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-07-23 15:50:48,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,808 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:48,809 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:48,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,826 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-07-23 15:50:48,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,828 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-07-23 15:50:48,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,835 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:48,836 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:48,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,853 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 [2022-07-23 15:50:48,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,854 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-07-23 15:50:48,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,863 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:48,864 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:48,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,880 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-07-23 15:50:48,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,881 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-07-23 15:50:48,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,890 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:48,891 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:48,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,907 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:48,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,908 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-07-23 15:50:48,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,953 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:48,954 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:48,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:48,974 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:48,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:48,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:48,975 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:48,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-07-23 15:50:48,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:48,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:48,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:48,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:48,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:48,984 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:48,985 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:48,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:48,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,002 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-07-23 15:50:49,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,003 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-07-23 15:50:49,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,012 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:49,012 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:49,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,056 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 [2022-07-23 15:50:49,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,057 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-07-23 15:50:49,059 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 [2022-07-23 15:50:49,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,066 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:49,067 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:49,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,117 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:49,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,119 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,131 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:49,132 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:49,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-07-23 15:50:49,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,165 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 [2022-07-23 15:50:49,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,167 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,179 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:49,181 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:49,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-07-23 15:50:49,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,213 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:49,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,214 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-07-23 15:50:49,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,229 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:49,230 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:49,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,248 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-07-23 15:50:49,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,249 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-07-23 15:50:49,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,257 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:49,258 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:49,258 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,274 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 [2022-07-23 15:50:49,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,275 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-07-23 15:50:49,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,283 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:49,284 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:49,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,301 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-07-23 15:50:49,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,302 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) [2022-07-23 15:50:49,303 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 [2022-07-23 15:50:49,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,311 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:49,313 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:49,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,331 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 [2022-07-23 15:50:49,331 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-07-23 15:50:49,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,332 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) [2022-07-23 15:50:49,332 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 [2022-07-23 15:50:49,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,344 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,364 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,402 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 [2022-07-23 15:50:49,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,403 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) [2022-07-23 15:50:49,403 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 [2022-07-23 15:50:49,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,411 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,413 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,431 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 [2022-07-23 15:50:49,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,432 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-07-23 15:50:49,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,440 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,441 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,457 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-07-23 15:50:49,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,458 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,460 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-07-23 15:50:49,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,467 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,471 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,489 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-07-23 15:50:49,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,490 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-07-23 15:50:49,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,498 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,499 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,515 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-07-23 15:50:49,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,516 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-07-23 15:50:49,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,525 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,526 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,544 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:49,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,545 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-07-23 15:50:49,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,553 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,555 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,573 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:49,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,574 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-07-23 15:50:49,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,582 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,583 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,599 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-07-23 15:50:49,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,600 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,601 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-07-23 15:50:49,602 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 [2022-07-23 15:50:49,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,609 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,610 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,626 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-07-23 15:50:49,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,627 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-07-23 15:50:49,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,635 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,635 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,636 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,652 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-07-23 15:50:49,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,653 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-07-23 15:50:49,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,662 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,663 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,679 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-07-23 15:50:49,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,680 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-07-23 15:50:49,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,688 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,690 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,707 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:49,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,708 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-07-23 15:50:49,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,716 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,717 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,733 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-07-23 15:50:49,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,734 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-07-23 15:50:49,736 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 [2022-07-23 15:50:49,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,742 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,744 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,761 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:49,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,762 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,763 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-07-23 15:50:49,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,770 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,771 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,787 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-07-23 15:50:49,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,788 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-07-23 15:50:49,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,796 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,798 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,816 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 [2022-07-23 15:50:49,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,818 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,819 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-07-23 15:50:49,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,830 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,832 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,849 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 [2022-07-23 15:50:49,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,850 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-07-23 15:50:49,852 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 [2022-07-23 15:50:49,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,859 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,859 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,875 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 [2022-07-23 15:50:49,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,876 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-07-23 15:50:49,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,885 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,886 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:49,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,904 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-07-23 15:50:49,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:49,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:50:49,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,913 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:49,915 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:49,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:49,933 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-07-23 15:50:49,933 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-07-23 15:50:49,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:49,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:49,934 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:49,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-07-23 15:50:49,936 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 [2022-07-23 15:50:49,944 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:49,944 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:49,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:49,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:49,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:49,944 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:49,957 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:49,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:49,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,012 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:50,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,013 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,027 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,027 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,027 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,028 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-07-23 15:50:50,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,067 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:50,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,069 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-07-23 15:50:50,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,080 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,080 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,080 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,082 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,117 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 [2022-07-23 15:50:50,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,118 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,132 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,132 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,135 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-07-23 15:50:50,173 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 [2022-07-23 15:50:50,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,175 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,188 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,188 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,188 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,189 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-07-23 15:50:50,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,221 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 [2022-07-23 15:50:50,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,223 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,239 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,239 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,239 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,241 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,245 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-07-23 15:50:50,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,266 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 [2022-07-23 15:50:50,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,267 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-07-23 15:50:50,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,274 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,275 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,275 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,277 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,304 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-07-23 15:50:50,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,305 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-07-23 15:50:50,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,314 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,314 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,314 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,315 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:50,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,362 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,375 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,375 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,376 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,377 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-07-23 15:50:50,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,399 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 [2022-07-23 15:50:50,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,400 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,401 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-07-23 15:50:50,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,408 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,408 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,408 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,409 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,425 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:50,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,426 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-07-23 15:50:50,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,433 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,433 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,434 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,434 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,451 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:50,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,452 INFO L229 MonitoredProcess]: Starting monitored process 95 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-07-23 15:50:50,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,459 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,459 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,459 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,460 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,478 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-07-23 15:50:50,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,479 INFO L229 MonitoredProcess]: Starting monitored process 96 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-07-23 15:50:50,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,487 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,487 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,488 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,488 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,504 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 [2022-07-23 15:50:50,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,505 INFO L229 MonitoredProcess]: Starting monitored process 97 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,506 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-07-23 15:50:50,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,514 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,514 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,514 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,516 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,534 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2022-07-23 15:50:50,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,535 INFO L229 MonitoredProcess]: Starting monitored process 98 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-07-23 15:50:50,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,542 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,542 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,543 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,543 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,559 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2022-07-23 15:50:50,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,560 INFO L229 MonitoredProcess]: Starting monitored process 99 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-07-23 15:50:50,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,568 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,568 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,569 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,570 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,587 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2022-07-23 15:50:50,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,589 INFO L229 MonitoredProcess]: Starting monitored process 100 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-07-23 15:50:50,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,596 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,596 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,597 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,598 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,618 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2022-07-23 15:50:50,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,619 INFO L229 MonitoredProcess]: Starting monitored process 101 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-07-23 15:50:50,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,627 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,627 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,627 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,628 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,644 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-07-23 15:50:50,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,645 INFO L229 MonitoredProcess]: Starting monitored process 102 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-07-23 15:50:50,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,655 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,655 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,656 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,657 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,675 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2022-07-23 15:50:50,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,676 INFO L229 MonitoredProcess]: Starting monitored process 103 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-07-23 15:50:50,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,684 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,684 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:50,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,684 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:50:50,685 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:50:50,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,704 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2022-07-23 15:50:50,704 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-07-23 15:50:50,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,705 INFO L229 MonitoredProcess]: Starting monitored process 104 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-07-23 15:50:50,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,715 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,716 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:50,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,716 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:50,737 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:50,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,787 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 [2022-07-23 15:50:50,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,788 INFO L229 MonitoredProcess]: Starting monitored process 105 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,789 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-07-23 15:50:50,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,796 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,796 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:50,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,797 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:50,798 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:50,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,817 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-07-23 15:50:50,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,818 INFO L229 MonitoredProcess]: Starting monitored process 106 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:50,819 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-07-23 15:50:50,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,826 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,826 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:50,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,827 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:50,827 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:50,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,844 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2022-07-23 15:50:50,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,846 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) [2022-07-23 15:50:50,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,855 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 [2022-07-23 15:50:50,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,858 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:50,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,859 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:50,861 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:50,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,882 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 [2022-07-23 15:50:50,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,883 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) [2022-07-23 15:50:50,884 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 [2022-07-23 15:50:50,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,891 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:50,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,891 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:50,892 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:50,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,909 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2022-07-23 15:50:50,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,910 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) [2022-07-23 15:50:50,910 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 [2022-07-23 15:50:50,912 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 [2022-07-23 15:50:50,918 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,918 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:50,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,918 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:50,920 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:50,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:50,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:50,981 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 [2022-07-23 15:50:50,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:50,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:50,983 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) [2022-07-23 15:50:50,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:50,995 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:50,995 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:50,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:50,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:50,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:50,995 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:50,997 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:50,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,003 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 [2022-07-23 15:50:51,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,041 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 [2022-07-23 15:50:51,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,042 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) [2022-07-23 15:50:51,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,055 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,055 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:51,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,055 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:51,056 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:51,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,058 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 [2022-07-23 15:50:51,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,094 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 [2022-07-23 15:50:51,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,096 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) [2022-07-23 15:50:51,097 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 [2022-07-23 15:50:51,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,107 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,107 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:51,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,107 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:51,109 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:51,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,146 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 [2022-07-23 15:50:51,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,148 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) [2022-07-23 15:50:51,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,159 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,159 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:51,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,159 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:51,160 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:51,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,163 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 [2022-07-23 15:50:51,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,194 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 [2022-07-23 15:50:51,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,195 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) [2022-07-23 15:50:51,196 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 [2022-07-23 15:50:51,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,207 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,207 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:51,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,207 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:51,208 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:51,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,245 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:51,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,247 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) [2022-07-23 15:50:51,248 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 [2022-07-23 15:50:51,249 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 [2022-07-23 15:50:51,257 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,257 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:51,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,257 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:51,259 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:51,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,278 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2022-07-23 15:50:51,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,280 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) [2022-07-23 15:50:51,288 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 [2022-07-23 15:50:51,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,295 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,295 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:51,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,295 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:51,296 