./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/loops/insertion_sort-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6c24879c 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/loops/insertion_sort-2.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 e6909fdbd47ee7cc9ac1cfcb139a86d0e022eb1f9eab8a625d6818fa3999b29d --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 03:58:03,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 03:58:03,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 03:58:03,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 03:58:03,449 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 03:58:03,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 03:58:03,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 03:58:03,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 03:58:03,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 03:58:03,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 03:58:03,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 03:58:03,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 03:58:03,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 03:58:03,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 03:58:03,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 03:58:03,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 03:58:03,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 03:58:03,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 03:58:03,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 03:58:03,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 03:58:03,474 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 03:58:03,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 03:58:03,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 03:58:03,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 03:58:03,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 03:58:03,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 03:58:03,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 03:58:03,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 03:58:03,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 03:58:03,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 03:58:03,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 03:58:03,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 03:58:03,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 03:58:03,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 03:58:03,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 03:58:03,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 03:58:03,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 03:58:03,488 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 03:58:03,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 03:58:03,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 03:58:03,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 03:58:03,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 03:58:03,491 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-13 03:58:03,504 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 03:58:03,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 03:58:03,504 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 03:58:03,504 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 03:58:03,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 03:58:03,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 03:58:03,506 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 03:58:03,506 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-13 03:58:03,506 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-13 03:58:03,507 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-13 03:58:03,507 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-13 03:58:03,507 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-13 03:58:03,507 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-13 03:58:03,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 03:58:03,508 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 03:58:03,508 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 03:58:03,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 03:58:03,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 03:58:03,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 03:58:03,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-13 03:58:03,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-13 03:58:03,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-13 03:58:03,509 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 03:58:03,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 03:58:03,510 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-13 03:58:03,510 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 03:58:03,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-13 03:58:03,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 03:58:03,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 03:58:03,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 03:58:03,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 03:58:03,511 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-13 03:58:03,511 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6909fdbd47ee7cc9ac1cfcb139a86d0e022eb1f9eab8a625d6818fa3999b29d [2022-07-13 03:58:03,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 03:58:03,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 03:58:03,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 03:58:03,698 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 03:58:03,699 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 03:58:03,700 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/insertion_sort-2.c [2022-07-13 03:58:03,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4d48c372/8c02ef78d6f9449e8f922aec263252fc/FLAGb882e83db [2022-07-13 03:58:04,131 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 03:58:04,132 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/insertion_sort-2.c [2022-07-13 03:58:04,137 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4d48c372/8c02ef78d6f9449e8f922aec263252fc/FLAGb882e83db [2022-07-13 03:58:04,146 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4d48c372/8c02ef78d6f9449e8f922aec263252fc [2022-07-13 03:58:04,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 03:58:04,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 03:58:04,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 03:58:04,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 03:58:04,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 03:58:04,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 03:58:04" (1/1) ... [2022-07-13 03:58:04,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30652214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:04, skipping insertion in model container [2022-07-13 03:58:04,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 03:58:04" (1/1) ... [2022-07-13 03:58:04,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 03:58:04,167 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 03:58:04,284 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/loops/insertion_sort-2.c[328,341] [2022-07-13 03:58:04,305 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 03:58:04,313 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 03:58:04,324 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/loops/insertion_sort-2.c[328,341] [2022-07-13 03:58:04,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 03:58:04,353 INFO L208 MainTranslator]: Completed translation [2022-07-13 03:58:04,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:04 WrapperNode [2022-07-13 03:58:04,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 03:58:04,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 03:58:04,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 03:58:04,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 03:58:04,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:04" (1/1) ... [2022-07-13 03:58:04,375 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:04" (1/1) ... [2022-07-13 03:58:04,402 INFO L137 Inliner]: procedures = 15, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2022-07-13 03:58:04,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 03:58:04,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 03:58:04,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 03:58:04,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 03:58:04,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:04" (1/1) ... [2022-07-13 03:58:04,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:04" (1/1) ... [2022-07-13 03:58:04,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:04" (1/1) ... [2022-07-13 03:58:04,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:04" (1/1) ... [2022-07-13 03:58:04,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:04" (1/1) ... [2022-07-13 03:58:04,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:04" (1/1) ... [2022-07-13 03:58:04,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:04" (1/1) ... [2022-07-13 