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:51,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,313 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2022-07-23 15:50:51,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,314 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) [2022-07-23 15:50:51,314 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 [2022-07-23 15:50:51,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,322 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,322 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:51,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,322 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:51,324 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:51,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,343 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2022-07-23 15:50:51,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,344 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) [2022-07-23 15:50:51,344 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 [2022-07-23 15:50:51,346 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 [2022-07-23 15:50:51,352 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,353 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:51,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,353 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:51,353 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:51,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,377 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2022-07-23 15:50:51,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,378 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) [2022-07-23 15:50:51,378 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 [2022-07-23 15:50:51,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,386 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,386 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:51,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,387 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:51,388 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:51,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,422 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 [2022-07-23 15:50:51,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,423 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) [2022-07-23 15:50:51,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,431 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 [2022-07-23 15:50:51,434 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,434 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:51,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,434 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:51,436 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:51,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,455 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 [2022-07-23 15:50:51,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,456 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) [2022-07-23 15:50:51,456 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 [2022-07-23 15:50:51,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,464 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,464 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:51,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,465 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:51,465 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:51,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,482 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 [2022-07-23 15:50:51,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,484 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) [2022-07-23 15:50:51,484 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 [2022-07-23 15:50:51,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,491 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,492 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:51,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,492 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:51,493 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:51,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,512 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 [2022-07-23 15:50:51,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,513 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) [2022-07-23 15:50:51,514 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 [2022-07-23 15:50:51,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,521 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,521 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:50:51,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,522 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:51,523 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:51,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,543 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 [2022-07-23 15:50:51,544 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-07-23 15:50:51,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,545 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) [2022-07-23 15:50:51,546 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 [2022-07-23 15:50:51,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,557 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,557 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:51,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,558 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:51,581 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:51,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,642 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 [2022-07-23 15:50:51,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,644 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) [2022-07-23 15:50:51,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,659 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,659 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:51,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,659 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:51,662 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:51,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,670 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 [2022-07-23 15:50:51,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,697 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 [2022-07-23 15:50:51,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,698 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) [2022-07-23 15:50:51,699 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 [2022-07-23 15:50:51,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,707 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,708 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:51,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,708 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:51,710 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:51,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,747 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:51,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,749 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) [2022-07-23 15:50:51,750 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 [2022-07-23 15:50:51,752 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 [2022-07-23 15:50:51,759 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,759 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:51,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,760 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:51,763 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:51,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,800 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 [2022-07-23 15:50:51,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,802 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) [2022-07-23 15:50:51,806 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 [2022-07-23 15:50:51,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,815 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,816 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:51,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,816 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:51,818 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:51,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,836 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2022-07-23 15:50:51,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,837 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) [2022-07-23 15:50:51,838 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 [2022-07-23 15:50:51,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,845 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,846 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:51,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,846 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:51,848 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:51,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,869 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 [2022-07-23 15:50:51,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,871 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) [2022-07-23 15:50:51,872 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 [2022-07-23 15:50:51,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,879 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,879 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:51,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,879 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:51,881 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:51,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,903 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2022-07-23 15:50:51,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,904 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) [2022-07-23 15:50:51,904 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 [2022-07-23 15:50:51,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,911 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,912 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:51,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,912 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:51,913 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:51,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,931 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 [2022-07-23 15:50:51,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,932 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) [2022-07-23 15:50:51,932 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 [2022-07-23 15:50:51,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,941 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,941 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:51,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,941 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:51,943 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:51,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,963 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 [2022-07-23 15:50:51,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,964 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) [2022-07-23 15:50:51,965 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 [2022-07-23 15:50:51,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:51,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:51,972 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:51,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:51,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:51,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:51,973 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:51,973 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:51,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:51,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:51,991 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:51,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:51,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:51,992 INFO L229 MonitoredProcess]: Starting monitored process 134 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:51,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-07-23 15:50:51,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,000 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,000 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:52,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,001 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:52,001 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:52,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,019 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2022-07-23 15:50:52,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,020 INFO L229 MonitoredProcess]: Starting monitored process 135 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-07-23 15:50:52,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,028 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,028 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:52,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,028 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:52,030 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:52,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,058 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2022-07-23 15:50:52,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,059 INFO L229 MonitoredProcess]: Starting monitored process 136 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,060 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-07-23 15:50:52,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,067 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,067 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:52,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,067 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:52,068 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:52,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,086 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2022-07-23 15:50:52,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,087 INFO L229 MonitoredProcess]: Starting monitored process 137 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-07-23 15:50:52,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,095 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,095 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:52,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,095 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:52,097 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:52,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,119 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,120 INFO L229 MonitoredProcess]: Starting monitored process 138 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-07-23 15:50:52,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,129 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,129 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:52,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,130 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:52,130 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:52,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,148 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,149 INFO L229 MonitoredProcess]: Starting monitored process 139 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,149 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-07-23 15:50:52,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,157 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,157 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:52,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,157 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:52,159 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:52,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,181 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,182 INFO L229 MonitoredProcess]: Starting monitored process 140 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-07-23 15:50:52,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,190 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,190 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:52,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,190 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:52,192 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:52,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,227 INFO L229 MonitoredProcess]: Starting monitored process 141 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-07-23 15:50:52,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,234 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,234 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:52,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,235 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:52,235 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:52,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,253 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,254 INFO L229 MonitoredProcess]: Starting monitored process 142 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-07-23 15:50:52,256 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 [2022-07-23 15:50:52,262 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,263 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:52,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,263 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:52,264 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:52,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,285 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2022-07-23 15:50:52,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,286 INFO L229 MonitoredProcess]: Starting monitored process 143 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-07-23 15:50:52,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,294 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,294 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:52,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,295 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:50:52,297 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:50:52,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,320 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2022-07-23 15:50:52,320 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-07-23 15:50:52,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,321 INFO L229 MonitoredProcess]: Starting monitored process 144 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-07-23 15:50:52,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,330 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,330 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,331 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,343 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,373 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2022-07-23 15:50:52,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,374 INFO L229 MonitoredProcess]: Starting monitored process 145 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,375 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-07-23 15:50:52,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,382 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,382 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,382 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,384 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,401 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2022-07-23 15:50:52,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,403 INFO L229 MonitoredProcess]: Starting monitored process 146 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-07-23 15:50:52,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,410 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,410 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,410 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,411 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,428 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,429 INFO L229 MonitoredProcess]: Starting monitored process 147 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,430 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-07-23 15:50:52,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,437 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,437 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,438 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,440 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,463 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,464 INFO L229 MonitoredProcess]: Starting monitored process 148 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-07-23 15:50:52,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,472 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,472 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,472 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,473 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,489 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2022-07-23 15:50:52,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,490 INFO L229 MonitoredProcess]: Starting monitored process 149 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2022-07-23 15:50:52,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,498 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,498 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,498 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,500 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,517 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2022-07-23 15:50:52,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,518 INFO L229 MonitoredProcess]: Starting monitored process 150 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2022-07-23 15:50:52,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,526 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,526 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,527 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,528 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,546 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2022-07-23 15:50:52,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,547 INFO L229 MonitoredProcess]: Starting monitored process 151 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2022-07-23 15:50:52,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,555 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,555 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,555 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,556 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2022-07-23 15:50:52,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,589 INFO L229 MonitoredProcess]: Starting monitored process 152 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2022-07-23 15:50:52,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,597 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,597 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,598 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,600 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,642 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2022-07-23 15:50:52,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,643 INFO L229 MonitoredProcess]: Starting monitored process 153 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2022-07-23 15:50:52,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,651 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,651 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,651 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,652 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,668 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,669 INFO L229 MonitoredProcess]: Starting monitored process 154 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2022-07-23 15:50:52,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,677 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,677 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,677 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,677 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,694 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,695 INFO L229 MonitoredProcess]: Starting monitored process 155 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2022-07-23 15:50:52,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,702 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,702 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,703 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,704 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,723 INFO L229 MonitoredProcess]: Starting monitored process 156 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2022-07-23 15:50:52,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,733 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,733 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,733 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,734 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,751 INFO L229 MonitoredProcess]: Starting monitored process 157 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2022-07-23 15:50:52,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,758 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,758 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,759 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,760 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,778 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,779 INFO L229 MonitoredProcess]: Starting monitored process 158 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2022-07-23 15:50:52,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,787 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,787 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,787 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,788 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,804 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2022-07-23 15:50:52,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,806 INFO L229 MonitoredProcess]: Starting monitored process 159 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2022-07-23 15:50:52,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,813 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,814 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,814 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,815 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,833 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2022-07-23 15:50:52,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,834 INFO L229 MonitoredProcess]: Starting monitored process 160 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2022-07-23 15:50:52,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,841 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,841 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,842 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,843 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,861 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,862 INFO L229 MonitoredProcess]: Starting monitored process 161 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,862 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2022-07-23 15:50:52,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,869 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,869 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,870 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,870 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,886 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,887 INFO L229 MonitoredProcess]: Starting monitored process 162 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2022-07-23 15:50:52,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,895 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,895 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,895 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,896 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,914 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,915 INFO L229 MonitoredProcess]: Starting monitored process 163 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2022-07-23 15:50:52,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,923 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:50:52,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,923 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:50:52,924 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:50:52,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:52,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:52,942 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:52,942 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-07-23 15:50:52,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:52,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:52,943 INFO L229 MonitoredProcess]: Starting monitored process 164 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:52,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2022-07-23 15:50:52,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:52,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:52,954 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:52,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:52,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:52,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:52,954 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:52,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:52,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,032 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,033 INFO L229 MonitoredProcess]: Starting monitored process 165 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2022-07-23 15:50:53,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,043 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,043 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,043 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,078 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,080 INFO L229 MonitoredProcess]: Starting monitored process 166 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,090 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,091 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,091 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,092 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2022-07-23 15:50:53,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,126 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,128 INFO L229 MonitoredProcess]: Starting monitored process 167 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,138 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,139 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,139 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,142 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2022-07-23 15:50:53,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,175 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,176 INFO L229 MonitoredProcess]: Starting monitored process 168 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,186 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,187 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,187 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,188 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2022-07-23 15:50:53,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,221 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,222 INFO L229 MonitoredProcess]: Starting monitored process 169 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2022-07-23 15:50:53,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,231 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,231 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,232 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,234 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,271 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,272 INFO L229 MonitoredProcess]: Starting monitored process 170 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2022-07-23 15:50:53,280 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 [2022-07-23 15:50:53,287 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,287 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,288 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,290 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,324 INFO L229 MonitoredProcess]: Starting monitored process 171 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,334 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,335 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,335 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,336 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2022-07-23 15:50:53,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,375 INFO L229 MonitoredProcess]: Starting monitored process 172 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,388 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,388 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,388 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,389 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2022-07-23 15:50:53,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,429 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,430 INFO L229 MonitoredProcess]: Starting monitored process 173 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,443 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,443 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,443 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,444 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2022-07-23 15:50:53,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,485 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,486 INFO L229 MonitoredProcess]: Starting monitored process 174 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2022-07-23 15:50:53,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,496 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,496 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,496 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,533 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,535 INFO L229 MonitoredProcess]: Starting monitored process 175 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2022-07-23 15:50:53,546 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,546 