03:58:04,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 03:58:04,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 03:58:04,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 03:58:04,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 03:58:04,443 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:04" (1/1) ... [2022-07-13 03:58:04,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:04,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:04,470 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) [2022-07-13 03:58:04,475 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 [2022-07-13 03:58:04,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 03:58:04,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 03:58:04,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-13 03:58:04,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-13 03:58:04,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 03:58:04,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 03:58:04,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-13 03:58:04,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 03:58:04,543 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 03:58:04,545 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 03:58:04,651 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 03:58:04,655 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 03:58:04,655 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-13 03:58:04,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:58:04 BoogieIcfgContainer [2022-07-13 03:58:04,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 03:58:04,657 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-13 03:58:04,657 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-13 03:58:04,659 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-13 03:58:04,660 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:58:04,660 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.07 03:58:04" (1/3) ... [2022-07-13 03:58:04,661 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@10fd91fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 03:58:04, skipping insertion in model container [2022-07-13 03:58:04,661 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:58:04,661 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:04" (2/3) ... [2022-07-13 03:58:04,661 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@10fd91fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 03:58:04, skipping insertion in model container [2022-07-13 03:58:04,661 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:58:04,661 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:58:04" (3/3) ... [2022-07-13 03:58:04,662 INFO L354 chiAutomizerObserver]: Analyzing ICFG insertion_sort-2.c [2022-07-13 03:58:04,698 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-13 03:58:04,698 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-13 03:58:04,698 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-13 03:58:04,698 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-13 03:58:04,698 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-13 03:58:04,698 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-13 03:58:04,698 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-13 03:58:04,699 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-13 03:58:04,702 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 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) [2022-07-13 03:58:04,716 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-13 03:58:04,716 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:04,716 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:04,721 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-13 03:58:04,721 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 03:58:04,721 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-13 03:58:04,721 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 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) [2022-07-13 03:58:04,723 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-13 03:58:04,723 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:04,724 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:04,724 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-13 03:58:04,724 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 03:58:04,729 INFO L752 eck$LassoCheckResult]: Stem: 5#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(19, 2);call #Ultimate.allocInit(12, 3); 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 11#L17-3true [2022-07-13 03:58:04,729 INFO L754 eck$LassoCheckResult]: Loop: 11#L17-3true assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 15#L17-2true main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11#L17-3true [2022-07-13 03:58:04,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:04,735 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-07-13 03:58:04,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:04,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240376059] [2022-07-13 03:58:04,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:04,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:04,877 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:04,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:04,924 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:04,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:04,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2022-07-13 03:58:04,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:04,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713056956] [2022-07-13 03:58:04,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:04,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:04,946 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:04,964 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:04,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:04,967 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2022-07-13 03:58:04,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:04,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558299176] [2022-07-13 03:58:04,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:04,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:04,998 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:05,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:05,032 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:05,353 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:58:05,353 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:58:05,353 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:58:05,354 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:58:05,354 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:58:05,354 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:05,354 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:58:05,354 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:58:05,354 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2.c_Iteration1_Lasso [2022-07-13 03:58:05,354 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:58:05,354 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:58:05,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:05,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:06,189 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:58:06,192 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:58:06,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:06,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:06,195 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) [2022-07-13 03:58:06,207 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 [2022-07-13 03:58:06,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:06,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:06,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:06,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:06,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:06,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:06,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:06,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:06,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:06,256 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:06,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:06,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:06,258 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) [2022-07-13 03:58:06,261 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 [2022-07-13 03:58:06,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:06,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:06,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:06,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:06,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:06,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:06,269 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:06,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:06,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:06,307 