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,547 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,548 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,567 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Ended with exit code 0 [2022-07-23 15:50:53,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,568 INFO L229 MonitoredProcess]: Starting monitored process 176 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2022-07-23 15:50:53,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,576 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,576 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,576 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,577 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,594 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,595 INFO L229 MonitoredProcess]: Starting monitored process 177 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2022-07-23 15:50:53,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,602 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,603 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,603 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,624 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2022-07-23 15:50:53,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,625 INFO L229 MonitoredProcess]: Starting monitored process 178 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2022-07-23 15:50:53,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,633 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,633 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,634 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,652 INFO L229 MonitoredProcess]: Starting monitored process 179 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2022-07-23 15:50:53,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,659 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,659 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,660 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,662 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,681 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,682 INFO L229 MonitoredProcess]: Starting monitored process 180 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2022-07-23 15:50:53,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,690 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,690 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,690 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,693 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,754 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,755 INFO L229 MonitoredProcess]: Starting monitored process 181 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,759 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 [2022-07-23 15:50:53,767 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,767 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,767 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,768 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2022-07-23 15:50:53,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,805 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,807 INFO L229 MonitoredProcess]: Starting monitored process 182 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,819 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,819 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,819 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,821 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2022-07-23 15:50:53,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,858 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:53,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:50:53,860 INFO L229 MonitoredProcess]: Starting monitored process 183 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:50:53,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2022-07-23 15:50:53,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:50:53,872 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:50:53,873 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:50:53,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:50:53,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:50:53,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:50:53,873 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:50:53,876 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:50:53,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:50:53,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:50:53,913 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Forceful destruction successful, exit code 0 [2022-07-23 15:50:53,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:53,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:53,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:53,914 INFO L87 Difference]: Start difference. First operand 182 states and 251 transitions. cyclomatic complexity: 70 Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 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) [2022-07-23 15:50:53,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:53,939 INFO L93 Difference]: Finished difference Result 249 states and 350 transitions. [2022-07-23 15:50:53,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:53,942 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 249 states and 350 transitions. [2022-07-23 15:50:53,944 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 193 [2022-07-23 15:50:53,945 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 249 states to 249 states and 350 transitions. [2022-07-23 15:50:53,945 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 249 [2022-07-23 15:50:53,946 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 249 [2022-07-23 15:50:53,946 INFO L73 IsDeterministic]: Start isDeterministic. Operand 249 states and 350 transitions. [2022-07-23 15:50:53,947 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:53,950 INFO L369 hiAutomatonCegarLoop]: Abstraction has 249 states and 350 transitions. [2022-07-23 15:50:53,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states and 350 transitions. [2022-07-23 15:50:53,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2022-07-23 15:50:53,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 249 states have (on average 1.4056224899598393) internal successors, (350), 248 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:53,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 350 transitions. [2022-07-23 15:50:53,963 INFO L392 hiAutomatonCegarLoop]: Abstraction has 249 states and 350 transitions. [2022-07-23 15:50:53,963 INFO L374 stractBuchiCegarLoop]: Abstraction has 249 states and 350 transitions. [2022-07-23 15:50:53,963 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-23 15:50:53,963 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 249 states and 350 transitions. [2022-07-23 15:50:53,964 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 193 [2022-07-23 15:50:53,964 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:53,964 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:53,966 INFO L179 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:53,968 INFO L180 hiAutomatonCegarLoop]: 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, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:53,968 INFO L752 eck$LassoCheckResult]: Stem: 1405#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 1344#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 1345#L262 assume 0 == ~r1~0 % 256; 1369#L263 assume ~id1~0 >= 0; 1372#L264 assume 0 == ~st1~0; 1373#L265 assume ~send1~0 == ~id1~0; 1300#L266 assume 0 == ~mode1~0 % 256; 1301#L267 assume ~id2~0 >= 0; 1313#L268 assume 0 == ~st2~0; 1314#L269 assume ~send2~0 == ~id2~0; 1294#L270 assume 0 == ~mode2~0 % 256; 1295#L271 assume ~id3~0 >= 0; 1337#L272 assume 0 == ~st3~0; 1348#L273 assume ~send3~0 == ~id3~0; 1371#L274 assume 0 == ~mode3~0 % 256; 1398#L275 assume ~id4~0 >= 0; 1279#L276 assume 0 == ~st4~0; 1280#L277 assume ~send4~0 == ~id4~0; 1408#L278 assume 0 == ~mode4~0 % 256; 1365#L279 assume ~id5~0 >= 0; 1366#L280 assume 0 == ~st5~0; 1306#L281 assume ~send5~0 == ~id5~0; 1281#L282 assume 0 == ~mode5~0 % 256; 1282#L283 assume ~id6~0 >= 0; 1374#L284 assume 0 == ~st6~0; 1375#L285 assume ~send6~0 == ~id6~0; 1396#L286 assume 0 == ~mode6~0 % 256; 1380#L287 assume ~id7~0 >= 0; 1329#L288 assume 0 == ~st7~0; 1330#L289 assume ~send7~0 == ~id7~0; 1339#L290 assume 0 == ~mode7~0 % 256; 1390#L291 assume ~id1~0 != ~id2~0; 1391#L292 assume ~id1~0 != ~id3~0; 1400#L293 assume ~id1~0 != ~id4~0; 1404#L294 assume ~id1~0 != ~id5~0; 1287#L295 assume ~id1~0 != ~id6~0; 1288#L296 assume ~id1~0 != ~id7~0; 1338#L297 assume ~id2~0 != ~id3~0; 1335#L298 assume ~id2~0 != ~id4~0; 1336#L299 assume ~id2~0 != ~id5~0; 1343#L300 assume ~id2~0 != ~id6~0; 1383#L301 assume ~id2~0 != ~id7~0; 1394#L302 assume ~id3~0 != ~id4~0; 1395#L303 assume ~id3~0 != ~id5~0; 1402#L304 assume ~id3~0 != ~id6~0; 1376#L305 assume ~id3~0 != ~id7~0; 1377#L306 assume ~id4~0 != ~id5~0; 1389#L307 assume ~id4~0 != ~id6~0; 1296#L308 assume ~id4~0 != ~id7~0; 1297#L309 assume ~id5~0 != ~id6~0; 1388#L310 assume ~id5~0 != ~id7~0; 1358#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 1325#L262-1 init_#res#1 := init_~tmp~0#1; 1326#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 1346#L24 assume !(0 == assume_abort_if_not_~cond#1); 1304#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1305#L547-2 [2022-07-23 15:50:53,968 INFO L754 eck$LassoCheckResult]: Loop: 1305#L547-2 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; 1367#L87 assume !(0 != ~mode1~0 % 256); 1368#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 1397#L101-2 ~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; 1285#L87-2 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; 1286#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1333#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 1290#L116-1 ~mode2~0 := 0; 1354#L113-2 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; 1355#L138 assume !(0 != ~mode3~0 % 256); 1378#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 1318#L151-2 ~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; 1319#L138-2 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; 1363#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1364#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 1311#L166-1 ~mode4~0 := 0; 1356#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1307#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1308#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 1392#L191-1 ~mode5~0 := 0; 1292#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 1293#L213 assume !(0 != ~mode6~0 % 256); 1298#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 1299#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 1302#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 1303#L238 assume !(0 != ~mode7~0 % 256); 1328#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 1359#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 1360#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1323#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 1324#L472 assume !(~r1~0 % 256 >= 7); 1410#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 1470#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 1468#L471-1 check_#res#1 := check_~tmp~1#1; 1466#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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#L582 assume !(0 == assert_~arg#1 % 256); 1463#L577 assume { :end_inline_assert } true; 1462#L547-2 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; 1409#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 1320#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 1321#L91-1 ~mode1~0 := 0; 1342#L87-2 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; 1523#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1520#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 1518#L116-1 ~mode2~0 := 0; 1516#L113-2 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; 1515#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1512#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 1510#L141-1 ~mode3~0 := 0; 1508#L138-2 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; 1507#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1504#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 1502#L166-1 ~mode4~0 := 0; 1500#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1499#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1496#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 1494#L191-1 ~mode5~0 := 0; 1492#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 1491#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 1488#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 1486#L216-1 ~mode6~0 := 0; 1484#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 1483#L238 assume !(0 != ~mode7~0 % 256); 1479#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 1477#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 1476#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1475#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 1473#L472 assume !(~r1~0 % 256 >= 7); 1386#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 1387#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 1471#L471-1 check_#res#1 := check_~tmp~1#1; 1469#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 1467#L582 assume !(0 == assert_~arg#1 % 256); 1465#L577 assume { :end_inline_assert } true; 1305#L547-2 [2022-07-23 15:50:53,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:53,970 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 4 times [2022-07-23 15:50:53,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:53,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147402750] [2022-07-23 15:50:53,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:53,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:54,001 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:50:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:54,036 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:50:54,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:54,041 INFO L85 PathProgramCache]: Analyzing trace with hash -698378333, now seen corresponding path program 1 times [2022-07-23 15:50:54,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:54,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536380392] [2022-07-23 15:50:54,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:54,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:54,133 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:54,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:54,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536380392] [2022-07-23 15:50:54,133 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536380392] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:54,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:54,134 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:54,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84915039] [2022-07-23 15:50:54,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:54,134 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:54,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:54,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:54,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:54,135 INFO L87 Difference]: Start difference. First operand 249 states and 350 transitions. cyclomatic complexity: 102 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:54,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:54,148 INFO L93 Difference]: Finished difference Result 430 states and 620 transitions. [2022-07-23 15:50:54,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:54,149 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 430 states and 620 transitions. [2022-07-23 15:50:54,152 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 374 [2022-07-23 15:50:54,157 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 430 states to 430 states and 620 transitions. [2022-07-23 15:50:54,157 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 430 [2022-07-23 15:50:54,157 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 430 [2022-07-23 15:50:54,157 INFO L73 IsDeterministic]: Start isDeterministic. Operand 430 states and 620 transitions. [2022-07-23 15:50:54,158 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:54,158 INFO L369 hiAutomatonCegarLoop]: Abstraction has 430 states and 620 transitions. [2022-07-23 15:50:54,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states and 620 transitions. [2022-07-23 15:50:54,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 424. [2022-07-23 15:50:54,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 424 states have (on average 1.4410377358490567) internal successors, (611), 423 states have internal predecessors, (611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:54,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 611 transitions. [2022-07-23 15:50:54,169 INFO L392 hiAutomatonCegarLoop]: Abstraction has 424 states and 611 transitions. [2022-07-23 15:50:54,169 INFO L374 stractBuchiCegarLoop]: Abstraction has 424 states and 611 transitions. [2022-07-23 15:50:54,169 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-23 15:50:54,170 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 424 states and 611 transitions. [2022-07-23 15:50:54,171 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 368 [2022-07-23 15:50:54,172 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:54,172 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:54,173 INFO L179 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:54,173 INFO L180 hiAutomatonCegarLoop]: 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, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:54,173 INFO L752 eck$LassoCheckResult]: Stem: 2101#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 2030#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 2031#L262 assume 0 == ~r1~0 % 256; 2055#L263 assume ~id1~0 >= 0; 2058#L264 assume 0 == ~st1~0; 2059#L265 assume ~send1~0 == ~id1~0; 1985#L266 assume 0 == ~mode1~0 % 256; 1986#L267 assume ~id2~0 >= 0; 1998#L268 assume 0 == ~st2~0; 1999#L269 assume ~send2~0 == ~id2~0; 1979#L270 assume 0 == ~mode2~0 % 256; 1980#L271 assume ~id3~0 >= 0; 2022#L272 assume 0 == ~st3~0; 2034#L273 assume ~send3~0 == ~id3~0; 2057#L274 assume 0 == ~mode3~0 % 256; 2087#L275 assume ~id4~0 >= 0; 1964#L276 assume 0 == ~st4~0; 1965#L277 assume ~send4~0 == ~id4~0; 2105#L278 assume 0 == ~mode4~0 % 256; 2052#L279 assume ~id5~0 >= 0; 2053#L280 assume 0 == ~st5~0; 1991#L281 assume ~send5~0 == ~id5~0; 1966#L282 assume 0 == ~mode5~0 % 256; 1967#L283 assume ~id6~0 >= 0; 2060#L284 assume 0 == ~st6~0; 2061#L285 assume ~send6~0 == ~id6~0; 2084#L286 assume 0 == ~mode6~0 % 256; 2066#L287 assume ~id7~0 >= 0; 2014#L288 assume 0 == ~st7~0; 2015#L289 assume ~send7~0 == ~id7~0; 2024#L290 assume 0 == ~mode7~0 % 256; 2075#L291 assume ~id1~0 != ~id2~0; 2076#L292 assume ~id1~0 != ~id3~0; 2089#L293 assume ~id1~0 != ~id4~0; 2098#L294 assume ~id1~0 != ~id5~0; 1972#L295 assume ~id1~0 != ~id6~0; 1973#L296 assume ~id1~0 != ~id7~0; 2023#L297 assume ~id2~0 != ~id3~0; 2020#L298 assume ~id2~0 != ~id4~0; 2021#L299 assume ~id2~0 != ~id5~0; 2028#L300 assume ~id2~0 != ~id6~0; 2069#L301 assume ~id2~0 != ~id7~0; 2082#L302 assume ~id3~0 != ~id4~0; 2083#L303 assume ~id3~0 != ~id5~0; 2092#L304 assume ~id3~0 != ~id6~0; 2062#L305 assume ~id3~0 != ~id7~0; 2063#L306 assume ~id4~0 != ~id5~0; 2074#L307 assume ~id4~0 != ~id6~0; 1981#L308 assume ~id4~0 != ~id7~0; 1982#L309 assume ~id5~0 != ~id6~0; 2073#L310 assume ~id5~0 != ~id7~0; 2045#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 2010#L262-1 init_#res#1 := init_~tmp~0#1; 2011#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 2032#L24 assume !(0 == assume_abort_if_not_~cond#1); 1989#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1990#L547-2 [2022-07-23 15:50:54,173 INFO L754 eck$LassoCheckResult]: Loop: 1990#L547-2 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; 2128#L87 assume !(0 != ~mode1~0 % 256); 2102#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2103#L101-2 ~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; 2339#L87-2 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; 2337#L113 assume !(0 != ~mode2~0 % 256); 2100#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 2234#L126-2 ~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; 2232#L113-2 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; 2227#L138 assume !(0 != ~mode3~0 % 256); 2221#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 2218#L151-2 ~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; 2216#L138-2 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; 2211#L163 assume !(0 != ~mode4~0 % 256); 2205#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 2202#L176-2 ~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; 2200#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2195#L188 assume !(0 != ~mode5~0 % 256); 2189#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 2186#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 2184#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 2183#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2177#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 2172#L216-1 ~mode6~0 := 0; 2169#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 2166#L238 assume !(0 != ~mode7~0 % 256); 2161#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 2157#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 2155#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2153#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 2151#L472 assume !(~r1~0 % 256 >= 7); 2149#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 2146#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 2141#L471-1 check_#res#1 := check_~tmp~1#1; 2142#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 2131#L582 assume !(0 == assert_~arg#1 % 256); 2132#L577 assume { :end_inline_assert } true; 2121#L547-2 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; 2122#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 2005#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 2006#L91-1 ~mode1~0 := 0; 2112#L87-2 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; 2111#L113 assume !(0 != ~mode2~0 % 256); 2070#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 2071#L126-2 ~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; 2108#L113-2 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; 2381#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2378#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 2376#L141-1 ~mode3~0 := 0; 2374#L138-2 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; 2373#L163 assume !(0 != ~mode4~0 % 256); 2372#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 2369#L176-2 ~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; 2042#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2043#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 2077#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 2078#L191-1 ~mode5~0 := 0; 1977#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 1978#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2104#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 2360#L216-1 ~mode6~0 := 0; 2359#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 2358#L238 assume !(0 != ~mode7~0 % 256); 2354#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 2352#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 2351#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2350#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 2348#L472 assume !(~r1~0 % 256 >= 7); 2347#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 2342#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 2341#L471-1 check_#res#1 := check_~tmp~1#1; 2340#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 2138#L582 assume !(0 == assert_~arg#1 % 256); 2139#L577 assume { :end_inline_assert } true; 1990#L547-2 [2022-07-23 15:50:54,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:54,174 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 5 times [2022-07-23 15:50:54,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:54,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164321378] [2022-07-23 15:50:54,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:54,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:54,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:54,189 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:50:54,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:54,240 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:50:54,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:54,242 INFO L85 PathProgramCache]: Analyzing trace with hash 387254305, now seen corresponding path program 1 times [2022-07-23 15:50:54,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:54,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384829366] [2022-07-23 15:50:54,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:54,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:54,309 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:54,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:54,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384829366] [2022-07-23 15:50:54,310 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384829366] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:54,310 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:54,310 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:54,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58482936] [2022-07-23 15:50:54,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:54,311 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:54,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:54,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:54,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:54,312 INFO L87 Difference]: Start difference. First operand 424 states and 611 transitions. cyclomatic complexity: 188 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:54,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:54,323 INFO L93 Difference]: Finished difference Result 434 states and 623 transitions. [2022-07-23 15:50:54,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:54,324 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 434 states and 623 transitions. [2022-07-23 15:50:54,327 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 368 [2022-07-23 15:50:54,329 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 434 states to 434 states and 623 transitions. [2022-07-23 15:50:54,329 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 434 [2022-07-23 15:50:54,329 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 434 [2022-07-23 15:50:54,330 INFO L73 IsDeterministic]: Start isDeterministic. Operand 434 states and 623 transitions. [2022-07-23 15:50:54,330 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:54,330 INFO L369 hiAutomatonCegarLoop]: Abstraction has 434 states and 623 transitions. [2022-07-23 15:50:54,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states and 623 transitions. [2022-07-23 15:50:54,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 430. [2022-07-23 15:50:54,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 430 states have (on average 1.4325581395348836) internal successors, (616), 429 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:54,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 616 transitions. [2022-07-23 15:50:54,337 INFO L392 hiAutomatonCegarLoop]: Abstraction has 430 states and 616 transitions. [2022-07-23 15:50:54,337 INFO L374 stractBuchiCegarLoop]: Abstraction has 430 states and 616 transitions. [2022-07-23 15:50:54,337 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-23 15:50:54,337 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 430 states and 616 transitions. [2022-07-23 15:50:54,339 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 368 [2022-07-23 15:50:54,339 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:54,339 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:54,340 INFO L179 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:54,340 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:54,341 INFO L752 eck$LassoCheckResult]: Stem: 2957#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 2894#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 2895#L262 assume 0 == ~r1~0 % 256; 2918#L263 assume ~id1~0 >= 0; 2921#L264 assume 0 == ~st1~0; 2922#L265 assume ~send1~0 == ~id1~0; 2849#L266 assume 0 == ~mode1~0 % 256; 2850#L267 assume ~id2~0 >= 0; 2862#L268 assume 0 == ~st2~0; 2863#L269 assume ~send2~0 == ~id2~0; 2843#L270 assume 0 == ~mode2~0 % 256; 2844#L271 assume ~id3~0 >= 0; 2886#L272 assume 0 == ~st3~0; 2898#L273 assume ~send3~0 == ~id3~0; 2920#L274 assume 0 == ~mode3~0 % 256; 2948#L275 assume ~id4~0 >= 0; 2828#L276 assume 0 == ~st4~0; 2829#L277 assume ~send4~0 == ~id4~0; 2959#L278 assume 0 == ~mode4~0 % 256; 2915#L279 assume ~id5~0 >= 0; 2916#L280 assume 0 == ~st5~0; 2855#L281 assume ~send5~0 == ~id5~0; 2830#L282 assume 0 == ~mode5~0 % 256; 2831#L283 assume ~id6~0 >= 0; 2923#L284 assume 0 == ~st6~0; 2924#L285 assume ~send6~0 == ~id6~0; 2946#L286 assume 0 == ~mode6~0 % 256; 2930#L287 assume ~id7~0 >= 0; 2878#L288 assume 0 == ~st7~0; 2879#L289 assume ~send7~0 == ~id7~0; 2888#L290 assume 0 == ~mode7~0 % 256; 2940#L291 assume ~id1~0 != ~id2~0; 2941#L292 assume ~id1~0 != ~id3~0; 2950#L293 assume ~id1~0 != ~id4~0; 2955#L294 assume ~id1~0 != ~id5~0; 2836#L295 assume ~id1~0 != ~id6~0; 2837#L296 assume ~id1~0 != ~id7~0; 2887#L297 assume ~id2~0 != ~id3~0; 2884#L298 assume ~id2~0 != ~id4~0; 2885#L299 assume ~id2~0 != ~id5~0; 2893#L300 assume ~id2~0 != ~id6~0; 2933#L301 assume ~id2~0 != ~id7~0; 2944#L302 assume ~id3~0 != ~id4~0; 2945#L303 assume ~id3~0 != ~id5~0; 2952#L304 assume ~id3~0 != ~id6~0; 2925#L305 assume ~id3~0 != ~id7~0; 2926#L306 assume ~id4~0 != ~id5~0; 2939#L307 assume ~id4~0 != ~id6~0; 2845#L308 assume ~id4~0 != ~id7~0; 2846#L309 assume ~id5~0 != ~id6~0; 2938#L310 assume ~id5~0 != ~id7~0; 2908#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 2874#L262-1 init_#res#1 := init_~tmp~0#1; 2875#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 2896#L24 assume !(0 == assume_abort_if_not_~cond#1); 2853#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 2854#L547-2 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; 2972#L87 assume !(0 != ~mode1~0 % 256); 2971#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 2970#L101-2 ~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; 2969#L87-2 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; 2967#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 2882#L116 [2022-07-23 15:50:54,341 INFO L754 eck$LassoCheckResult]: Loop: 2882#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 2839#L116-1 ~mode2~0 := 0; 2904#L113-2 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; 2905#L138 assume !(0 != ~mode3~0 % 256); 2928#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 2867#L151-2 ~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; 2868#L138-2 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; 2913#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 2914#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 2860#L166-1 ~mode4~0 := 0; 2906#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2856#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 2857#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 2942#L191-1 ~mode5~0 := 0; 2841#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 2842#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2953#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 2866#L216-1 ~mode6~0 := 0; 2851#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 2852#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 2876#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 2881#L241-1 ~mode7~0 := 0; 2910#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2872#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 2873#L472 assume !(~r1~0 % 256 >= 7); 2936#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 2937#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 2954#L471-1 check_#res#1 := check_~tmp~1#1; 2832#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 2833#L582 assume !(0 == assert_~arg#1 % 256); 2931#L577 assume { :end_inline_assert } true; 2932#L547-2 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; 2966#L87 assume !(0 != ~mode1~0 % 256); 2979#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2982#L101-2 ~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; 3091#L87-2 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; 3090#L113 assume !(0 != ~mode2~0 % 256); 2968#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 3088#L126-2 ~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; 3086#L113-2 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; 3081#L138 assume !(0 != ~mode3~0 % 256); 3075#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 3072#L151-2 ~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; 3070#L138-2 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; 3065#L163 assume !(0 != ~mode4~0 % 256); 3059#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 3056#L176-2 ~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; 3054#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3049#L188 assume !(0 != ~mode5~0 % 256); 3043#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 3040#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 3038#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 3033#L213 assume !(0 != ~mode6~0 % 256); 3027#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 3024#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 3023#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 3022#L238 assume !(0 != ~mode7~0 % 256); 3015#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 3012#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 3011#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3010#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 3009#L472 assume !(~r1~0 % 256 >= 7); 3007#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 3004#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 3005#L471-1 check_#res#1 := check_~tmp~1#1; 3182#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 2990#L582 assume !(0 == assert_~arg#1 % 256); 2991#L577 assume { :end_inline_assert } true; 3171#L547-2 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; 3162#L87 assume !