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 [2022-07-13 03:58:06,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:06,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:06,309 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) [2022-07-13 03:58:06,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:06,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:06,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:06,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:06,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:06,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:06,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:06,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:06,326 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 [2022-07-13 03:58:06,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:06,351 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 [2022-07-13 03:58:06,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:06,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:06,352 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) [2022-07-13 03:58:06,353 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 [2022-07-13 03:58:06,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:06,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:06,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:06,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:06,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:06,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:06,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:06,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:06,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:06,382 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 [2022-07-13 03:58:06,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:06,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:06,383 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) [2022-07-13 03:58:06,384 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 [2022-07-13 03:58:06,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:06,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:06,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:06,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:06,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:06,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:06,395 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:06,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:06,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:06,433 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 [2022-07-13 03:58:06,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:06,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:06,434 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) [2022-07-13 03:58:06,435 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 [2022-07-13 03:58:06,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:06,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:06,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:06,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:06,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:06,446 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:06,446 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:06,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:06,473 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 [2022-07-13 03:58:06,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:06,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:06,475 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) [2022-07-13 03:58:06,476 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 [2022-07-13 03:58:06,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:06,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:06,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:06,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:06,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:06,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:06,484 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:06,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:06,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:06,501 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 [2022-07-13 03:58:06,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:06,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:06,502 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) [2022-07-13 03:58:06,503 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 [2022-07-13 03:58:06,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:06,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:06,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:06,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:06,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:06,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:06,512 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:06,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:06,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:06,542 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-07-13 03:58:06,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:06,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:06,544 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) [2022-07-13 03:58:06,545 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 [2022-07-13 03:58:06,547 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 [2022-07-13 03:58:06,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:06,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:06,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:06,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:06,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:06,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:06,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:06,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:06,597 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 [2022-07-13 03:58:06,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:06,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:06,616 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) [2022-07-13 03:58:06,618 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 [2022-07-13 03:58:06,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:06,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:06,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:06,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:06,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:06,628 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:06,628 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:06,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:06,652 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:06,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:06,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:06,654 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) [2022-07-13 03:58:06,654 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 [2022-07-13 03:58:06,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:06,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:06,663 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-07-13 03:58:06,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:06,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:06,679 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-07-13 03:58:06,679 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:06,694 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:58:06,744 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-07-13 03:58:06,745 INFO L444 ModelExtractionUtils]: 9 out of 25 variables were initially zero. Simplification set additionally 12 variables to zero. [2022-07-13 03:58:06,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:06,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:06,756 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) [2022-07-13 03:58:06,758 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 [2022-07-13 03:58:06,759 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:58:06,790 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 03:58:06,790 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:58:06,790 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~#v~0#1.offset, ULTIMATE.start_main_~j~0#1, v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_1) = -1*ULTIMATE.start_main_~#v~0#1.offset - 4*ULTIMATE.start_main_~j~0#1 + 1*v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_1 Supporting invariants [] [2022-07-13 03:58:06,831 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 [2022-07-13 03:58:06,843 INFO L293 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2022-07-13 03:58:06,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:06,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 