(0 != ~mode1~0 % 256); 3159#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2947#L101-2 ~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; 2834#L87-2 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; 2835#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 2882#L116 [2022-07-23 15:50:54,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:54,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1017788590, now seen corresponding path program 1 times [2022-07-23 15:50:54,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:54,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694633274] [2022-07-23 15:50:54,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:54,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:54,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:54,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:54,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694633274] [2022-07-23 15:50:54,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694633274] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:54,373 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:54,373 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-23 15:50:54,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105651614] [2022-07-23 15:50:54,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:54,374 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:50:54,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:54,374 INFO L85 PathProgramCache]: Analyzing trace with hash -380574089, now seen corresponding path program 1 times [2022-07-23 15:50:54,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:54,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640801016] [2022-07-23 15:50:54,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:54,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:54,415 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:54,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:54,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640801016] [2022-07-23 15:50:54,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640801016] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:54,415 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:54,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:54,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121362717] [2022-07-23 15:50:54,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:54,416 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:54,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:54,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:54,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:54,417 INFO L87 Difference]: Start difference. First operand 430 states and 616 transitions. cyclomatic complexity: 187 Second operand has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:54,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:54,427 INFO L93 Difference]: Finished difference Result 430 states and 615 transitions. [2022-07-23 15:50:54,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:54,428 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 430 states and 615 transitions. [2022-07-23 15:50:54,430 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 368 [2022-07-23 15:50:54,432 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 430 states to 430 states and 615 transitions. [2022-07-23 15:50:54,432 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 430 [2022-07-23 15:50:54,433 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 430 [2022-07-23 15:50:54,433 INFO L73 IsDeterministic]: Start isDeterministic. Operand 430 states and 615 transitions. [2022-07-23 15:50:54,433 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:54,433 INFO L369 hiAutomatonCegarLoop]: Abstraction has 430 states and 615 transitions. [2022-07-23 15:50:54,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states and 615 transitions. [2022-07-23 15:50:54,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 424. [2022-07-23 15:50:54,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 424 states have (on average 1.4339622641509433) internal successors, (608), 423 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:54,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 608 transitions. [2022-07-23 15:50:54,439 INFO L392 hiAutomatonCegarLoop]: Abstraction has 424 states and 608 transitions. [2022-07-23 15:50:54,440 INFO L374 stractBuchiCegarLoop]: Abstraction has 424 states and 608 transitions. [2022-07-23 15:50:54,440 INFO L287 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-23 15:50:54,440 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 424 states and 608 transitions. [2022-07-23 15:50:54,442 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 368 [2022-07-23 15:50:54,442 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:54,442 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:54,443 INFO L179 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:54,443 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:54,443 INFO L752 eck$LassoCheckResult]: Stem: 3824#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 3761#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 3762#L262 assume 0 == ~r1~0 % 256; 3786#L263 assume ~id1~0 >= 0; 3789#L264 assume 0 == ~st1~0; 3790#L265 assume ~send1~0 == ~id1~0; 3716#L266 assume 0 == ~mode1~0 % 256; 3717#L267 assume ~id2~0 >= 0; 3729#L268 assume 0 == ~st2~0; 3730#L269 assume ~send2~0 == ~id2~0; 3710#L270 assume 0 == ~mode2~0 % 256; 3711#L271 assume ~id3~0 >= 0; 3753#L272 assume 0 == ~st3~0; 3766#L273 assume ~send3~0 == ~id3~0; 3788#L274 assume 0 == ~mode3~0 % 256; 3814#L275 assume ~id4~0 >= 0; 3695#L276 assume 0 == ~st4~0; 3696#L277 assume ~send4~0 == ~id4~0; 3827#L278 assume 0 == ~mode4~0 % 256; 3783#L279 assume ~id5~0 >= 0; 3784#L280 assume 0 == ~st5~0; 3722#L281 assume ~send5~0 == ~id5~0; 3697#L282 assume 0 == ~mode5~0 % 256; 3698#L283 assume ~id6~0 >= 0; 3791#L284 assume 0 == ~st6~0; 3792#L285 assume ~send6~0 == ~id6~0; 3812#L286 assume 0 == ~mode6~0 % 256; 3797#L287 assume ~id7~0 >= 0; 3745#L288 assume 0 == ~st7~0; 3746#L289 assume ~send7~0 == ~id7~0; 3755#L290 assume 0 == ~mode7~0 % 256; 3806#L291 assume ~id1~0 != ~id2~0; 3807#L292 assume ~id1~0 != ~id3~0; 3816#L293 assume ~id1~0 != ~id4~0; 3822#L294 assume ~id1~0 != ~id5~0; 3703#L295 assume ~id1~0 != ~id6~0; 3704#L296 assume ~id1~0 != ~id7~0; 3754#L297 assume ~id2~0 != ~id3~0; 3751#L298 assume ~id2~0 != ~id4~0; 3752#L299 assume ~id2~0 != ~id5~0; 3759#L300 assume ~id2~0 != ~id6~0; 3799#L301 assume ~id2~0 != ~id7~0; 3810#L302 assume ~id3~0 != ~id4~0; 3811#L303 assume ~id3~0 != ~id5~0; 3818#L304 assume ~id3~0 != ~id6~0; 3793#L305 assume ~id3~0 != ~id7~0; 3794#L306 assume ~id4~0 != ~id5~0; 3805#L307 assume ~id4~0 != ~id6~0; 3712#L308 assume ~id4~0 != ~id7~0; 3713#L309 assume ~id5~0 != ~id6~0; 3804#L310 assume ~id5~0 != ~id7~0; 3777#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 3741#L262-1 init_#res#1 := init_~tmp~0#1; 3742#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 3763#L24 assume !(0 == assume_abort_if_not_~cond#1); 3720#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 3721#L547-2 [2022-07-23 15:50:54,443 INFO L754 eck$LassoCheckResult]: Loop: 3721#L547-2 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; 3780#L87 assume !(0 != ~mode1~0 % 256); 3785#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 3825#L101-2 ~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; 3836#L87-2 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; 3837#L113 assume !(0 != ~mode2~0 % 256); 4069#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 4068#L126-2 ~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; 4064#L113-2 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; 4060#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 4050#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 4047#L141-1 ~mode3~0 := 0; 4043#L138-2 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; 4041#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 4039#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 4034#L166-1 ~mode4~0 := 0; 4030#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 4027#L188 assume !(0 != ~mode5~0 % 256); 4026#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 4015#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 4013#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 4009#L213 assume !(0 != ~mode6~0 % 256); 4007#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 4003#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 4000#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 3997#L238 assume !(0 != ~mode7~0 % 256); 3995#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 3986#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 3856#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3840#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 3841#L472 assume !(~r1~0 % 256 >= 7); 3977#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 3975#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 3972#L471-1 check_#res#1 := check_~tmp~1#1; 3862#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 3863#L582 assume !(0 == assert_~arg#1 % 256); 3838#L577 assume { :end_inline_assert } true; 3839#L547-2 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; 3828#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 3829#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 3757#L91-1 ~mode1~0 := 0; 3758#L87-2 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; 3970#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3750#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 3706#L116-1 ~mode2~0 := 0; 3819#L113-2 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; 4072#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 4066#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 4063#L141-1 ~mode3~0 := 0; 4059#L138-2 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; 4058#L163 assume !(0 != ~mode4~0 % 256); 4054#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 4052#L176-2 ~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; 4048#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 4044#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 4036#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 4032#L191-1 ~mode5~0 := 0; 4029#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 4024#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 4022#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 4018#L216-1 ~mode6~0 := 0; 4014#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 4011#L238 assume !(0 != ~mode7~0 % 256); 4008#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 3988#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 3983#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3981#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 3834#L472 assume !(~r1~0 % 256 >= 7); 3802#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 3803#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 3821#L471-1 check_#res#1 := check_~tmp~1#1; 3699#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 3700#L582 assume !(0 == assert_~arg#1 % 256); 3798#L577 assume { :end_inline_assert } true; 3721#L547-2 [2022-07-23 15:50:54,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:54,444 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 6 times [2022-07-23 15:50:54,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:54,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889530612] [2022-07-23 15:50:54,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:54,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:54,454 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:50:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:54,471 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:50:54,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:54,472 INFO L85 PathProgramCache]: Analyzing trace with hash 250062371, now seen corresponding path program 1 times [2022-07-23 15:50:54,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:54,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350571571] [2022-07-23 15:50:54,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:54,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:54,517 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:54,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:54,518 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350571571] [2022-07-23 15:50:54,518 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350571571] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:54,518 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:54,518 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:54,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511441409] [2022-07-23 15:50:54,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:54,518 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:54,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:54,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:54,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:54,519 INFO L87 Difference]: Start difference. First operand 424 states and 608 transitions. cyclomatic complexity: 185 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:54,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:54,536 INFO L93 Difference]: Finished difference Result 768 states and 1112 transitions. [2022-07-23 15:50:54,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:54,537 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 768 states and 1112 transitions. [2022-07-23 15:50:54,541 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 712 [2022-07-23 15:50:54,544 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 768 states to 768 states and 1112 transitions. [2022-07-23 15:50:54,545 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 768 [2022-07-23 15:50:54,545 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 768 [2022-07-23 15:50:54,545 INFO L73 IsDeterministic]: Start isDeterministic. Operand 768 states and 1112 transitions. [2022-07-23 15:50:54,546 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:54,546 INFO L369 hiAutomatonCegarLoop]: Abstraction has 768 states and 1112 transitions. [2022-07-23 15:50:54,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states and 1112 transitions. [2022-07-23 15:50:54,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 756. [2022-07-23 15:50:54,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 756 states, 756 states have (on average 1.447089947089947) internal successors, (1094), 755 states have internal predecessors, (1094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:54,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 1094 transitions. [2022-07-23 15:50:54,558 INFO L392 hiAutomatonCegarLoop]: Abstraction has 756 states and 1094 transitions. [2022-07-23 15:50:54,558 INFO L374 stractBuchiCegarLoop]: Abstraction has 756 states and 1094 transitions. [2022-07-23 15:50:54,558 INFO L287 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-23 15:50:54,558 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 756 states and 1094 transitions. [2022-07-23 15:50:54,561 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 700 [2022-07-23 15:50:54,561 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:54,561 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:54,565 INFO L179 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:54,565 INFO L180 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:54,565 INFO L752 eck$LassoCheckResult]: Stem: 5031#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 4959#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 4960#L262 assume 0 == ~r1~0 % 256; 4986#L263 assume ~id1~0 >= 0; 4989#L264 assume 0 == ~st1~0; 4990#L265 assume ~send1~0 == ~id1~0; 4914#L266 assume 0 == ~mode1~0 % 256; 4915#L267 assume ~id2~0 >= 0; 4927#L268 assume 0 == ~st2~0; 4928#L269 assume ~send2~0 == ~id2~0; 4908#L270 assume 0 == ~mode2~0 % 256; 4909#L271 assume ~id3~0 >= 0; 4951#L272 assume 0 == ~st3~0; 4964#L273 assume ~send3~0 == ~id3~0; 4988#L274 assume 0 == ~mode3~0 % 256; 5018#L275 assume ~id4~0 >= 0; 4893#L276 assume 0 == ~st4~0; 4894#L277 assume ~send4~0 == ~id4~0; 5033#L278 assume 0 == ~mode4~0 % 256; 4983#L279 assume ~id5~0 >= 0; 4984#L280 assume 0 == ~st5~0; 4920#L281 assume ~send5~0 == ~id5~0; 4895#L282 assume 0 == ~mode5~0 % 256; 4896#L283 assume ~id6~0 >= 0; 4991#L284 assume 0 == ~st6~0; 4992#L285 assume ~send6~0 == ~id6~0; 5015#L286 assume 0 == ~mode6~0 % 256; 4997#L287 assume ~id7~0 >= 0; 4943#L288 assume 0 == ~st7~0; 4944#L289 assume ~send7~0 == ~id7~0; 4953#L290 assume 0 == ~mode7~0 % 256; 5005#L291 assume ~id1~0 != ~id2~0; 5006#L292 assume ~id1~0 != ~id3~0; 5020#L293 assume ~id1~0 != ~id4~0; 5027#L294 assume ~id1~0 != ~id5~0; 4901#L295 assume ~id1~0 != ~id6~0; 4902#L296 assume ~id1~0 != ~id7~0; 4952#L297 assume ~id2~0 != ~id3~0; 4949#L298 assume ~id2~0 != ~id4~0; 4950#L299 assume ~id2~0 != ~id5~0; 4958#L300 assume ~id2~0 != ~id6~0; 4999#L301 assume ~id2~0 != ~id7~0; 5011#L302 assume ~id3~0 != ~id4~0; 5012#L303 assume ~id3~0 != ~id5~0; 5023#L304 assume ~id3~0 != ~id6~0; 4993#L305 assume ~id3~0 != ~id7~0; 4994#L306 assume ~id4~0 != ~id5~0; 5004#L307 assume ~id4~0 != ~id6~0; 4910#L308 assume ~id4~0 != ~id7~0; 4911#L309 assume ~id5~0 != ~id6~0; 5003#L310 assume ~id5~0 != ~id7~0; 4975#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 4939#L262-1 init_#res#1 := init_~tmp~0#1; 4940#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 4961#L24 assume !(0 == assume_abort_if_not_~cond#1); 4918#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 4919#L547-2 [2022-07-23 15:50:54,565 INFO L754 eck$LassoCheckResult]: Loop: 4919#L547-2 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; 5169#L87 assume !(0 != ~mode1~0 % 256); 5168#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 5167#L101-2 ~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; 5166#L87-2 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; 5165#L113 assume !(0 != ~mode2~0 % 256); 5164#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 5163#L126-2 ~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; 5162#L113-2 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; 5160#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 5158#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 5155#L141-1 ~mode3~0 := 0; 5156#L138-2 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; 5530#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 5528#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 5526#L166-1 ~mode4~0 := 0; 5524#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 5523#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 5490#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 5488#L191-1 ~mode5~0 := 0; 5486#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 5108#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 5109#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 5103#L216-1 ~mode6~0 := 0; 5101#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 5100#L238 assume !(0 != ~mode7~0 % 256); 5088#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 5089#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 5080#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 5081#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 5072#L472 assume !(~r1~0 % 256 >= 7); 5073#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 5065#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 5064#L471-1 check_#res#1 := check_~tmp~1#1; 5062#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 5060#L582 assume !(0 == assert_~arg#1 % 256); 5058#L577 assume { :end_inline_assert } true; 5055#L547-2 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; 5050#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 5051#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 5042#L91-1 ~mode1~0 := 0; 5043#L87-2 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; 5416#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 5409#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 5406#L116-1 ~mode2~0 := 0; 5404#L113-2 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; 5397#L138 assume !(0 != ~mode3~0 % 256); 5262#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 5258#L151-2 ~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; 5256#L138-2 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; 5254#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 5248#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 5243#L166-1 ~mode4~0 := 0; 5240#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 5238#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 5232#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 5227#L191-1 ~mode5~0 := 0; 5224#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 5222#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 5216#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 5211#L216-1 ~mode6~0 := 0; 5208#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 5206#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 5201#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 5195#L241-1 ~mode7~0 := 0; 5192#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 5190#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 5186#L472 assume !(~r1~0 % 256 >= 7); 5184#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 5180#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 5178#L471-1 check_#res#1 := check_~tmp~1#1; 5176#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 5174#L582 assume !(0 == assert_~arg#1 % 256); 5172#L577 assume { :end_inline_assert } true; 4919#L547-2 [2022-07-23 15:50:54,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:54,565 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 7 times [2022-07-23 15:50:54,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:54,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250150449] [2022-07-23 15:50:54,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:54,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:54,598 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:50:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:54,620 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:50:54,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:54,621 INFO L85 PathProgramCache]: Analyzing trace with hash 536409645, now seen corresponding path program 1 times [2022-07-23 15:50:54,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:54,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220086218] [2022-07-23 15:50:54,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:54,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:54,676 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:54,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:54,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220086218] [2022-07-23 15:50:54,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220086218] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:54,677 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:54,677 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:54,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020923993] [2022-07-23 15:50:54,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:54,678 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:54,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:54,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:54,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:54,679 INFO L87 Difference]: Start difference. First operand 756 states and 1094 transitions. cyclomatic complexity: 339 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:54,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:54,697 INFO L93 Difference]: Finished difference Result 1408 states and 2036 transitions. [2022-07-23 15:50:54,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:54,698 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1408 states and 2036 transitions. [2022-07-23 15:50:54,707 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1352 [2022-07-23 15:50:54,714 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1408 states to 1408 states and 2036 transitions. [2022-07-23 15:50:54,714 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1408 [2022-07-23 15:50:54,715 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1408 [2022-07-23 15:50:54,715 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1408 states and 2036 transitions. [2022-07-23 15:50:54,716 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:54,717 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1408 states and 2036 transitions. [2022-07-23 15:50:54,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1408 states and 2036 transitions. [2022-07-23 15:50:54,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1408 to 1384. [2022-07-23 15:50:54,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1384 states, 1384 states have (on average 1.4450867052023122) internal successors, (2000), 1383 states have internal predecessors, (2000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:54,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1384 states and 2000 transitions. [2022-07-23 15:50:54,741 INFO L392 hiAutomatonCegarLoop]: Abstraction has 1384 states and 2000 transitions. [2022-07-23 15:50:54,741 INFO L374 stractBuchiCegarLoop]: Abstraction has 1384 states and 2000 transitions. [2022-07-23 15:50:54,741 INFO L287 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-07-23 15:50:54,741 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1384 states and 2000 transitions. [2022-07-23 15:50:54,747 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1328 [2022-07-23 15:50:54,747 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:54,748 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:54,748 INFO L179 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:54,749 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:54,749 INFO L752 eck$LassoCheckResult]: Stem: 7198#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 7128#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 7129#L262 assume 0 == ~r1~0 % 256; 7155#L263 assume ~id1~0 >= 0; 7158#L264 assume 0 == ~st1~0; 7159#L265 assume ~send1~0 == ~id1~0; 7086#L266 assume 0 == ~mode1~0 % 256; 7087#L267 assume ~id2~0 >= 0; 7100#L268 assume 0 == ~st2~0; 7101#L269 assume ~send2~0 == ~id2~0; 7078#L270 assume 0 == ~mode2~0 % 256; 7079#L271 assume ~id3~0 >= 0; 7121#L272 assume 0 == ~st3~0; 7133#L273 assume ~send3~0 == ~id3~0; 7157#L274 assume 0 == ~mode3~0 % 256; 7185#L275 assume ~id4~0 >= 0; 7063#L276 assume 0 == ~st4~0; 7064#L277 assume ~send4~0 == ~id4~0; 7201#L278 assume 0 == ~mode4~0 % 256; 7151#L279 assume ~id5~0 >= 0; 7152#L280 assume 0 == ~st5~0; 7090#L281 assume ~send5~0 == ~id5~0; 7065#L282 assume 0 == ~mode5~0 % 256; 7066#L283 assume ~id6~0 >= 0; 7160#L284 assume 0 == ~st6~0; 7161#L285 assume ~send6~0 == ~id6~0; 7182#L286 assume 0 == ~mode6~0 % 256; 7166#L287 assume ~id7~0 >= 0; 7113#L288 assume 0 == ~st7~0; 7114#L289 assume ~send7~0 == ~id7~0; 7125#L290 assume 0 == ~mode7~0 % 256; 7174#L291 assume ~id1~0 != ~id2~0; 7175#L292 assume ~id1~0 != ~id3~0; 7186#L293 assume ~id1~0 != ~id4~0; 7195#L294 assume ~id1~0 != ~id5~0; 7071#L295 assume ~id1~0 != ~id6~0; 7072#L296 assume ~id1~0 != ~id7~0; 7122#L297 assume ~id2~0 != ~id3~0; 7119#L298 assume ~id2~0 != ~id4~0; 7120#L299 assume ~id2~0 != ~id5~0; 7127#L300 assume ~id2~0 != ~id6~0; 7168#L301 assume ~id2~0 != ~id7~0; 7180#L302 assume ~id3~0 != ~id4~0; 7181#L303 assume ~id3~0 != ~id5~0; 7191#L304 assume ~id3~0 != ~id6~0; 7162#L305 assume ~id3~0 != ~id7~0; 7163#L306 assume ~id4~0 != ~id5~0; 7173#L307 assume ~id4~0 != ~id6~0; 7082#L308 assume ~id4~0 != ~id7~0; 7083#L309 assume ~id5~0 != ~id6~0; 7172#L310 assume ~id5~0 != ~id7~0; 7144#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 7111#L262-1 init_#res#1 := init_~tmp~0#1; 7112#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 7130#L24 assume !(0 == assume_abort_if_not_~cond#1); 7088#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 7089#L547-2 [2022-07-23 15:50:54,749 INFO L754 eck$LassoCheckResult]: Loop: 7089#L547-2 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; 8325#L87 assume !(0 != ~mode1~0 % 256); 8324#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 8323#L101-2 ~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; 8322#L87-2 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; 7229#L113 assume !(0 != ~mode2~0 % 256); 7230#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 7220#L126-2 ~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; 7221#L113-2 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; 7821#L138 assume !(0 != ~mode3~0 % 256); 7822#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 7843#L151-2 ~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; 7842#L138-2 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; 7840#L163 assume !(0 != ~mode4~0 % 256); 7841#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 7568#L176-2 ~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; 7563#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 7560#L188 assume !(0 != ~mode5~0 % 256); 7555#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 7549#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 7547#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 7545#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 7543#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 7541#L216-1 ~mode6~0 := 0; 7537#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 7535#L238 assume !(0 != ~mode7~0 % 256); 7530#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 7524#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 7521#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 7519#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 7517#L472 assume !(~r1~0 % 256 >= 7); 7514#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 7515#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 7782#L471-1 check_#res#1 := check_~tmp~1#1; 7780#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 7698#L582 assume !(0 == assert_~arg#1 % 256); 7696#L577 assume { :end_inline_assert } true; 7692#L547-2 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; 7690#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 7423#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 7683#L91-1 ~mode1~0 := 0; 7684#L87-2 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; 8156#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 8151#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 7222#L116-1 ~mode2~0 := 0; 7219#L113-2 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; 7217#L138 assume !(0 != ~mode3~0 % 256); 7218#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 7981#L151-2 ~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; 7979#L138-2 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; 7723#L163 assume !(0 != ~mode4~0 % 256); 7718#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 7349#L176-2 ~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; 7348#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 7347#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 7345#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 7342#L191-1 ~mode5~0 := 0; 7340#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 7339#L213 assume !(0 != ~mode6~0 % 256); 7335#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 7333#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 7332#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 7331#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 7330#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 7326#L241-1 ~mode7~0 := 0; 7324#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 7323#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 7322#L472 assume !(~r1~0 % 256 >= 7); 7320#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 7317#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 7318#L471-1 check_#res#1 := check_~tmp~1#1; 8333#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 8332#L582 assume !