03:58:06,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:06,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:06,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 03:58:06,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:06,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:58:06,943 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-13 03:58:06,944 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 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 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:58:06,978 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 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 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 41 states and 61 transitions. Complement of second has 8 states. [2022-07-13 03:58:06,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 03:58:06,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:58:06,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 30 transitions. [2022-07-13 03:58:06,986 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 2 letters. Loop has 2 letters. [2022-07-13 03:58:06,986 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:06,986 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 4 letters. Loop has 2 letters. [2022-07-13 03:58:06,986 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:06,986 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 2 letters. Loop has 4 letters. [2022-07-13 03:58:06,986 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:06,987 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 61 transitions. [2022-07-13 03:58:06,989 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-13 03:58:06,991 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 18 states and 26 transitions. [2022-07-13 03:58:06,992 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-07-13 03:58:06,992 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2022-07-13 03:58:06,992 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 26 transitions. [2022-07-13 03:58:06,993 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 03:58:06,993 INFO L369 hiAutomatonCegarLoop]: Abstraction has 18 states and 26 transitions. [2022-07-13 03:58:07,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 26 transitions. [2022-07-13 03:58:07,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-07-13 03:58:07,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 17 states have internal predecessors, (26), 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) [2022-07-13 03:58:07,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 26 transitions. [2022-07-13 03:58:07,010 INFO L392 hiAutomatonCegarLoop]: Abstraction has 18 states and 26 transitions. [2022-07-13 03:58:07,010 INFO L374 stractBuchiCegarLoop]: Abstraction has 18 states and 26 transitions. [2022-07-13 03:58:07,010 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-13 03:58:07,010 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 26 transitions. [2022-07-13 03:58:07,011 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-13 03:58:07,011 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:07,011 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:07,011 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-13 03:58:07,011 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-13 03:58:07,011 INFO L752 eck$LassoCheckResult]: Stem: 132#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(19, 2);call #Ultimate.allocInit(12, 3); 133#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 137#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 138#L17-4 main_~j~0#1 := 1; 130#L19-3 [2022-07-13 03:58:07,011 INFO L754 eck$LassoCheckResult]: Loop: 130#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 126#L22-5 assume !true; 127#L22-6 call write~int(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 129#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 130#L19-3 [2022-07-13 03:58:07,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:07,012 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 1 times [2022-07-13 03:58:07,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:07,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954801047] [2022-07-13 03:58:07,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:07,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:07,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:07,022 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:07,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:07,039 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:07,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:07,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1680277, now seen corresponding path program 1 times [2022-07-13 03:58:07,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:07,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711666971] [2022-07-13 03:58:07,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:07,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:07,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:58:07,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 03:58:07,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711666971] [2022-07-13 03:58:07,071 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711666971] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 03:58:07,071 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 03:58:07,072 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 03:58:07,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691467031] [2022-07-13 03:58:07,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 03:58:07,075 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-13 03:58:07,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 03:58:07,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-13 03:58:07,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 03:58:07,078 INFO L87 Difference]: Start difference. First operand 18 states and 26 transitions. cyclomatic complexity: 11 Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:58:07,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 03:58:07,082 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2022-07-13 03:58:07,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 03:58:07,082 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions. [2022-07-13 03:58:07,084 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2022-07-13 03:58:07,084 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 17 states and 22 transitions. [2022-07-13 03:58:07,085 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-07-13 03:58:07,085 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-07-13 03:58:07,085 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 22 transitions. [2022-07-13 03:58:07,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 03:58:07,085 INFO L369 hiAutomatonCegarLoop]: Abstraction has 17 states and 22 transitions. [2022-07-13 03:58:07,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 22 transitions. [2022-07-13 03:58:07,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2022-07-13 03:58:07,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:58:07,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 22 transitions. [2022-07-13 03:58:07,086 INFO L392 hiAutomatonCegarLoop]: Abstraction has 17 states and 22 transitions. [2022-07-13 03:58:07,086 INFO L374 stractBuchiCegarLoop]: Abstraction has 17 states and 22 transitions. [2022-07-13 03:58:07,086 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-13 03:58:07,086 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 22 transitions. [2022-07-13 03:58:07,087 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2022-07-13 03:58:07,087 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:07,087 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:07,087 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-13 03:58:07,087 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:58:07,087 INFO L752 eck$LassoCheckResult]: Stem: 173#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); 174#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 177#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 178#L17-4 main_~j~0#1 := 1; 168#L19-3 [2022-07-13 03:58:07,087 INFO L754 eck$LassoCheckResult]: Loop: 168#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 169#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 170#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 175#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 183#L22-6 call write~int(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 167#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 168#L19-3 [2022-07-13 03:58:07,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:07,088 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 2 times [2022-07-13 03:58:07,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:07,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045197651] [2022-07-13 03:58:07,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:07,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:07,096 