(0 == assert_~arg#1 % 256); 8331#L577 assume { :end_inline_assert } true; 7089#L547-2 [2022-07-23 15:50:54,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:54,749 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 8 times [2022-07-23 15:50:54,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:54,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103445309] [2022-07-23 15:50:54,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:54,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:54,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:54,760 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:50:54,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:54,776 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:50:54,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:54,776 INFO L85 PathProgramCache]: Analyzing trace with hash 260769825, now seen corresponding path program 1 times [2022-07-23 15:50:54,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:54,777 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440751859] [2022-07-23 15:50:54,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:54,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:54,815 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:54,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:54,815 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440751859] [2022-07-23 15:50:54,815 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440751859] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:54,815 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:54,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:54,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015802800] [2022-07-23 15:50:54,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:54,816 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:54,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:54,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:54,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:54,817 INFO L87 Difference]: Start difference. First operand 1384 states and 2000 transitions. cyclomatic complexity: 617 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:54,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:54,832 INFO L93 Difference]: Finished difference Result 1398 states and 2008 transitions. [2022-07-23 15:50:54,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:54,833 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1398 states and 2008 transitions. [2022-07-23 15:50:54,843 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1328 [2022-07-23 15:50:54,849 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1398 states to 1398 states and 2008 transitions. [2022-07-23 15:50:54,850 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1398 [2022-07-23 15:50:54,851 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1398 [2022-07-23 15:50:54,851 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1398 states and 2008 transitions. [2022-07-23 15:50:54,852 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:54,852 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1398 states and 2008 transitions. [2022-07-23 15:50:54,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1398 states and 2008 transitions. [2022-07-23 15:50:54,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1398 to 1394. [2022-07-23 15:50:54,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1394 states, 1394 states have (on average 1.4354375896700144) internal successors, (2001), 1393 states have internal predecessors, (2001), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:54,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 2001 transitions. [2022-07-23 15:50:54,870 INFO L392 hiAutomatonCegarLoop]: Abstraction has 1394 states and 2001 transitions. [2022-07-23 15:50:54,870 INFO L374 stractBuchiCegarLoop]: Abstraction has 1394 states and 2001 transitions. [2022-07-23 15:50:54,870 INFO L287 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-07-23 15:50:54,870 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1394 states and 2001 transitions. [2022-07-23 15:50:54,877 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1328 [2022-07-23 15:50:54,877 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:54,877 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:54,878 INFO L179 hiAutomatonCegarLoop]: 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, 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, 1, 1, 1, 1] [2022-07-23 15:50:54,878 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:54,878 INFO L752 eck$LassoCheckResult]: Stem: 9985#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 9915#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 9916#L262 assume 0 == ~r1~0 % 256; 9939#L263 assume ~id1~0 >= 0; 9942#L264 assume 0 == ~st1~0; 9943#L265 assume ~send1~0 == ~id1~0; 9872#L266 assume 0 == ~mode1~0 % 256; 9873#L267 assume ~id2~0 >= 0; 9885#L268 assume 0 == ~st2~0; 9886#L269 assume ~send2~0 == ~id2~0; 9866#L270 assume 0 == ~mode2~0 % 256; 9867#L271 assume ~id3~0 >= 0; 9909#L272 assume 0 == ~st3~0; 9919#L273 assume ~send3~0 == ~id3~0; 9941#L274 assume 0 == ~mode3~0 % 256; 9974#L275 assume ~id4~0 >= 0; 9851#L276 assume 0 == ~st4~0; 9852#L277 assume ~send4~0 == ~id4~0; 9989#L278 assume 0 == ~mode4~0 % 256; 9936#L279 assume ~id5~0 >= 0; 9937#L280 assume 0 == ~st5~0; 9878#L281 assume ~send5~0 == ~id5~0; 9853#L282 assume 0 == ~mode5~0 % 256; 9854#L283 assume ~id6~0 >= 0; 9944#L284 assume 0 == ~st6~0; 9945#L285 assume ~send6~0 == ~id6~0; 9971#L286 assume 0 == ~mode6~0 % 256; 9951#L287 assume ~id7~0 >= 0; 9901#L288 assume 0 == ~st7~0; 9902#L289 assume ~send7~0 == ~id7~0; 9911#L290 assume 0 == ~mode7~0 % 256; 9961#L291 assume ~id1~0 != ~id2~0; 9962#L292 assume ~id1~0 != ~id3~0; 9976#L293 assume ~id1~0 != ~id4~0; 9984#L294 assume ~id1~0 != ~id5~0; 9859#L295 assume ~id1~0 != ~id6~0; 9860#L296 assume ~id1~0 != ~id7~0; 9910#L297 assume ~id2~0 != ~id3~0; 9907#L298 assume ~id2~0 != ~id4~0; 9908#L299 assume ~id2~0 != ~id5~0; 9914#L300 assume ~id2~0 != ~id6~0; 9954#L301 assume ~id2~0 != ~id7~0; 9967#L302 assume ~id3~0 != ~id4~0; 9968#L303 assume ~id3~0 != ~id5~0; 9981#L304 assume ~id3~0 != ~id6~0; 9946#L305 assume ~id3~0 != ~id7~0; 9947#L306 assume ~id4~0 != ~id5~0; 9960#L307 assume ~id4~0 != ~id6~0; 9868#L308 assume ~id4~0 != ~id7~0; 9869#L309 assume ~id5~0 != ~id6~0; 9959#L310 assume ~id5~0 != ~id7~0; 9929#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 9897#L262-1 init_#res#1 := init_~tmp~0#1; 9898#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 9917#L24 assume !(0 == assume_abort_if_not_~cond#1); 9876#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 9877#L547-2 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; 10679#L87 assume !(0 != ~mode1~0 % 256); 10676#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 10677#L101-2 ~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; 10672#L87-2 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; 10673#L113 assume !(0 != ~mode2~0 % 256); 10668#L126 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 10669#L126-2 ~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; 10553#L113-2 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; 10554#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 10786#L141 [2022-07-23 15:50:54,878 INFO L754 eck$LassoCheckResult]: Loop: 10786#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 10781#L141-1 ~mode3~0 := 0; 10777#L138-2 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; 10774#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 10771#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 10768#L166-1 ~mode4~0 := 0; 10763#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 10760#L188 assume !(0 != ~mode5~0 % 256); 10755#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 10752#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 10747#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 10744#L213 assume !(0 != ~mode6~0 % 256); 10739#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 10736#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 10735#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 10734#L238 assume !(0 != ~mode7~0 % 256); 10726#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 10722#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 10720#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 10718#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 10716#L472 assume !(~r1~0 % 256 >= 7); 10714#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 10711#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 10712#L471-1 check_#res#1 := check_~tmp~1#1; 10993#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 10702#L582 assume !(0 == assert_~arg#1 % 256); 10703#L577 assume { :end_inline_assert } true; 10696#L547-2 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; 10697#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 10690#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 10686#L91-1 ~mode1~0 := 0; 10685#L87-2 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; 10017#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 10013#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 10009#L116-1 ~mode2~0 := 0; 10002#L113-2 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; 10001#L138 assume !(0 != ~mode3~0 % 256); 10000#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 9890#L151-2 ~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; 9891#L138-2 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; 10947#L163 assume !(0 != ~mode4~0 % 256); 10943#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 10939#L176-2 ~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; 10938#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 10937#L188 assume !(0 != ~mode5~0 % 256); 10936#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 10904#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 10900#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 10897#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 10898#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 10892#L216-1 ~mode6~0 := 0; 10884#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 10877#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 10865#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 10854#L241-1 ~mode7~0 := 0; 10846#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 10842#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 10838#L472 assume !(~r1~0 % 256 >= 7); 10835#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 10831#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 10829#L471-1 check_#res#1 := check_~tmp~1#1; 10825#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 10822#L582 assume !(0 == assert_~arg#1 % 256); 10819#L577 assume { :end_inline_assert } true; 10816#L547-2 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; 10811#L87 assume !(0 != ~mode1~0 % 256); 10810#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 10809#L101-2 ~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; 10808#L87-2 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; 10807#L113 assume !(0 != ~mode2~0 % 256); 10806#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 10805#L126-2 ~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; 10804#L113-2 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; 10803#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 10786#L141 [2022-07-23 15:50:54,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:54,879 INFO L85 PathProgramCache]: Analyzing trace with hash -131104921, now seen corresponding path program 1 times [2022-07-23 15:50:54,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:54,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305977374] [2022-07-23 15:50:54,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:54,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:54,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:54,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:54,929 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305977374] [2022-07-23 15:50:54,929 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305977374] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:54,929 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:54,929 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-23 15:50:54,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191923312] [2022-07-23 15:50:54,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:54,930 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:50:54,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:54,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1345284561, now seen corresponding path program 1 times [2022-07-23 15:50:54,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:54,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548138962] [2022-07-23 15:50:54,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:54,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:54,969 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:54,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:54,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548138962] [2022-07-23 15:50:54,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548138962] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:54,969 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:54,969 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:54,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719024961] [2022-07-23 15:50:54,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:54,970 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:54,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:54,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:54,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:54,970 INFO L87 Difference]: Start difference. First operand 1394 states and 2001 transitions. cyclomatic complexity: 609 Second operand has 3 states, 2 states have (on average 33.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:54,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:54,983 INFO L93 Difference]: Finished difference Result 730 states and 1034 transitions. [2022-07-23 15:50:54,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:54,983 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 730 states and 1034 transitions. [2022-07-23 15:50:54,988 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 664 [2022-07-23 15:50:54,991 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 730 states to 730 states and 1034 transitions. [2022-07-23 15:50:54,991 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 730 [2022-07-23 15:50:54,992 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 730 [2022-07-23 15:50:54,992 INFO L73 IsDeterministic]: Start isDeterministic. Operand 730 states and 1034 transitions. [2022-07-23 15:50:54,993 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:54,993 INFO L369 hiAutomatonCegarLoop]: Abstraction has 730 states and 1034 transitions. [2022-07-23 15:50:54,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states and 1034 transitions. [2022-07-23 15:50:54,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 720. [2022-07-23 15:50:55,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 720 states, 720 states have (on average 1.4194444444444445) internal successors, (1022), 719 states have internal predecessors, (1022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:55,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 1022 transitions. [2022-07-23 15:50:55,002 INFO L392 hiAutomatonCegarLoop]: Abstraction has 720 states and 1022 transitions. [2022-07-23 15:50:55,002 INFO L374 stractBuchiCegarLoop]: Abstraction has 720 states and 1022 transitions. [2022-07-23 15:50:55,002 INFO L287 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-07-23 15:50:55,003 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 720 states and 1022 transitions. [2022-07-23 15:50:55,006 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 664 [2022-07-23 15:50:55,006 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:55,006 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:55,007 INFO L179 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:55,007 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:55,007 INFO L752 eck$LassoCheckResult]: Stem: 12111#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 12049#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 12050#L262 assume 0 == ~r1~0 % 256; 12070#L263 assume ~id1~0 >= 0; 12077#L264 assume 0 == ~st1~0; 12078#L265 assume ~send1~0 == ~id1~0; 12005#L266 assume 0 == ~mode1~0 % 256; 12006#L267 assume ~id2~0 >= 0; 12019#L268 assume 0 == ~st2~0; 12020#L269 assume ~send2~0 == ~id2~0; 11997#L270 assume 0 == ~mode2~0 % 256; 11998#L271 assume ~id3~0 >= 0; 12041#L272 assume 0 == ~st3~0; 12052#L273 assume ~send3~0 == ~id3~0; 12072#L274 assume 0 == ~mode3~0 % 256; 12100#L275 assume ~id4~0 >= 0; 11982#L276 assume 0 == ~st4~0; 11983#L277 assume ~send4~0 == ~id4~0; 12114#L278 assume 0 == ~mode4~0 % 256; 12067#L279 assume ~id5~0 >= 0; 12068#L280 assume 0 == ~st5~0; 12009#L281 assume ~send5~0 == ~id5~0; 11984#L282 assume 0 == ~mode5~0 % 256; 11985#L283 assume ~id6~0 >= 0; 12073#L284 assume 0 == ~st6~0; 12074#L285 assume ~send6~0 == ~id6~0; 12098#L286 assume 0 == ~mode6~0 % 256; 12081#L287 assume ~id7~0 >= 0; 12032#L288 assume 0 == ~st7~0; 12033#L289 assume ~send7~0 == ~id7~0; 12042#L290 assume 0 == ~mode7~0 % 256; 12089#L291 assume ~id1~0 != ~id2~0; 12090#L292 assume ~id1~0 != ~id3~0; 12102#L293 assume ~id1~0 != ~id4~0; 12109#L294 assume ~id1~0 != ~id5~0; 11990#L295 assume ~id1~0 != ~id6~0; 11991#L296 assume ~id1~0 != ~id7~0; 12040#L297 assume ~id2~0 != ~id3~0; 12038#L298 assume ~id2~0 != ~id4~0; 12039#L299 assume ~id2~0 != ~id5~0; 12047#L300 assume ~id2~0 != ~id6~0; 12083#L301 assume ~id2~0 != ~id7~0; 12095#L302 assume ~id3~0 != ~id4~0; 12096#L303 assume ~id3~0 != ~id5~0; 12105#L304 assume ~id3~0 != ~id6~0; 12075#L305 assume ~id3~0 != ~id7~0; 12076#L306 assume ~id4~0 != ~id5~0; 12088#L307 assume ~id4~0 != ~id6~0; 11999#L308 assume ~id4~0 != ~id7~0; 12000#L309 assume ~id5~0 != ~id6~0; 12087#L310 assume ~id5~0 != ~id7~0; 12062#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 12028#L262-1 init_#res#1 := init_~tmp~0#1; 12029#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 12048#L24 assume !(0 == assume_abort_if_not_~cond#1); 12007#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 12008#L547-2 [2022-07-23 15:50:55,008 INFO L754 eck$LassoCheckResult]: Loop: 12008#L547-2 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; 12065#L87 assume !(0 != ~mode1~0 % 256); 12069#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 12099#L101-2 ~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; 11988#L87-2 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; 11989#L113 assume !(0 != ~mode2~0 % 256); 12084#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 12085#L126-2 ~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; 12058#L113-2 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; 12059#L138 assume !(0 != ~mode3~0 % 256); 12423#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 12420#L151-2 ~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; 12419#L138-2 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; 12414#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 12409#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 12406#L166-1 ~mode4~0 := 0; 12405#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 12404#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 12401#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 12399#L191-1 ~mode5~0 := 0; 12397#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 12396#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 12393#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 12391#L216-1 ~mode6~0 := 0; 12389#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 12318#L238 assume !(0 != ~mode7~0 % 256); 12314#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 12303#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 12299#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 12295#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 12287#L472 assume ~r1~0 % 256 >= 7; 12288#L476 assume !(~r1~0 % 256 < 7); 12276#L480 assume 1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0;check_~tmp~1#1 := 1; 12145#L471-1 check_#res#1 := check_~tmp~1#1; 12142#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 12139#L582 assume !(0 == assert_~arg#1 % 256); 12136#L577 assume { :end_inline_assert } true; 12133#L547-2 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; 12127#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 12023#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 12024#L91-1 ~mode1~0 := 0; 12123#L87-2 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; 12701#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 12698#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 12696#L116-1 ~mode2~0 := 0; 12695#L113-2 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; 12694#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 12692#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 12690#L141-1 ~mode3~0 := 0; 12689#L138-2 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; 12688#L163 assume !(0 != ~mode4~0 % 256); 12539#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 12687#L176-2 ~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; 12060#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 12010#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 12011#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 12091#L191-1 ~mode5~0 := 0; 11995#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 11996#L213 assume !(0 != ~mode6~0 % 256); 12675#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 12672#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 12670#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 12669#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 12668#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 12115#L241-1 ~mode7~0 := 0; 12064#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 12026#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 12027#L472 assume !(~r1~0 % 256 >= 7); 12043#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 12086#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 12108#L471-1 check_#res#1 := check_~tmp~1#1; 11986#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 11987#L582 assume !(0 == assert_~arg#1 % 256); 12082#L577 assume { :end_inline_assert } true; 12008#L547-2 [2022-07-23 15:50:55,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:55,008 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 9 times [2022-07-23 15:50:55,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:55,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11963325] [2022-07-23 15:50:55,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:55,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:55,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:55,017 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:50:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:55,033 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:50:55,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:55,033 INFO L85 PathProgramCache]: Analyzing trace with hash -807574958, now seen corresponding path program 1 times [2022-07-23 15:50:55,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:55,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900859821] [2022-07-23 15:50:55,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:55,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:55,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:55,060 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:55,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:55,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900859821] [2022-07-23 15:50:55,061 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900859821] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:55,061 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:55,061 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:55,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881006134] [2022-07-23 15:50:55,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:55,062 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:55,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:55,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:55,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:55,062 INFO L87 Difference]: Start difference. First operand 720 states and 1022 transitions. cyclomatic complexity: 303 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:55,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:55,092 INFO L93 Difference]: Finished difference Result 1050 states and 1516 transitions. [2022-07-23 15:50:55,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:55,093 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1050 states and 1516 transitions. [2022-07-23 15:50:55,099 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 990 [2022-07-23 15:50:55,104 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1050 states to 1046 states and 1512 transitions. [2022-07-23 15:50:55,105 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1046 [2022-07-23 15:50:55,105 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1046 [2022-07-23 15:50:55,105 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1046 states and 1512 transitions. [2022-07-23 15:50:55,106 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:55,106 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1046 states and 1512 transitions. [2022-07-23 15:50:55,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states and 1512 transitions. [2022-07-23 15:50:55,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 904. [2022-07-23 15:50:55,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 904 states, 904 states have (on average 1.4424778761061947) internal successors, (1304), 903 states have internal predecessors, (1304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:55,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 1304 transitions. [2022-07-23 15:50:55,119 INFO L392 hiAutomatonCegarLoop]: Abstraction has 904 states and 1304 transitions. [2022-07-23 15:50:55,119 INFO L374 stractBuchiCegarLoop]: Abstraction has 904 states and 1304 transitions. [2022-07-23 15:50:55,119 INFO L287 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-07-23 15:50:55,119 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 904 states and 1304 transitions. [2022-07-23 15:50:55,124 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 848 [2022-07-23 15:50:55,124 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:55,124 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:55,124 INFO L179 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:55,125 INFO L180 hiAutomatonCegarLoop]: 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, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:55,125 INFO L752 eck$LassoCheckResult]: Stem: 13894#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 13824#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 13825#L262 assume 0 == ~r1~0 % 256; 13849#L263 assume ~id1~0 >= 0; 13852#L264 assume 0 == ~st1~0; 13853#L265 assume ~send1~0 == ~id1~0; 13779#L266 assume 0 == ~mode1~0 % 256; 13780#L267 assume ~id2~0 >= 0; 13792#L268 assume 0 == ~st2~0; 13793#L269 assume ~send2~0 == ~id2~0; 13773#L270 assume 0 == ~mode2~0 % 256; 13774#L271 assume ~id3~0 >= 0; 13816#L272 assume 0 == ~st3~0; 13828#L273 assume ~send3~0 == ~id3~0; 13851#L274 assume 0 == ~mode3~0 % 256; 13880#L275 assume ~id4~0 >= 0; 13758#L276 assume 0 == ~st4~0; 13759#L277 assume ~send4~0 == ~id4~0; 13899#L278 assume 0 == ~mode4~0 % 256; 13845#L279 assume ~id5~0 >= 0; 13846#L280 assume 0 == ~st5~0; 13785#L281 assume ~send5~0 == ~id5~0; 13760#L282 assume 0 == ~mode5~0 % 256; 13761#L283 assume ~id6~0 >= 0; 13854#L284 assume 0 == ~st6~0; 13855#L285 assume ~send6~0 == ~id6~0; 13878#L286 assume 0 == ~mode6~0 % 256; 13859#L287 assume ~id7~0 >= 0; 13808#L288 assume 0 == ~st7~0; 13809#L289 assume ~send7~0 == ~id7~0; 13818#L290 assume 0 == ~mode7~0 % 256; 13869#L291 assume ~id1~0 != ~id2~0; 13870#L292 assume ~id1~0 != ~id3~0; 13883#L293 assume ~id1~0 != ~id4~0; 13891#L294 assume ~id1~0 != ~id5~0; 13766#L295 assume ~id1~0 != ~id6~0; 13767#L296 assume ~id1~0 != ~id7~0; 13817#L297 assume ~id2~0 != ~id3~0; 13814#L298 assume ~id2~0 != ~id4~0; 13815#L299 assume ~id2~0 != ~id5~0; 13823#L300 assume ~id2~0 != ~id6~0; 13862#L301 assume ~id2~0 != ~id7~0; 13874#L302 assume ~id3~0 != ~id4~0; 13875#L303 assume ~id3~0 != ~id5~0; 13887#L304 assume ~id3~0 != ~id6~0; 13856#L305 assume ~id3~0 != ~id7~0; 13857#L306 assume ~id4~0 != ~id5~0; 13868#L307 assume ~id4~0 != ~id6~0; 13775#L308 assume ~id4~0 != ~id7~0; 13776#L309 assume ~id5~0 != ~id6~0; 13867#L310 assume ~id5~0 != ~id7~0; 13839#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 13804#L262-1 init_#res#1 := init_~tmp~0#1; 13805#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 13826#L24 assume !(0 == assume_abort_if_not_~cond#1); 13783#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 13784#L547-2 [2022-07-23 15:50:55,125 INFO L754 eck$LassoCheckResult]: Loop: 13784#L547-2 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; 14356#L87 assume !(0 != ~mode1~0 % 256); 14069#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 14354#L101-2 ~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; 14352#L87-2 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; 14350#L113 assume !(0 != ~mode2~0 % 256); 14348#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 14346#L126-2 ~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; 14344#L113-2 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; 14342#L138 assume !(0 != ~mode3~0 % 256); 14340#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 14338#L151-2 ~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; 14336#L138-2 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; 14335#L163 assume !(0 != ~mode4~0 % 256); 14330#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 14315#L176-2 ~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; 14314#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 14309#L188 assume !(0 != ~mode5~0 % 256); 14306#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 14275#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 14273#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 14271#L213 assume !(0 != ~mode6~0 % 256); 14272#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 14260#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 14258#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 14254#L238 assume !(0 != ~mode7~0 % 256); 14250#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 14246#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 14244#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 14242#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 14238#L472 assume !(~r1~0 % 256 >= 7); 14236#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 14233#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 14230#L471-1 check_#res#1 := check_~tmp~1#1; 14226#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 14222#L582 assume !(0 == assert_~arg#1 % 256); 14218#L577 assume { :end_inline_assert } true; 14214#L547-2 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; 14208#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 14209#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 13922#L91-1 ~mode1~0 := 0; 14556#L87-2 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; 14555#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 14552#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 14550#L116-1 ~mode2~0 := 0; 14549#L113-2 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; 14548#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 14545#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 14543#L141-1 ~mode3~0 := 0; 14542#L138-2 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; 14541#L163 assume !(0 != ~mode4~0 % 256); 14420#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 14418#L176-2 ~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; 14415#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 14412#L188 assume !(0 != ~mode5~0 % 256); 14405#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 14402#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 14399#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 14396#L213 assume !(0 != ~mode6~0 % 256); 14389#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 14385#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 14383#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 14381#L238 assume !(0 != ~mode7~0 % 256); 14375#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 14373#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 14372#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 14371#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 14370#L472 assume !(~r1~0 % 256 >= 7); 14369#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 14367#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 14365#L471-1 check_#res#1 := check_~tmp~1#1; 14363#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 14361#L582 assume !(0 == assert_~arg#1 % 256); 14359#L577 assume { :end_inline_assert } true; 13784#L547-2 [2022-07-23 15:50:55,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:55,125 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 10 times [2022-07-23 15:50:55,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:55,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173702103] [2022-07-23 15:50:55,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:55,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:55,135 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:50:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:55,150 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:50:55,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:55,150 INFO L85 PathProgramCache]: Analyzing trace with hash -969203485, now seen corresponding path program 1 times [2022-07-23 15:50:55,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:55,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491782689] [2022-07-23 15:50:55,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:55,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:55,186 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:55,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:55,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491782689] [2022-07-23 15:50:55,186 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491782689] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:55,187 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:55,187 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:55,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019760775] [2022-07-23 15:50:55,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:55,187 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:55,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:55,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:55,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:55,188 INFO L87 Difference]: Start difference. First operand 904 states and 1304 transitions. cyclomatic complexity: 401 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:55,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:55,201 INFO L93 Difference]: Finished difference Result 922 states and 1321 transitions. [2022-07-23 15:50:55,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:55,202 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 922 states and 1321 transitions. [2022-07-23 15:50:55,249 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 848 [2022-07-23 15:50:55,254 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 922 states to 922 states and 1321 transitions. [2022-07-23 15:50:55,254 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 922 [2022-07-23 15:50:55,255 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 922 [2022-07-23 15:50:55,255 INFO L73 IsDeterministic]: Start isDeterministic. Operand 922 states and 1321 transitions. [2022-07-23 15:50:55,259 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:55,259 INFO L369 hiAutomatonCegarLoop]: Abstraction has 922 states and 1321 transitions. [2022-07-23 15:50:55,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 922 states and 1321 transitions. [2022-07-23 15:50:55,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 922 to 918. [2022-07-23 15:50:55,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 918 states, 918 states have (on average 1.4313725490196079) internal successors, (1314), 917 states have internal predecessors, (1314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:55,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 918 states and 1314 transitions. [2022-07-23 15:50:55,272 INFO L392 hiAutomatonCegarLoop]: Abstraction has 918 states and 1314 transitions. [2022-07-23 15:50:55,272 INFO L374 stractBuchiCegarLoop]: Abstraction has 918 states and 1314 transitions. [2022-07-23 15:50:55,272 INFO L287 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-07-23 15:50:55,272 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 918 states and 1314 transitions. [2022-07-23 15:50:55,276 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 848 [2022-07-23 15:50:55,276 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:55,276 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:55,278 INFO L179 hiAutomatonCegarLoop]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:55,278 INFO L180 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:55,278 INFO L752 eck$LassoCheckResult]: Stem: 15722#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 15655#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 15656#L262 assume 0 == ~r1~0 % 256; 15680#L263 assume ~id1~0 >= 0; 15683#L264 assume 0 == ~st1~0; 15684#L265 assume ~send1~0 == ~id1~0; 15611#L266 assume 0 == ~mode1~0 % 256; 15612#L267 assume ~id2~0 >= 0; 15624#L268 assume 0 == ~st2~0; 15625#L269 assume ~send2~0 == ~id2~0; 15605#L270 assume 0 == ~mode2~0 % 256; 15606#L271 assume ~id3~0 >= 0; 15649#L272 assume 0 == ~st3~0; 15660#L273 assume ~send3~0 == ~id3~0; 15682#L274 assume 0 == ~mode3~0 % 256; 15711#L275 assume ~id4~0 >= 0; 15590#L276 assume 0 == ~st4~0; 15591#L277 assume ~send4~0 == ~id4~0; 15725#L278 assume 0 == ~mode4~0 % 256; 15677#L279 assume ~id5~0 >= 0; 15678#L280 assume 0 == ~st5~0; 15617#L281 assume ~send5~0 == ~id5~0; 15592#L282 assume 0 == ~mode5~0 % 256; 15593#L283 assume ~id6~0 >= 0; 15685#L284 assume 0 == ~st6~0; 15686#L285 assume ~send6~0 == ~id6~0; 15708#L286 assume 0 == ~mode6~0 % 256; 15691#L287 assume ~id7~0 >= 0; 15640#L288 assume 0 == ~st7~0; 15641#L289 assume ~send7~0 == ~id7~0; 15651#L290 assume 0 == ~mode7~0 % 256; 15701#L291 assume ~id1~0 != ~id2~0; 15702#L292 assume ~id1~0 != ~id3~0; 15713#L293 assume ~id1~0 != ~id4~0; 15720#L294 assume ~id1~0 != ~id5~0; 15598#L295 assume ~id1~0 != ~id6~0; 15599#L296 assume ~id1~0 != ~id7~0; 15650#L297 assume ~id2~0 != ~id3~0; 15647#L298 assume ~id2~0 != ~id4~0; 15648#L299 assume ~id2~0 != ~id5~0; 15654#L300 assume ~id2~0 != ~id6~0; 15694#L301 assume ~id2~0 != ~id7~0; 15706#L302 assume ~id3~0 != ~id4~0; 15707#L303 assume ~id3~0 != ~id5~0; 15716#L304 assume ~id3~0 != ~id6~0; 15687#L305 assume ~id3~0 != ~id7~0; 15688#L306 assume ~id4~0 != ~id5~0; 15700#L307 assume ~id4~0 != ~id6~0; 15607#L308 assume ~id4~0 != ~id7~0; 15608#L309 assume ~id5~0 != ~id6~0; 15699#L310 assume ~id5~0 != ~id7~0; 15670#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 15636#L262-1 init_#res#1 := init_~tmp~0#1; 15637#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 15657#L24 assume !(0 == assume_abort_if_not_~cond#1); 15615#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 15616#L547-2 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; 16424#L87 assume !(0 != ~mode1~0 % 256); 16423#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 16422#L101-2 ~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; 16421#L87-2 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; 16420#L113 assume !(0 != ~mode2~0 % 256); 16419#L126 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 16417#L126-2 ~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; 16160#L113-2 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; 16157#L138 assume !(0 != ~mode3~0 % 256); 16158#L151 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 16410#L151-2 ~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; 16408#L138-2 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; 16405#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 15830#L166 [2022-07-23 15:50:55,278 INFO L754 eck$LassoCheckResult]: Loop: 15830#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 15824#L166-1 ~mode4~0 := 0; 15825#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 15813#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 15814#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 16064#L191-1 ~mode5~0 := 0; 16062#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 16060#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 16058#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 16056#L216-1 ~mode6~0 := 0; 16054#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 16053#L238 assume !(0 != ~mode7~0 % 256); 16052#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 15772#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 15770#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 15767#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 15768#L472 assume !(~r1~0 % 256 >= 7); 15760#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 15761#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 16007#L471-1 check_#res#1 := check_~tmp~1#1; 16003#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 15999#L582 assume !(0 == assert_~arg#1 % 256); 15994#L577 assume { :end_inline_assert } true; 15991#L547-2 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; 15988#L87 assume !(0 != ~mode1~0 % 256); 15985#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 15983#L101-2 ~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; 15979#L87-2 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; 15977#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 15974#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 15971#L116-1 ~mode2~0 := 0; 15967#L113-2 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; 15965#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 15962#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 15959#L141-1 ~mode3~0 := 0; 15957#L138-2 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; 15955#L163 assume !(0 != ~mode4~0 % 256); 15953#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 15951#L176-2 ~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; 15946#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 15943#L188 assume !(0 != ~mode5~0 % 256); 15938#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 15932#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 15930#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 15928#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 15926#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 15924#L216-1 ~mode6~0 := 0; 15920#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 15918#L238 assume !(0 != ~mode7~0 % 256); 15913#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 15907#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 15904#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 15902#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 15900#L472 assume !(~r1~0 % 256 >= 7); 15897#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 15898#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 16245#L471-1 check_#res#1 := check_~tmp~1#1; 16241#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 16238#L582 assume !(0 == assert_~arg#1 % 256); 15692#L577 assume { :end_inline_assert } true; 15693#L547-2 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; 15729#L87 assume !(0 != ~mode1~0 % 256); 15679#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 15709#L101-2 ~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; 15710#L87-2 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; 16449#L113 assume !(0 != ~mode2~0 % 256); 16447#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 16445#L126-2 ~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; 16443#L113-2 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; 16442#L138 assume !(0 != ~mode3~0 % 256); 16438#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 16436#L151-2 ~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; 16426#L138-2 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; 16406#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 15830#L166 [2022-07-23 15:50:55,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:55,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1306542560, now seen corresponding path program 1 times [2022-07-23 15:50:55,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:55,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753533016] [2022-07-23 15:50:55,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:55,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:55,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:55,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:55,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753533016] [2022-07-23 15:50:55,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753533016] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:55,321 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:55,321 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-23 15:50:55,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814763488] [2022-07-23 15:50:55,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:55,322 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:50:55,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:55,323 INFO L85 PathProgramCache]: Analyzing trace with hash -178022651, now seen corresponding path program 1 times [2022-07-23 15:50:55,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:55,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135434811] [2022-07-23 15:50:55,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:55,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:55,383 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:55,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:55,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135434811] [2022-07-23 15:50:55,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135434811] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:55,384 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:55,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:55,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051233156] [2022-07-23 15:50:55,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:55,384 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:55,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:55,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:55,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:55,385 INFO L87 Difference]: Start difference. First operand 918 states and 1314 transitions. cyclomatic complexity: 398 Second operand has 3 states, 2 states have (on average 35.0) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:55,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:55,396 INFO L93 Difference]: Finished difference Result 494 states and 693 transitions. [2022-07-23 15:50:55,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:55,397 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 494 states and 693 transitions. [2022-07-23 15:50:55,400 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 424 [2022-07-23 15:50:55,402 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 494 states to 494 states and 693 transitions. [2022-07-23 15:50:55,402 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2022-07-23 15:50:55,403 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 494 [2022-07-23 15:50:55,403 INFO L73 IsDeterministic]: Start isDeterministic. Operand 494 states and 693 transitions. [2022-07-23 15:50:55,403 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:55,403 INFO L369 hiAutomatonCegarLoop]: Abstraction has 494 states and 693 transitions. [2022-07-23 15:50:55,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states and 693 transitions. [2022-07-23 15:50:55,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 480. [2022-07-23 15:50:55,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 480 states have (on average 1.4083333333333334) internal successors, (676), 479 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:55,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 676 transitions. [2022-07-23 15:50:55,410 INFO L392 hiAutomatonCegarLoop]: Abstraction has 480 states and 676 transitions. [2022-07-23 15:50:55,410 INFO L374 stractBuchiCegarLoop]: Abstraction has 480 states and 676 transitions. [2022-07-23 15:50:55,410 INFO L287 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-07-23 15:50:55,410 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 480 states and 676 transitions. [2022-07-23 15:50:55,412 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 424 [2022-07-23 15:50:55,412 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:55,412 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:55,413 INFO L179 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:55,413 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:55,413 INFO L752 eck$LassoCheckResult]: Stem: 17138#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 17076#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 17077#L262 assume 0 == ~r1~0 % 256; 17099#L263 assume ~id1~0 >= 0; 17102#L264 assume 0 == ~st1~0; 17103#L265 assume ~send1~0 == ~id1~0; 17030#L266 assume 0 == ~mode1~0 % 256; 17031#L267 assume ~id2~0 >= 0; 17043#L268 assume 0 == ~st2~0; 17044#L269 assume ~send2~0 == ~id2~0; 17024#L270 assume 0 == ~mode2~0 % 256; 17025#L271 assume ~id3~0 >= 0; 17068#L272 assume 0 == ~st3~0; 17080#L273 assume ~send3~0 == ~id3~0; 17101#L274 assume 0 == ~mode3~0 % 256; 17127#L275 assume ~id4~0 >= 0; 17009#L276 assume 0 == ~st4~0; 17010#L277 assume ~send4~0 == ~id4~0; 17140#L278 assume 0 == ~mode4~0 % 256; 17096#L279 assume ~id5~0 >= 0; 17097#L280 assume 0 == ~st5~0; 17036#L281 assume ~send5~0 == ~id5~0; 17011#L282 assume 0 == ~mode5~0 % 256; 17012#L283 assume ~id6~0 >= 0; 17104#L284 assume 0 == ~st6~0; 17105#L285 assume ~send6~0 == ~id6~0; 17125#L286 assume 0 == ~mode6~0 % 256; 17110#L287 assume ~id7~0 >= 0; 17059#L288 assume 0 == ~st7~0; 17060#L289 assume ~send7~0 == ~id7~0; 17070#L290 assume 0 == ~mode7~0 % 256; 17119#L291 assume ~id1~0 != ~id2~0; 17120#L292 assume ~id1~0 != ~id3~0; 17129#L293 assume ~id1~0 != ~id4~0; 17136#L294 assume ~id1~0 != ~id5~0; 17017#L295 assume ~id1~0 != ~id6~0; 17018#L296 assume ~id1~0 != ~id7~0; 17069#L297 assume ~id2~0 != ~id3~0; 17066#L298 assume ~id2~0 != ~id4~0; 17067#L299 assume ~id2~0 != ~id5~0; 17074#L300 assume ~id2~0 != ~id6~0; 17112#L301 assume ~id2~0 != ~id7~0; 17123#L302 assume ~id3~0 != ~id4~0; 17124#L303 assume ~id3~0 != ~id5~0; 17132#L304 assume ~id3~0 != ~id6~0; 17106#L305 assume ~id3~0 != ~id7~0; 17107#L306 assume ~id4~0 != ~id5~0; 17118#L307 assume ~id4~0 != ~id6~0; 17026#L308 assume ~id4~0 != ~id7~0; 17027#L309 assume ~id5~0 != ~id6~0; 17117#L310 assume ~id5~0 != ~id7~0; 17090#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 17055#L262-1 init_#res#1 := init_~tmp~0#1; 17056#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 17078#L24 assume !(0 == assume_abort_if_not_~cond#1); 17034#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 17035#L547-2 [2022-07-23 15:50:55,413 INFO L754 eck$LassoCheckResult]: Loop: 17035#L547-2 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; 17093#L87 assume !(0 != ~mode1~0 % 256); 17098#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 17126#L101-2 ~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; 17015#L87-2 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; 17016#L113 assume !(0 != ~mode2~0 % 256); 17113#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 17114#L126-2 ~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; 17086#L113-2 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; 17087#L138 assume !(0 != ~mode3~0 % 256); 17108#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 17048#L151-2 ~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; 17049#L138-2 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; 17130#L163 assume !(0 != ~mode4~0 % 256); 17081#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 17082#L176-2 ~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; 17139#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 17423#L188 assume !(0 != ~mode5~0 % 256); 17418#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 17403#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 17401#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 17398#L213 assume !(0 != ~mode6~0 % 256); 17393#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 17389#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 17387#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 17386#L238 assume !(0 != ~mode7~0 % 256); 17328#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 17308#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 17303#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 17299#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 17290#L472 assume !(~r1~0 % 256 >= 7); 17289#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 17286#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 17172#L471-1 check_#res#1 := check_~tmp~1#1; 17168#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 17164#L582 assume !(0 == assert_~arg#1 % 256); 17159#L577 assume { :end_inline_assert } true; 17160#L547-2 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; 17157#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 17050#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 17051#L91-1 ~mode1~0 := 0; 17148#L87-2 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; 17145#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 17065#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 17020#L116-1 ~mode2~0 := 0; 17133#L113-2 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; 17144#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 17083#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 17084#L141-1 ~mode3~0 := 0; 17137#L138-2 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; 17094#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 17095#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 17041#L166-1 ~mode4~0 := 0; 17088#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 17037#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 17038#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 17121#L191-1 ~mode5~0 := 0; 17022#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 17023#L213 assume !(0 != ~mode6~0 % 256); 17028#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 17029#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 17075#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 17451#L238 assume !(0 != ~mode7~0 % 256); 17447#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 17446#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 17445#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 17162#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 17141#L472 assume !(~r1~0 % 256 >= 7); 17115#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 17116#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 17135#L471-1 check_#res#1 := check_~tmp~1#1; 17013#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 17014#L582 assume !(0 == assert_~arg#1 % 256); 17111#L577 assume { :end_inline_assert } true; 17035#L547-2 [2022-07-23 15:50:55,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:55,414 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 11 times [2022-07-23 15:50:55,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:55,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801608746] [2022-07-23 15:50:55,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:55,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:55,424 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:50:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:55,440 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:50:55,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:55,441 INFO L85 PathProgramCache]: Analyzing trace with hash -2098798005, now seen corresponding path program 1 times [2022-07-23 15:50:55,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:55,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423781367] [2022-07-23 15:50:55,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:55,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:55,477 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:55,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:55,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423781367] [2022-07-23 15:50:55,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423781367] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:55,477 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:55,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:55,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8786017] [2022-07-23 15:50:55,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:55,478 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:55,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:55,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:55,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:55,479 INFO L87 Difference]: Start difference. First operand 480 states and 676 transitions. cyclomatic complexity: 197 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:55,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:55,492 INFO L93 Difference]: Finished difference Result 888 states and 1264 transitions. [2022-07-23 15:50:55,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:55,492 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 888 states and 1264 transitions. [2022-07-23 15:50:55,497 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 832 [2022-07-23 15:50:55,501 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 888 states to 888 states and 1264 transitions. [2022-07-23 15:50:55,501 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 888 [2022-07-23 15:50:55,502 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 888 [2022-07-23 15:50:55,502 INFO L73 IsDeterministic]: Start isDeterministic. Operand 888 states and 1264 transitions. [2022-07-23 15:50:55,502 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:55,503 INFO L369 hiAutomatonCegarLoop]: Abstraction has 888 states and 1264 transitions. [2022-07-23 15:50:55,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states and 1264 transitions. [2022-07-23 15:50:55,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 856. [2022-07-23 15:50:55,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 856 states, 856 states have (on average 1.411214953271028) internal successors, (1208), 855 states have internal predecessors, (1208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:55,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1208 transitions. [2022-07-23 15:50:55,514 INFO L392 hiAutomatonCegarLoop]: Abstraction has 856 states and 1208 transitions. [2022-07-23 15:50:55,514 INFO L374 stractBuchiCegarLoop]: Abstraction has 856 states and 1208 transitions. [2022-07-23 15:50:55,515 INFO L287 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-07-23 15:50:55,515 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 856 states and 1208 transitions. [2022-07-23 15:50:55,518 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 800 [2022-07-23 15:50:55,518 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:55,518 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:55,519 INFO L179 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:55,519 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:55,519 INFO L752 eck$LassoCheckResult]: Stem: 18526#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 18447#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 18448#L262 assume 0 == ~r1~0 % 256; 18472#L263 assume ~id1~0 >= 0; 18477#L264 assume 0 == ~st1~0; 18478#L265 assume ~send1~0 == ~id1~0; 18404#L266 assume 0 == ~mode1~0 % 256; 18405#L267 assume ~id2~0 >= 0; 18417#L268 assume 0 == ~st2~0; 18418#L269 assume ~send2~0 == ~id2~0; 18398#L270 assume 0 == ~mode2~0 % 256; 18399#L271 assume ~id3~0 >= 0; 18441#L272 assume 0 == ~st3~0; 18452#L273 assume ~send3~0 == ~id3~0; 18475#L274 assume 0 == ~mode3~0 % 256; 18511#L275 assume ~id4~0 >= 0; 18383#L276 assume 0 == ~st4~0; 18384#L277 assume ~send4~0 == ~id4~0; 18529#L278 assume 0 == ~mode4~0 % 256; 18469#L279 assume ~id5~0 >= 0; 18470#L280 assume 0 == ~st5~0; 18410#L281 assume ~send5~0 == ~id5~0; 18385#L282 assume 0 == ~mode5~0 % 256; 18386#L283 assume ~id6~0 >= 0; 18479#L284 assume 0 == ~st6~0; 18480#L285 assume ~send6~0 == ~id6~0; 18508#L286 assume 0 == ~mode6~0 % 256; 18486#L287 assume ~id7~0 >= 0; 18433#L288 assume 0 == ~st7~0; 18434#L289 assume ~send7~0 == ~id7~0; 18443#L290 assume 0 == ~mode7~0 % 256; 18497#L291 assume ~id1~0 != ~id2~0; 18498#L292 assume ~id1~0 != ~id3~0; 18513#L293 assume ~id1~0 != ~id4~0; 18525#L294 assume ~id1~0 != ~id5~0; 18391#L295 assume ~id1~0 != ~id6~0; 18392#L296 assume ~id1~0 != ~id7~0; 18442#L297 assume ~id2~0 != ~id3~0; 18439#L298 assume ~id2~0 != ~id4~0; 18440#L299 assume ~id2~0 != ~id5~0; 18446#L300 assume ~id2~0 != ~id6~0; 18489#L301 assume ~id2~0 != ~id7~0; 18505#L302 assume ~id3~0 != ~id4~0; 18506#L303 assume ~id3~0 != ~id5~0; 18518#L304 assume ~id3~0 != ~id6~0; 18481#L305 assume ~id3~0 != ~id7~0; 18482#L306 assume ~id4~0 != ~id5~0; 18496#L307 assume ~id4~0 != ~id6~0; 18400#L308 assume ~id4~0 != ~id7~0; 18401#L309 assume ~id5~0 != ~id6~0; 18495#L310 assume ~id5~0 != ~id7~0; 18462#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 18429#L262-1 init_#res#1 := init_~tmp~0#1; 18430#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 18449#L24 assume !(0 == assume_abort_if_not_~cond#1); 18408#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 18409#L547-2 [2022-07-23 15:50:55,520 INFO L754 eck$LassoCheckResult]: Loop: 18409#L547-2 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; 18591#L87 assume !(0 != ~mode1~0 % 256); 18589#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 18584#L101-2 ~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; 18579#L87-2 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; 18580#L113 assume !(0 != ~mode2~0 % 256); 18574#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 18575#L126-2 ~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; 18570#L113-2 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; 18571#L138 assume !(0 != ~mode3~0 % 256); 18566#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 18567#L151-2 ~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; 18562#L138-2 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; 18563#L163 assume !(0 != ~mode4~0 % 256); 18834#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 18832#L176-2 ~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; 18830#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 18827#L188 assume !(0 != ~mode5~0 % 256); 18820#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 18817#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 18814#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 18806#L213 assume !(0 != ~mode6~0 % 256); 18803#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 18801#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 18798#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 18789#L238 assume !(0 != ~mode7~0 % 256); 18779#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 18775#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 18763#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 18750#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 18742#L472 assume !(~r1~0 % 256 >= 7); 18738#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 18732#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 18726#L471-1 check_#res#1 := check_~tmp~1#1; 18722#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 18716#L582 assume !(0 == assert_~arg#1 % 256); 18712#L577 assume { :end_inline_assert } true; 18708#L547-2 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; 18703#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 18704#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 19230#L91-1 ~mode1~0 := 0; 19236#L87-2 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; 19235#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 19233#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 18519#L116-1 ~mode2~0 := 0; 18458#L113-2 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; 18459#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 18483#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 18474#L141-1 ~mode3~0 := 0; 19079#L138-2 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; 19074#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 19071#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 18557#L166-1 ~mode4~0 := 0; 19064#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 19059#L188 assume !(0 != ~mode5~0 % 256); 19051#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 19045#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 19043#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 19041#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 19037#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 18904#L216-1 ~mode6~0 := 0; 18903#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 18896#L238 assume !(0 != ~mode7~0 % 256); 18889#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 18886#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 18884#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 18882#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 18881#L472 assume !(~r1~0 % 256 >= 7); 18880#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 18879#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 18600#L471-1 check_#res#1 := check_~tmp~1#1; 18598#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 18596#L582 assume !(0 == assert_~arg#1 % 256); 18594#L577 assume { :end_inline_assert } true; 18409#L547-2 [2022-07-23 15:50:55,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:55,520 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 12 times [2022-07-23 15:50:55,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:55,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786331901] [2022-07-23 15:50:55,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:55,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:55,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:55,529 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:50:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:55,568 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:50:55,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:55,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1166495539, now seen corresponding path program 1 times [2022-07-23 15:50:55,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:55,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886008280] [2022-07-23 15:50:55,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:55,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:55,609 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:55,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:55,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886008280] [2022-07-23 15:50:55,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886008280] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:55,610 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:55,610 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:55,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298125178] [2022-07-23 15:50:55,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:55,610 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:55,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:55,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:55,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:55,611 INFO L87 Difference]: Start difference. First operand 856 states and 1208 transitions. cyclomatic complexity: 353 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:55,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:55,626 INFO L93 Difference]: Finished difference Result 1624 states and 2296 transitions. [2022-07-23 15:50:55,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:55,627 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1624 states and 2296 transitions. [2022-07-23 15:50:55,634 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1568 [2022-07-23 15:50:55,640 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1624 states to 1624 states and 2296 transitions. [2022-07-23 15:50:55,640 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1624 [2022-07-23 15:50:55,642 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1624 [2022-07-23 15:50:55,642 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1624 states and 2296 transitions. [2022-07-23 15:50:55,643 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:55,643 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1624 states and 2296 transitions. [2022-07-23 15:50:55,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1624 states and 2296 transitions. [2022-07-23 15:50:55,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1624 to 1560. [2022-07-23 15:50:55,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1560 states, 1560 states have (on average 1.4) internal successors, (2184), 1559 states have internal predecessors, (2184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:55,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1560 states and 2184 transitions. [2022-07-23 15:50:55,667 INFO L392 hiAutomatonCegarLoop]: Abstraction has 1560 states and 2184 transitions. [2022-07-23 15:50:55,667 INFO L374 stractBuchiCegarLoop]: Abstraction has 1560 states and 2184 transitions. [2022-07-23 15:50:55,667 INFO L287 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-07-23 15:50:55,667 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1560 states and 2184 transitions. [2022-07-23 15:50:55,671 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1504 [2022-07-23 15:50:55,671 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:55,672 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:55,673 INFO L179 hiAutomatonCegarLoop]: 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, 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] [2022-07-23 15:50:55,673 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:55,673 INFO L752 eck$LassoCheckResult]: Stem: 21010#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 20932#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 20933#L262 assume 0 == ~r1~0 % 256; 20958#L263 assume ~id1~0 >= 0; 20962#L264 assume 0 == ~st1~0; 20963#L265 assume ~send1~0 == ~id1~0; 20892#L266 assume 0 == ~mode1~0 % 256; 20893#L267 assume ~id2~0 >= 0; 20905#L268 assume 0 == ~st2~0; 20906#L269 assume ~send2~0 == ~id2~0; 20884#L270 assume 0 == ~mode2~0 % 256; 20885#L271 assume ~id3~0 >= 0; 20927#L272 assume 0 == ~st3~0; 20937#L273 assume ~send3~0 == ~id3~0; 20961#L274 assume 0 == ~mode3~0 % 256; 20993#L275 assume ~id4~0 >= 0; 20869#L276 assume 0 == ~st4~0; 20870#L277 assume ~send4~0 == ~id4~0; 21012#L278 assume 0 == ~mode4~0 % 256; 20954#L279 assume ~id5~0 >= 0; 20955#L280 assume 0 == ~st5~0; 20896#L281 assume ~send5~0 == ~id5~0; 20871#L282 assume 0 == ~mode5~0 % 256; 20872#L283 assume ~id6~0 >= 0; 20964#L284 assume 0 == ~st6~0; 20965#L285 assume ~send6~0 == ~id6~0; 20990#L286 assume 0 == ~mode6~0 % 256; 20971#L287 assume ~id7~0 >= 0; 20918#L288 assume 0 == ~st7~0; 20919#L289 assume ~send7~0 == ~id7~0; 20930#L290 assume 0 == ~mode7~0 % 256; 20980#L291 assume ~id1~0 != ~id2~0; 20981#L292 assume ~id1~0 != ~id3~0; 20995#L293 assume ~id1~0 != ~id4~0; 21006#L294 assume ~id1~0 != ~id5~0; 20877#L295 assume ~id1~0 != ~id6~0; 20878#L296 assume ~id1~0 != ~id7~0; 20928#L297 assume ~id2~0 != ~id3~0; 20925#L298 assume ~id2~0 != ~id4~0; 20926#L299 assume ~id2~0 != ~id5~0; 20931#L300 assume ~id2~0 != ~id6~0; 20973#L301 assume ~id2~0 != ~id7~0; 20987#L302 assume ~id3~0 != ~id4~0; 20988#L303 assume ~id3~0 != ~id5~0; 20999#L304 assume ~id3~0 != ~id6~0; 20966#L305 assume ~id3~0 != ~id7~0; 20967#L306 assume ~id4~0 != ~id5~0; 20979#L307 assume ~id4~0 != ~id6~0; 20888#L308 assume ~id4~0 != ~id7~0; 20889#L309 assume ~id5~0 != ~id6~0; 20978#L310 assume ~id5~0 != ~id7~0; 20948#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 20916#L262-1 init_#res#1 := init_~tmp~0#1; 20917#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 20934#L24 assume !(0 == assume_abort_if_not_~cond#1); 20894#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 20895#L547-2 [2022-07-23 15:50:55,673 INFO L754 eck$LassoCheckResult]: Loop: 20895#L547-2 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; 22095#L87 assume !(0 != ~mode1~0 % 256); 21059#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 22090#L101-2 ~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; 22089#L87-2 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; 22087#L113 assume !(0 != ~mode2~0 % 256); 22085#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 22083#L126-2 ~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; 22081#L113-2 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; 22079#L138 assume !(0 != ~mode3~0 % 256); 22077#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 22075#L151-2 ~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; 22073#L138-2 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; 22071#L163 assume !(0 != ~mode4~0 % 256); 22069#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 22067#L176-2 ~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; 22065#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 22063#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 20898#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 20982#L191-1 ~mode5~0 := 0; 21531#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 21528#L213 assume !(0 != ~mode6~0 % 256); 21526#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 21524#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 21451#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 21420#L238 assume !(0 != ~mode7~0 % 256); 21416#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 21417#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 21923#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 21921#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 21918#L472 assume !(~r1~0 % 256 >= 7); 21392#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 21393#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 21916#L471-1 check_#res#1 := check_~tmp~1#1; 22197#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 22195#L582 assume !(0 == assert_~arg#1 % 256); 22193#L577 assume { :end_inline_assert } true; 22191#L547-2 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; 22189#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 22185#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 22042#L91-1 ~mode1~0 := 0; 22181#L87-2 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; 22179#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 22175#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 22032#L116-1 ~mode2~0 := 0; 22171#L113-2 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; 22170#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 20940#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 20941#L141-1 ~mode3~0 := 0; 21030#L138-2 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; 21028#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 21025#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 21021#L166-1 ~mode4~0 := 0; 21022#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 21713#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 21714#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 21642#L191-1 ~mode5~0 := 0; 21643#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 21635#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 21632#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 21627#L216-1 ~mode6~0 := 0; 21625#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 21623#L238 assume !(0 != ~mode7~0 % 256); 21618#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 21612#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 21609#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 21607#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 21605#L472 assume !(~r1~0 % 256 >= 7); 21602#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 21603#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 22102#L471-1 check_#res#1 := check_~tmp~1#1; 22100#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 22098#L582 assume !(0 == assert_~arg#1 % 256); 22096#L577 assume { :end_inline_assert } true; 20895#L547-2 [2022-07-23 15:50:55,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:55,674 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 13 times [2022-07-23 15:50:55,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:55,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636752396] [2022-07-23 15:50:55,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:55,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:55,684 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:50:55,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:55,699 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:50:55,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:55,699 INFO L85 PathProgramCache]: Analyzing trace with hash 256176461, now seen corresponding path program 1 times [2022-07-23 15:50:55,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:55,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438176792] [2022-07-23 15:50:55,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:55,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:55,741 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:55,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:55,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438176792] [2022-07-23 15:50:55,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438176792] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:55,742 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:55,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:55,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807183441] [2022-07-23 15:50:55,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:55,742 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:55,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:55,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:55,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:55,743 INFO L87 Difference]: Start difference. First operand 1560 states and 2184 transitions. cyclomatic complexity: 625 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:55,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:55,759 INFO L93 Difference]: Finished difference Result 1580 states and 2194 transitions. [2022-07-23 15:50:55,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:55,760 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1580 states and 2194 transitions. [2022-07-23 15:50:55,766 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1504 [2022-07-23 15:50:55,772 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1580 states to 1580 states and 2194 transitions. [2022-07-23 15:50:55,772 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1580 [2022-07-23 15:50:55,775 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1580 [2022-07-23 15:50:55,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1580 states and 2194 transitions. [2022-07-23 15:50:55,777 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:55,777 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1580 states and 2194 transitions. [2022-07-23 15:50:55,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1580 states and 2194 transitions. [2022-07-23 15:50:55,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1580 to 1578. [2022-07-23 15:50:55,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1578 states, 1578 states have (on average 1.388466413181242) internal successors, (2191), 1577 states have internal predecessors, (2191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:55,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1578 states and 2191 transitions. [2022-07-23 15:50:55,800 INFO L392 hiAutomatonCegarLoop]: Abstraction has 1578 states and 2191 transitions. [2022-07-23 15:50:55,800 INFO L374 stractBuchiCegarLoop]: Abstraction has 1578 states and 2191 transitions. [2022-07-23 15:50:55,800 INFO L287 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2022-07-23 15:50:55,800 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1578 states and 2191 transitions. [2022-07-23 15:50:55,815 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1504 [2022-07-23 15:50:55,816 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:55,816 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:55,817 INFO L179 hiAutomatonCegarLoop]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:55,817 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:55,817 INFO L752 eck$LassoCheckResult]: Stem: 24158#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 24083#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 24084#L262 assume 0 == ~r1~0 % 256; 24109#L263 assume ~id1~0 >= 0; 24113#L264 assume 0 == ~st1~0; 24114#L265 assume ~send1~0 == ~id1~0; 24036#L266 assume 0 == ~mode1~0 % 256; 24037#L267 assume ~id2~0 >= 0; 24048#L268 assume 0 == ~st2~0; 24049#L269 assume ~send2~0 == ~id2~0; 24030#L270 assume 0 == ~mode2~0 % 256; 24031#L271 assume ~id3~0 >= 0; 24073#L272 assume 0 == ~st3~0; 24088#L273 assume ~send3~0 == ~id3~0; 24111#L274 assume 0 == ~mode3~0 % 256; 24143#L275 assume ~id4~0 >= 0; 24015#L276 assume 0 == ~st4~0; 24016#L277 assume ~send4~0 == ~id4~0; 24159#L278 assume 0 == ~mode4~0 % 256; 24106#L279 assume ~id5~0 >= 0; 24107#L280 assume 0 == ~st5~0; 24042#L281 assume ~send5~0 == ~id5~0; 24017#L282 assume 0 == ~mode5~0 % 256; 24018#L283 assume ~id6~0 >= 0; 24115#L284 assume 0 == ~st6~0; 24116#L285 assume ~send6~0 == ~id6~0; 24141#L286 assume 0 == ~mode6~0 % 256; 24122#L287 assume ~id7~0 >= 0; 24064#L288 assume 0 == ~st7~0; 24065#L289 assume ~send7~0 == ~id7~0; 24075#L290 assume 0 == ~mode7~0 % 256; 24131#L291 assume ~id1~0 != ~id2~0; 24132#L292 assume ~id1~0 != ~id3~0; 24145#L293 assume ~id1~0 != ~id4~0; 24153#L294 assume ~id1~0 != ~id5~0; 24023#L295 assume ~id1~0 != ~id6~0; 24024#L296 assume ~id1~0 != ~id7~0; 24074#L297 assume ~id2~0 != ~id3~0; 24071#L298 assume ~id2~0 != ~id4~0; 24072#L299 assume ~id2~0 != ~id5~0; 24080#L300 assume ~id2~0 != ~id6~0; 24124#L301 assume ~id2~0 != ~id7~0; 24138#L302 assume ~id3~0 != ~id4~0; 24139#L303 assume ~id3~0 != ~id5~0; 24149#L304 assume ~id3~0 != ~id6~0; 24117#L305 assume ~id3~0 != ~id7~0; 24118#L306 assume ~id4~0 != ~id5~0; 24130#L307 assume ~id4~0 != ~id6~0; 24032#L308 assume ~id4~0 != ~id7~0; 24033#L309 assume ~id5~0 != ~id6~0; 24129#L310 assume ~id5~0 != ~id7~0; 24099#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 24060#L262-1 init_#res#1 := init_~tmp~0#1; 24061#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 24085#L24 assume !(0 == assume_abort_if_not_~cond#1); 24040#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 24041#L547-2 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; 25539#L87 assume !(0 != ~mode1~0 % 256); 25537#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 25536#L101-2 ~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; 25534#L87-2 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; 25532#L113 assume !(0 != ~mode2~0 % 256); 25530#L126 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 25527#L126-2 ~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; 25522#L113-2 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; 25519#L138 assume !(0 != ~mode3~0 % 256); 24140#L151 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 24053#L151-2 ~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; 24054#L138-2 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; 24104#L163 assume !(0 != ~mode4~0 % 256); 24105#L176 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 25367#L176-2 ~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; 25365#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 25363#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 24432#L191 [2022-07-23 15:50:55,817 INFO L754 eck$LassoCheckResult]: Loop: 24432#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 24427#L191-1 ~mode5~0 := 0; 24425#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 24421#L213 assume !(0 != ~mode6~0 % 256); 24422#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 25570#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 25569#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 25565#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 24068#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 24067#L241-1 ~mode7~0 := 0; 24101#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 25324#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 25323#L472 assume !(~r1~0 % 256 >= 7); 25321#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 25322#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 24193#L471-1 check_#res#1 := check_~tmp~1#1; 24190#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 24187#L582 assume !(0 == assert_~arg#1 % 256); 24184#L577 assume { :end_inline_assert } true; 24172#L547-2 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; 24173#L87 assume !(0 != ~mode1~0 % 256); 24182#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 24177#L101-2 ~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; 24178#L87-2 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; 25279#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 25277#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 25274#L116-1 ~mode2~0 := 0; 25272#L113-2 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; 25269#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 25265#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 25263#L141-1 ~mode3~0 := 0; 25262#L138-2 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; 25260#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 25255#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 25244#L166-1 ~mode4~0 := 0; 25240#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 25237#L188 assume !(0 != ~mode5~0 % 256); 25038#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 24992#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 24240#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 24237#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 24232#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 24228#L216-1 ~mode6~0 := 0; 24225#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 24223#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 24224#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 24208#L241-1 ~mode7~0 := 0; 24204#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 24202#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 24200#L472 assume !(~r1~0 % 256 >= 7); 24198#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 24195#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 24196#L471-1 check_#res#1 := check_~tmp~1#1; 24971#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 24970#L582 assume !(0 == assert_~arg#1 % 256); 24967#L577 assume { :end_inline_assert } true; 24962#L547-2 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; 24950#L87 assume !(0 != ~mode1~0 % 256); 24108#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 24142#L101-2 ~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; 24021#L87-2 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; 24022#L113 assume !(0 != ~mode2~0 % 256); 24125#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 24126#L126-2 ~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; 24094#L113-2 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; 24095#L138 assume !(0 != ~mode3~0 % 256); 24119#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 25374#L151-2 ~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; 25372#L138-2 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; 25370#L163 assume !(0 != ~mode4~0 % 256); 24089#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 24090#L176-2 ~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; 24096#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 24097#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 24432#L191 [2022-07-23 15:50:55,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:55,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1554267, now seen corresponding path program 1 times [2022-07-23 15:50:55,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:55,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340844409] [2022-07-23 15:50:55,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:55,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:55,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:55,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:55,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340844409] [2022-07-23 15:50:55,852 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340844409] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:55,852 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:55,853 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-23 15:50:55,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908593927] [2022-07-23 15:50:55,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:55,853 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:50:55,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:55,854 INFO L85 PathProgramCache]: Analyzing trace with hash -2082088989, now seen corresponding path program 1 times [2022-07-23 15:50:55,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:55,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941216151] [2022-07-23 15:50:55,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:55,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:55,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:55,913 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:55,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:55,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941216151] [2022-07-23 15:50:55,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941216151] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:55,914 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:55,914 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:55,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274804096] [2022-07-23 15:50:55,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:55,916 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:55,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:55,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:55,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:55,917 INFO L87 Difference]: Start difference. First operand 1578 states and 2191 transitions. cyclomatic complexity: 615 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:55,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:55,937 INFO L93 Difference]: Finished difference Result 2954 states and 4047 transitions. [2022-07-23 15:50:55,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:55,938 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2954 states and 4047 transitions. [2022-07-23 15:50:55,949 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2880 [2022-07-23 15:50:55,961 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2954 states to 2954 states and 4047 transitions. [2022-07-23 15:50:55,961 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2954 [2022-07-23 15:50:55,963 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2954 [2022-07-23 15:50:55,963 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2954 states and 4047 transitions. [2022-07-23 15:50:55,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:55,967 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2954 states and 4047 transitions. [2022-07-23 15:50:55,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2954 states and 4047 transitions. [2022-07-23 15:50:56,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2954 to 2890. [2022-07-23 15:50:56,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2890 states, 2890 states have (on average 1.3671280276816609) internal successors, (3951), 2889 states have internal predecessors, (3951), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:56,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2890 states and 3951 transitions. [2022-07-23 15:50:56,016 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2890 states and 3951 transitions. [2022-07-23 15:50:56,016 INFO L374 stractBuchiCegarLoop]: Abstraction has 2890 states and 3951 transitions. [2022-07-23 15:50:56,017 INFO L287 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2022-07-23 15:50:56,017 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2890 states and 3951 transitions. [2022-07-23 15:50:56,024 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2816 [2022-07-23 15:50:56,024 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:56,024 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:56,026 INFO L179 hiAutomatonCegarLoop]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:56,026 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:56,026 INFO L752 eck$LassoCheckResult]: Stem: 28696#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 28618#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 28619#L262 assume 0 == ~r1~0 % 256; 28645#L263 assume ~id1~0 >= 0; 28649#L264 assume 0 == ~st1~0; 28650#L265 assume ~send1~0 == ~id1~0; 28575#L266 assume 0 == ~mode1~0 % 256; 28576#L267 assume ~id2~0 >= 0; 28587#L268 assume 0 == ~st2~0; 28588#L269 assume ~send2~0 == ~id2~0; 28569#L270 assume 0 == ~mode2~0 % 256; 28570#L271 assume ~id3~0 >= 0; 28612#L272 assume 0 == ~st3~0; 28622#L273 assume ~send3~0 == ~id3~0; 28647#L274 assume 0 == ~mode3~0 % 256; 28682#L275 assume ~id4~0 >= 0; 28554#L276 assume 0 == ~st4~0; 28555#L277 assume ~send4~0 == ~id4~0; 28698#L278 assume 0 == ~mode4~0 % 256; 28641#L279 assume ~id5~0 >= 0; 28642#L280 assume 0 == ~st5~0; 28581#L281 assume ~send5~0 == ~id5~0; 28556#L282 assume 0 == ~mode5~0 % 256; 28557#L283 assume ~id6~0 >= 0; 28651#L284 assume 0 == ~st6~0; 28652#L285 assume ~send6~0 == ~id6~0; 28679#L286 assume 0 == ~mode6~0 % 256; 28657#L287 assume ~id7~0 >= 0; 28603#L288 assume 0 == ~st7~0; 28604#L289 assume ~send7~0 == ~id7~0; 28614#L290 assume 0 == ~mode7~0 % 256; 28669#L291 assume ~id1~0 != ~id2~0; 28670#L292 assume ~id1~0 != ~id3~0; 28684#L293 assume ~id1~0 != ~id4~0; 28692#L294 assume ~id1~0 != ~id5~0; 28562#L295 assume ~id1~0 != ~id6~0; 28563#L296 assume ~id1~0 != ~id7~0; 28613#L297 assume ~id2~0 != ~id3~0; 28610#L298 assume ~id2~0 != ~id4~0; 28611#L299 assume ~id2~0 != ~id5~0; 28616#L300 assume ~id2~0 != ~id6~0; 28659#L301 assume ~id2~0 != ~id7~0; 28676#L302 assume ~id3~0 != ~id4~0; 28677#L303 assume ~id3~0 != ~id5~0; 28688#L304 assume ~id3~0 != ~id6~0; 28653#L305 assume ~id3~0 != ~id7~0; 28654#L306 assume ~id4~0 != ~id5~0; 28668#L307 assume ~id4~0 != ~id6~0; 28571#L308 assume ~id4~0 != ~id7~0; 28572#L309 assume ~id5~0 != ~id6~0; 28667#L310 assume ~id5~0 != ~id7~0; 28634#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 28599#L262-1 init_#res#1 := init_~tmp~0#1; 28600#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 28620#L24 assume !(0 == assume_abort_if_not_~cond#1); 28579#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 28580#L547-2 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; 28958#L87 assume !(0 != ~mode1~0 % 256); 28957#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 28956#L101-2 ~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; 28955#L87-2 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; 28954#L113 assume !(0 != ~mode2~0 % 256); 28953#L126 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 28952#L126-2 ~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; 28951#L113-2 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; 28950#L138 assume !(0 != ~mode3~0 % 256); 28949#L151 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 28948#L151-2 ~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; 28947#L138-2 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; 28946#L163 assume !(0 != ~mode4~0 % 256); 28945#L176 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 28944#L176-2 ~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; 28943#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 28940#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 28941#L191 [2022-07-23 15:50:56,026 INFO L754 eck$LassoCheckResult]: Loop: 28941#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 29361#L191-1 ~mode5~0 := 0; 29360#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 29359#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 28901#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 28900#L216-1 ~mode6~0 := 0; 28889#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 28890#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 29353#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 29341#L241-1 ~mode7~0 := 0; 29342#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 29775#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 29770#L472 assume !(~r1~0 % 256 >= 7); 29771#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 29767#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 29768#L471-1 check_#res#1 := check_~tmp~1#1; 29903#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 29902#L582 assume !(0 == assert_~arg#1 % 256); 29901#L577 assume { :end_inline_assert } true; 29900#L547-2 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; 29899#L87 assume !(0 != ~mode1~0 % 256); 29315#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 29313#L101-2 ~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; 29311#L87-2 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; 29309#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 29306#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 29301#L116-1 ~mode2~0 := 0; 29299#L113-2 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; 29297#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 29294#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 29288#L141-1 ~mode3~0 := 0; 29276#L138-2 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; 29277#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 29268#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 29267#L166-1 ~mode4~0 := 0; 29258#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 29259#L188 assume !(0 != ~mode5~0 % 256); 29246#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 29247#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 29236#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 29237#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 29198#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 29196#L216-1 ~mode6~0 := 0; 29195#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 29194#L238 assume !(0 != ~mode7~0 % 256); 29150#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 29146#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 28778#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 28779#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 29063#L472 assume !(~r1~0 % 256 >= 7); 29061#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 29062#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 29369#L471-1 check_#res#1 := check_~tmp~1#1; 29454#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 29452#L582 assume !(0 == assert_~arg#1 % 256); 29450#L577 assume { :end_inline_assert } true; 29448#L547-2 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; 29446#L87 assume !(0 != ~mode1~0 % 256); 29445#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 29440#L101-2 ~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; 29441#L87-2 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; 29920#L113 assume !(0 != ~mode2~0 % 256); 29919#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 29918#L126-2 ~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; 29917#L113-2 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; 29916#L138 assume !(0 != ~mode3~0 % 256); 29915#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 29914#L151-2 ~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; 29913#L138-2 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; 29912#L163 assume !(0 != ~mode4~0 % 256); 29911#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 29910#L176-2 ~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; 29909#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 29908#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 28941#L191 [2022-07-23 15:50:56,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:56,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1554267, now seen corresponding path program 2 times [2022-07-23 15:50:56,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:56,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546911042] [2022-07-23 15:50:56,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:56,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:56,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:56,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:56,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546911042] [2022-07-23 15:50:56,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546911042] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:56,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:56,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-23 15:50:56,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055836741] [2022-07-23 15:50:56,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:56,055 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:50:56,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:56,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1619071287, now seen corresponding path program 1 times [2022-07-23 15:50:56,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:56,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021513716] [2022-07-23 15:50:56,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:56,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:56,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:56,094 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:56,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:56,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021513716] [2022-07-23 15:50:56,095 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021513716] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:56,095 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:56,095 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:56,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315871205] [2022-07-23 15:50:56,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:56,096 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:56,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:56,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:56,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:56,097 INFO L87 Difference]: Start difference. First operand 2890 states and 3951 transitions. cyclomatic complexity: 1063 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:56,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:56,116 INFO L93 Difference]: Finished difference Result 2904 states and 3941 transitions. [2022-07-23 15:50:56,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:56,117 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2904 states and 3941 transitions. [2022-07-23 15:50:56,128 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 2816 [2022-07-23 15:50:56,178 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2904 states to 2904 states and 3941 transitions. [2022-07-23 15:50:56,178 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2904 [2022-07-23 15:50:56,180 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2904 [2022-07-23 15:50:56,181 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2904 states and 3941 transitions. [2022-07-23 15:50:56,183 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:56,183 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2904 states and 3941 transitions. [2022-07-23 15:50:56,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2904 states and 3941 transitions. [2022-07-23 15:50:56,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2904 to 2900. [2022-07-23 15:50:56,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2900 states, 2900 states have (on average 1.356896551724138) internal successors, (3935), 2899 states have internal predecessors, (3935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:56,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 2900 states and 3935 transitions. [2022-07-23 15:50:56,222 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2900 states and 3935 transitions. [2022-07-23 15:50:56,223 INFO L374 stractBuchiCegarLoop]: Abstraction has 2900 states and 3935 transitions. [2022-07-23 15:50:56,223 INFO L287 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2022-07-23 15:50:56,223 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2900 states and 3935 transitions. [2022-07-23 15:50:56,230 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 2816 [2022-07-23 15:50:56,230 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:56,230 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:56,231 INFO L179 hiAutomatonCegarLoop]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:56,232 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:56,232 INFO L752 eck$LassoCheckResult]: Stem: 34496#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 34423#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 34424#L262 assume 0 == ~r1~0 % 256; 34448#L263 assume ~id1~0 >= 0; 34452#L264 assume 0 == ~st1~0; 34453#L265 assume ~send1~0 == ~id1~0; 34378#L266 assume 0 == ~mode1~0 % 256; 34379#L267 assume ~id2~0 >= 0; 34391#L268 assume 0 == ~st2~0; 34392#L269 assume ~send2~0 == ~id2~0; 34370#L270 assume 0 == ~mode2~0 % 256; 34371#L271 assume ~id3~0 >= 0; 34414#L272 assume 0 == ~st3~0; 34428#L273 assume ~send3~0 == ~id3~0; 34451#L274 assume 0 == ~mode3~0 % 256; 34483#L275 assume ~id4~0 >= 0; 34355#L276 assume 0 == ~st4~0; 34356#L277 assume ~send4~0 == ~id4~0; 34499#L278 assume 0 == ~mode4~0 % 256; 34445#L279 assume ~id5~0 >= 0; 34446#L280 assume 0 == ~st5~0; 34382#L281 assume ~send5~0 == ~id5~0; 34357#L282 assume 0 == ~mode5~0 % 256; 34358#L283 assume ~id6~0 >= 0; 34454#L284 assume 0 == ~st6~0; 34455#L285 assume ~send6~0 == ~id6~0; 34480#L286 assume 0 == ~mode6~0 % 256; 34462#L287 assume ~id7~0 >= 0; 34404#L288 assume 0 == ~st7~0; 34405#L289 assume ~send7~0 == ~id7~0; 34417#L290 assume 0 == ~mode7~0 % 256; 34471#L291 assume ~id1~0 != ~id2~0; 34472#L292 assume ~id1~0 != ~id3~0; 34484#L293 assume ~id1~0 != ~id4~0; 34494#L294 assume ~id1~0 != ~id5~0; 34363#L295 assume ~id1~0 != ~id6~0; 34364#L296 assume ~id1~0 != ~id7~0; 34415#L297 assume ~id2~0 != ~id3~0; 34412#L298 assume ~id2~0 != ~id4~0; 34413#L299 assume ~id2~0 != ~id5~0; 34420#L300 assume ~id2~0 != ~id6~0; 34464#L301 assume ~id2~0 != ~id7~0; 34478#L302 assume ~id3~0 != ~id4~0; 34479#L303 assume ~id3~0 != ~id5~0; 34488#L304 assume ~id3~0 != ~id6~0; 34456#L305 assume ~id3~0 != ~id7~0; 34457#L306 assume ~id4~0 != ~id5~0; 34470#L307 assume ~id4~0 != ~id6~0; 34374#L308 assume ~id4~0 != ~id7~0; 34375#L309 assume ~id5~0 != ~id6~0; 34469#L310 assume ~id5~0 != ~id7~0; 34438#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 34402#L262-1 init_#res#1 := init_~tmp~0#1; 34403#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 34425#L24 assume !(0 == assume_abort_if_not_~cond#1); 34380#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 34381#L547-2 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; 35512#L87 assume !(0 != ~mode1~0 % 256); 35510#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 35508#L101-2 ~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; 35506#L87-2 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; 35504#L113 assume !(0 != ~mode2~0 % 256); 35503#L126 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 35501#L126-2 ~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; 35493#L113-2 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; 35489#L138 assume !(0 != ~mode3~0 % 256); 35484#L151 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 35480#L151-2 ~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; 35475#L138-2 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; 35471#L163 assume !(0 != ~mode4~0 % 256); 35467#L176 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 35463#L176-2 ~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; 35022#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 35015#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 35011#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 35007#L191-1 ~mode5~0 := 0; 35004#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 35005#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 35365#L216 [2022-07-23 15:50:56,232 INFO L754 eck$LassoCheckResult]: Loop: 35365#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 35362#L216-1 ~mode6~0 := 0; 34556#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 34553#L238 assume !(0 != ~mode7~0 % 256); 34547#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 34544#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 34545#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 35332#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 35328#L472 assume !(~r1~0 % 256 >= 7); 35327#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 35323#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 35324#L471-1 check_#res#1 := check_~tmp~1#1; 35455#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 35453#L582 assume !(0 == assert_~arg#1 % 256); 35451#L577 assume { :end_inline_assert } true; 35448#L547-2 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; 35445#L87 assume !(0 != ~mode1~0 % 256); 35446#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 35631#L101-2 ~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; 35629#L87-2 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; 35627#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 35624#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 35619#L116-1 ~mode2~0 := 0; 35617#L113-2 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; 35341#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 35338#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 35334#L141-1 ~mode3~0 := 0; 35330#L138-2 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; 35326#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 35166#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 35159#L166-1 ~mode4~0 := 0; 35157#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 35155#L188 assume !(0 != ~mode5~0 % 256); 35153#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 35151#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 35149#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 35147#L213 assume !(0 != ~mode6~0 % 256); 35145#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 35143#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 35141#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 35138#L238 assume !(0 != ~mode7~0 % 256); 35139#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 35502#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 35500#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 35492#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 35487#L472 assume !(~r1~0 % 256 >= 7); 35483#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 35478#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 35474#L471-1 check_#res#1 := check_~tmp~1#1; 35470#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 35466#L582 assume !(0 == assert_~arg#1 % 256); 35461#L577 assume { :end_inline_assert } true; 35442#L547-2 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; 35430#L87 assume !(0 != ~mode1~0 % 256); 35425#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 35424#L101-2 ~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; 35422#L87-2 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; 35420#L113 assume !(0 != ~mode2~0 % 256); 35419#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 35415#L126-2 ~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; 35414#L113-2 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; 35412#L138 assume !(0 != ~mode3~0 % 256); 35411#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 35407#L151-2 ~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; 35405#L138-2 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; 35396#L163 assume !(0 != ~mode4~0 % 256); 35395#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 35393#L176-2 ~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; 35391#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 35389#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 35385#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 35381#L191-1 ~mode5~0 := 0; 35379#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 35371#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 35365#L216 [2022-07-23 15:50:56,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:56,233 INFO L85 PathProgramCache]: Analyzing trace with hash 893669664, now seen corresponding path program 1 times [2022-07-23 15:50:56,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:56,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445795570] [2022-07-23 15:50:56,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:56,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:56,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:56,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:56,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445795570] [2022-07-23 15:50:56,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445795570] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:56,262 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:56,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:56,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074467563] [2022-07-23 15:50:56,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:56,263 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:50:56,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:56,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1825254985, now seen corresponding path program 1 times [2022-07-23 15:50:56,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:56,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158771459] [2022-07-23 15:50:56,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:56,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:56,312 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:56,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:56,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158771459] [2022-07-23 15:50:56,313 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158771459] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:56,313 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:56,313 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:56,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509300674] [2022-07-23 15:50:56,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:56,314 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:56,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:56,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:56,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:56,315 INFO L87 Difference]: Start difference. First operand 2900 states and 3935 transitions. cyclomatic complexity: 1039 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:56,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:56,334 INFO L93 Difference]: Finished difference Result 2936 states and 3963 transitions. [2022-07-23 15:50:56,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:56,335 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2936 states and 3963 transitions. [2022-07-23 15:50:56,346 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 2816 [2022-07-23 15:50:56,354 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2936 states to 2936 states and 3963 transitions. [2022-07-23 15:50:56,354 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2936 [2022-07-23 15:50:56,356 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2936 [2022-07-23 15:50:56,356 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2936 states and 3963 transitions. [2022-07-23 15:50:56,358 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:56,358 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2936 states and 3963 transitions. [2022-07-23 15:50:56,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2936 states and 3963 transitions. [2022-07-23 15:50:56,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2936 to 2920. [2022-07-23 15:50:56,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2920 states, 2920 states have (on average 1.3476027397260273) internal successors, (3935), 2919 states have internal predecessors, (3935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:56,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 2920 states and 3935 transitions. [2022-07-23 15:50:56,395 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2920 states and 3935 transitions. [2022-07-23 15:50:56,395 INFO L374 stractBuchiCegarLoop]: Abstraction has 2920 states and 3935 transitions. [2022-07-23 15:50:56,396 INFO L287 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2022-07-23 15:50:56,396 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2920 states and 3935 transitions. [2022-07-23 15:50:56,403 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 2816 [2022-07-23 15:50:56,403 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:56,403 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:56,404 INFO L179 hiAutomatonCegarLoop]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:56,404 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:56,405 INFO L752 eck$LassoCheckResult]: Stem: 40334#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 40264#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 40265#L262 assume 0 == ~r1~0 % 256; 40287#L263 assume ~id1~0 >= 0; 40291#L264 assume 0 == ~st1~0; 40292#L265 assume ~send1~0 == ~id1~0; 40219#L266 assume 0 == ~mode1~0 % 256; 40220#L267 assume ~id2~0 >= 0; 40231#L268 assume 0 == ~st2~0; 40232#L269 assume ~send2~0 == ~id2~0; 40213#L270 assume 0 == ~mode2~0 % 256; 40214#L271 assume ~id3~0 >= 0; 40255#L272 assume 0 == ~st3~0; 40268#L273 assume ~send3~0 == ~id3~0; 40289#L274 assume 0 == ~mode3~0 % 256; 40318#L275 assume ~id4~0 >= 0; 40198#L276 assume 0 == ~st4~0; 40199#L277 assume ~send4~0 == ~id4~0; 40337#L278 assume 0 == ~mode4~0 % 256; 40284#L279 assume ~id5~0 >= 0; 40285#L280 assume 0 == ~st5~0; 40225#L281 assume ~send5~0 == ~id5~0; 40200#L282 assume 0 == ~mode5~0 % 256; 40201#L283 assume ~id6~0 >= 0; 40293#L284 assume 0 == ~st6~0; 40294#L285 assume ~send6~0 == ~id6~0; 40316#L286 assume 0 == ~mode6~0 % 256; 40299#L287 assume ~id7~0 >= 0; 40247#L288 assume 0 == ~st7~0; 40248#L289 assume ~send7~0 == ~id7~0; 40257#L290 assume 0 == ~mode7~0 % 256; 40308#L291 assume ~id1~0 != ~id2~0; 40309#L292 assume ~id1~0 != ~id3~0; 40320#L293 assume ~id1~0 != ~id4~0; 40331#L294 assume ~id1~0 != ~id5~0; 40206#L295 assume ~id1~0 != ~id6~0; 40207#L296 assume ~id1~0 != ~id7~0; 40256#L297 assume ~id2~0 != ~id3~0; 40253#L298 assume ~id2~0 != ~id4~0; 40254#L299 assume ~id2~0 != ~id5~0; 40261#L300 assume ~id2~0 != ~id6~0; 40301#L301 assume ~id2~0 != ~id7~0; 40314#L302 assume ~id3~0 != ~id4~0; 40315#L303 assume ~id3~0 != ~id5~0; 40325#L304 assume ~id3~0 != ~id6~0; 40295#L305 assume ~id3~0 != ~id7~0; 40296#L306 assume ~id4~0 != ~id5~0; 40307#L307 assume ~id4~0 != ~id6~0; 40215#L308 assume ~id4~0 != ~id7~0; 40216#L309 assume ~id5~0 != ~id6~0; 40306#L310 assume ~id5~0 != ~id7~0; 40278#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 40243#L262-1 init_#res#1 := init_~tmp~0#1; 40244#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 40266#L24 assume !(0 == assume_abort_if_not_~cond#1); 40223#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 40224#L547-2 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; 41752#L87 assume !(0 != ~mode1~0 % 256); 41749#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 41746#L101-2 ~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; 41743#L87-2 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; 41740#L113 assume !(0 != ~mode2~0 % 256); 41737#L126 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 41733#L126-2 ~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; 41729#L113-2 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; 41720#L138 assume !(0 != ~mode3~0 % 256); 41719#L151 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 41718#L151-2 ~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; 41717#L138-2 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; 41716#L163 assume !(0 != ~mode4~0 % 256); 41713#L176 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 41709#L176-2 ~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; 41707#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 41701#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 41698#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 41692#L191-1 ~mode5~0 := 0; 41690#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 41685#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 41681#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 41678#L216-1 ~mode6~0 := 0; 41677#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 41421#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 40968#L241 [2022-07-23 15:50:56,405 INFO L754 eck$LassoCheckResult]: Loop: 40968#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 40526#L241-1 ~mode7~0 := 0; 40524#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 40517#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 40511#L472 assume !(~r1~0 % 256 >= 7); 40507#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 40501#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 40495#L471-1 check_#res#1 := check_~tmp~1#1; 40491#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 40485#L582 assume !(0 == assert_~arg#1 % 256); 40481#L577 assume { :end_inline_assert } true; 40477#L547-2 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; 40472#L87 assume !(0 != ~mode1~0 % 256); 40469#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 40466#L101-2 ~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; 40462#L87-2 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; 40460#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 40457#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 40454#L116-1 ~mode2~0 := 0; 40452#L113-2 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; 40448#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 40445#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 40442#L141-1 ~mode3~0 := 0; 40440#L138-2 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; 40436#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 40428#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 40425#L166-1 ~mode4~0 := 0; 40423#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 40421#L188 assume !(0 != ~mode5~0 % 256); 40417#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 40414#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 40415#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 40406#L213 assume !(0 != ~mode6~0 % 256); 40407#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 40397#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 40398#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 40722#L238 assume !(0 != ~mode7~0 % 256); 40719#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 40716#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 40714#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 40713#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 40711#L472 assume !(~r1~0 % 256 >= 7); 40710#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 40708#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 40706#L471-1 check_#res#1 := check_~tmp~1#1; 40704#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 40702#L582 assume !(0 == assert_~arg#1 % 256); 40700#L577 assume { :end_inline_assert } true; 40698#L547-2 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; 40695#L87 assume !(0 != ~mode1~0 % 256); 40696#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 41473#L101-2 ~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; 41471#L87-2 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; 41470#L113 assume !(0 != ~mode2~0 % 256); 41468#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 41466#L126-2 ~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; 41464#L113-2 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; 41462#L138 assume !(0 != ~mode3~0 % 256); 41460#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 41458#L151-2 ~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; 41456#L138-2 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; 41454#L163 assume !(0 != ~mode4~0 % 256); 41452#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 41450#L176-2 ~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; 41448#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 41446#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 41443#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 41440#L191-1 ~mode5~0 := 0; 41438#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 41434#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 41430#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 41427#L216-1 ~mode6~0 := 0; 41425#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 41423#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 40968#L241 [2022-07-23 15:50:56,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:56,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1801715877, now seen corresponding path program 1 times [2022-07-23 15:50:56,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:56,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587952962] [2022-07-23 15:50:56,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:56,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:56,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:56,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:56,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:56,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587952962] [2022-07-23 15:50:56,437 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587952962] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:56,437 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:56,438 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:56,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994570766] [2022-07-23 15:50:56,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:56,438 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:50:56,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:56,439 INFO L85 PathProgramCache]: Analyzing trace with hash -2061653247, now seen corresponding path program 1 times [2022-07-23 15:50:56,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:56,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471440993] [2022-07-23 15:50:56,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:56,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:56,507 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:56,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:56,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471440993] [2022-07-23 15:50:56,507 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471440993] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:56,507 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:56,507 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:56,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137782465] [2022-07-23 15:50:56,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:56,508 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:50:56,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:50:56,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:50:56,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:50:56,509 INFO L87 Difference]: Start difference. First operand 2920 states and 3935 transitions. cyclomatic complexity: 1023 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:56,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:50:56,521 INFO L93 Difference]: Finished difference Result 1512 states and 2015 transitions. [2022-07-23 15:50:56,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:50:56,522 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1512 states and 2015 transitions. [2022-07-23 15:50:56,527 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1408 [2022-07-23 15:50:56,532 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1512 states to 1512 states and 2015 transitions. [2022-07-23 15:50:56,532 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1512 [2022-07-23 15:50:56,533 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1512 [2022-07-23 15:50:56,533 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1512 states and 2015 transitions. [2022-07-23 15:50:56,534 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:50:56,535 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1512 states and 2015 transitions. [2022-07-23 15:50:56,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1512 states and 2015 transitions. [2022-07-23 15:50:56,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1512 to 1512. [2022-07-23 15:50:56,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1512 states, 1512 states have (on average 1.3326719576719577) internal successors, (2015), 1511 states have internal predecessors, (2015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:50:56,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1512 states and 2015 transitions. [2022-07-23 15:50:56,562 INFO L392 hiAutomatonCegarLoop]: Abstraction has 1512 states and 2015 transitions. [2022-07-23 15:50:56,562 INFO L374 stractBuchiCegarLoop]: Abstraction has 1512 states and 2015 transitions. [2022-07-23 15:50:56,562 INFO L287 stractBuchiCegarLoop]: ======== Iteration 22 ============ [2022-07-23 15:50:56,562 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1512 states and 2015 transitions. [2022-07-23 15:50:56,566 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1408 [2022-07-23 15:50:56,567 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:50:56,567 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:50:56,568 INFO L179 hiAutomatonCegarLoop]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:56,568 INFO L180 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:50:56,568 INFO L752 eck$LassoCheckResult]: Stem: 44778#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;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 44703#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc 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~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#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~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 44704#L262 assume 0 == ~r1~0 % 256; 44726#L263 assume ~id1~0 >= 0; 44729#L264 assume 0 == ~st1~0; 44730#L265 assume ~send1~0 == ~id1~0; 44658#L266 assume 0 == ~mode1~0 % 256; 44659#L267 assume ~id2~0 >= 0; 44670#L268 assume 0 == ~st2~0; 44671#L269 assume ~send2~0 == ~id2~0; 44652#L270 assume 0 == ~mode2~0 % 256; 44653#L271 assume ~id3~0 >= 0; 44695#L272 assume 0 == ~st3~0; 44707#L273 assume ~send3~0 == ~id3~0; 44728#L274 assume 0 == ~mode3~0 % 256; 44763#L275 assume ~id4~0 >= 0; 44637#L276 assume 0 == ~st4~0; 44638#L277 assume ~send4~0 == ~id4~0; 44784#L278 assume 0 == ~mode4~0 % 256; 44724#L279 assume ~id5~0 >= 0; 44725#L280 assume 0 == ~st5~0; 44664#L281 assume ~send5~0 == ~id5~0; 44639#L282 assume 0 == ~mode5~0 % 256; 44640#L283 assume ~id6~0 >= 0; 44731#L284 assume 0 == ~st6~0; 44732#L285 assume ~send6~0 == ~id6~0; 44760#L286 assume 0 == ~mode6~0 % 256; 44739#L287 assume ~id7~0 >= 0; 44686#L288 assume 0 == ~st7~0; 44687#L289 assume ~send7~0 == ~id7~0; 44697#L290 assume 0 == ~mode7~0 % 256; 44751#L291 assume ~id1~0 != ~id2~0; 44752#L292 assume ~id1~0 != ~id3~0; 44766#L293 assume ~id1~0 != ~id4~0; 44774#L294 assume ~id1~0 != ~id5~0; 44645#L295 assume ~id1~0 != ~id6~0; 44646#L296 assume ~id1~0 != ~id7~0; 44696#L297 assume ~id2~0 != ~id3~0; 44693#L298 assume ~id2~0 != ~id4~0; 44694#L299 assume ~id2~0 != ~id5~0; 44701#L300 assume ~id2~0 != ~id6~0; 44741#L301 assume ~id2~0 != ~id7~0; 44757#L302 assume ~id3~0 != ~id4~0; 44758#L303 assume ~id3~0 != ~id5~0; 44770#L304 assume ~id3~0 != ~id6~0; 44733#L305 assume ~id3~0 != ~id7~0; 44734#L306 assume ~id4~0 != ~id5~0; 44750#L307 assume ~id4~0 != ~id6~0; 44654#L308 assume ~id4~0 != ~id7~0; 44655#L309 assume ~id5~0 != ~id6~0; 44749#L310 assume ~id5~0 != ~id7~0; 44717#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 44682#L262-1 init_#res#1 := init_~tmp~0#1; 44683#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 44705#L24 assume !(0 == assume_abort_if_not_~cond#1); 44662#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;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 44663#L547-2 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; 44828#L87 assume !(0 != ~mode1~0 % 256); 44827#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 44826#L101-2 ~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; 44825#L87-2 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; 44824#L113 assume !(0 != ~mode2~0 % 256); 44823#L126 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 44822#L126-2 ~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; 44821#L113-2 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; 44820#L138 assume !(0 != ~mode3~0 % 256); 44819#L151 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 44818#L151-2 ~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; 44817#L138-2 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; 44816#L163 assume !(0 != ~mode4~0 % 256); 44815#L176 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 44814#L176-2 ~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; 44813#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 44812#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 44810#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 44807#L191-1 ~mode5~0 := 0; 44804#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 44801#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 44802#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 45103#L216-1 ~mode6~0 := 0; 45101#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 45097#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 45087#L241 [2022-07-23 15:50:56,568 INFO L754 eck$LassoCheckResult]: Loop: 45087#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 45081#L241-1 ~mode7~0 := 0; 45077#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 45073#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 45067#L472 assume !(~r1~0 % 256 >= 7); 45068#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 45064#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 45060#L471-1 check_#res#1 := check_~tmp~1#1; 45056#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 45052#L582 assume !(0 == assert_~arg#1 % 256); 45048#L577 assume { :end_inline_assert } true; 45044#L547-2 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; 45041#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 45039#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 45017#L91-1 ~mode1~0 := 0; 45013#L87-2 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; 45006#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 45002#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 44993#L116-1 ~mode2~0 := 0; 44991#L113-2 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; 44989#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 44975#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 44968#L141-1 ~mode3~0 := 0; 44965#L138-2 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; 44962#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 44954#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 44949#L166-1 ~mode4~0 := 0; 44946#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 44943#L188 assume !(0 != ~mode5~0 % 256); 44940#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 44937#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 44934#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 44931#L213 assume !(0 != ~mode6~0 % 256); 44925#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 44922#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 44923#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 44914#L238 assume !(0 != ~mode7~0 % 256); 44915#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 44904#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 44905#L238-2 assume { :end_inline_node7 } 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;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 45226#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 45221#L472 assume !(~r1~0 % 256 >= 7); 45216#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 45209#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 45204#L471-1 check_#res#1 := check_~tmp~1#1; 45193#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 45191#L582 assume !(0 == assert_~arg#1 % 256); 45189#L577 assume { :end_inline_assert } true; 45187#L547-2 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; 45185#L87 assume !(0 != ~mode1~0 % 256); 45182#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 45179#L101-2 ~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; 45176#L87-2 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; 45173#L113 assume !(0 != ~mode2~0 % 256); 45170#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 45167#L126-2 ~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; 45164#L113-2 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; 45161#L138 assume !(0 != ~mode3~0 % 256); 45158#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 45155#L151-2 ~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; 45152#L138-2 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; 45149#L163 assume !(0 != ~mode4~0 % 256); 45144#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 45141#L176-2 ~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; 45138#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 45136#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 45130#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 45126#L191-1 ~mode5~0 := 0; 45123#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 45120#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 45105#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 45102#L216-1 ~mode6~0 := 0; 45100#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 45099#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 45087#L241 [2022-07-23 15:50:56,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:56,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1801715877, now seen corresponding path program 2 times [2022-07-23 15:50:56,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:56,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730855383] [2022-07-23 15:50:56,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:56,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:50:56,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:50:56,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:50:56,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730855383] [2022-07-23 15:50:56,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730855383] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:50:56,599 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:50:56,599 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:50:56,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635932968] [2022-07-23 15:50:56,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:50:56,600 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:50:56,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:50:56,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1595709257, now seen corresponding path program 1 times [2022-07-23 15:50:56,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:50:56,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210350552] [2022-07-23 15:50:56,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:50:56,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:50:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:56,614 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:50:56,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:50:56,648 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:50:59,576 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:50:59,577 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:50:59,577 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:50:59,577 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:50:59,577 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-23 15:50:59,577 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:50:59,577 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:50:59,577 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:50:59,577 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c_Iteration22_Loop [2022-07-23 15:50:59,577 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:50:59,578 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:50:59,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,130 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,133 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:00,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:51:01,191 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2022-07-23 15:51:03,200 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 38880 conjuctions. This might take some time...