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:07,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:07,112 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:07,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:07,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1602376654, now seen corresponding path program 1 times [2022-07-13 03:58:07,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:07,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167418178] [2022-07-13 03:58:07,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:07,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:07,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:07,138 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:07,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:07,146 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:07,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:07,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1970717784, now seen corresponding path program 1 times [2022-07-13 03:58:07,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:07,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144059195] [2022-07-13 03:58:07,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:07,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:07,270 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 [2022-07-13 03:58:07,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:58:07,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 03:58:07,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144059195] [2022-07-13 03:58:07,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144059195] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 03:58:07,321 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 03:58:07,321 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 03:58:07,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775864532] [2022-07-13 03:58:07,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 03:58:07,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 03:58:07,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 03:58:07,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-13 03:58:07,431 INFO L87 Difference]: Start difference. First operand 17 states and 22 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:58:07,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 03:58:07,502 INFO L93 Difference]: Finished difference Result 22 states and 26 transitions. [2022-07-13 03:58:07,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 03:58:07,503 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 26 transitions. [2022-07-13 03:58:07,504 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2022-07-13 03:58:07,504 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 18 states and 22 transitions. [2022-07-13 03:58:07,504 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-07-13 03:58:07,504 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-07-13 03:58:07,504 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 22 transitions. [2022-07-13 03:58:07,504 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 03:58:07,504 INFO L369 hiAutomatonCegarLoop]: Abstraction has 18 states and 22 transitions. [2022-07-13 03:58:07,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 22 transitions. [2022-07-13 03:58:07,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2022-07-13 03:58:07,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 16 states have internal predecessors, (21), 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) [2022-07-13 03:58:07,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2022-07-13 03:58:07,506 INFO L392 hiAutomatonCegarLoop]: Abstraction has 17 states and 21 transitions. [2022-07-13 03:58:07,506 INFO L374 stractBuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2022-07-13 03:58:07,506 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-13 03:58:07,506 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 21 transitions. [2022-07-13 03:58:07,506 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2022-07-13 03:58:07,506 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:07,506 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:07,507 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:58:07,507 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:58:07,507 INFO L752 eck$LassoCheckResult]: Stem: 222#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); 223#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 228#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 229#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 230#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 231#L17-4 main_~j~0#1 := 1; 221#L19-3 [2022-07-13 03:58:07,507 INFO L754 eck$LassoCheckResult]: Loop: 221#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 218#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 219#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 224#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 234#L22-6 call write~int(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 220#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 221#L19-3 [2022-07-13 03:58:07,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:07,507 INFO L85 PathProgramCache]: Analyzing trace with hash 889660429, now seen corresponding path program 1 times [2022-07-13 03:58:07,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:07,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153092123] [2022-07-13 03:58:07,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:07,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:07,516 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:07,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:07,523 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:07,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:07,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1602376654, now seen corresponding path program 2 times [2022-07-13 03:58:07,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:07,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717065521] [2022-07-13 03:58:07,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:07,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:07,532 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:07,538 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:07,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:07,543 INFO L85 PathProgramCache]: Analyzing trace with hash 1315520218, now seen corresponding path program 1 times [2022-07-13 03:58:07,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:07,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607556298] [2022-07-13 03:58:07,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:07,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:07,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:58:07,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 03:58:07,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607556298] [2022-07-13 03:58:07,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607556298] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 03:58:07,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1131327732] [2022-07-13 03:58:07,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:07,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 03:58:07,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:07,730 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 03:58:07,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-07-13 03:58:07,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:07,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-13 03:58:07,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:07,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:58:07,807 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 03:58:07,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:58:07,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1131327732] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 03:58:07,873 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 03:58:07,873 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2022-07-13 03:58:07,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814100197] [2022-07-13 03:58:07,874 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 03:58:07,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 03:58:07,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-13 03:58:07,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-07-13 03:58:07,981 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. cyclomatic complexity: 7 Second operand has 13 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:58:08,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 03:58:08,110 INFO L93 Difference]: Finished difference Result 35 states and 42 transitions. [2022-07-13 03:58:08,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-13 03:58:08,111 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 42 transitions. [2022-07-13 03:58:08,112 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 17 [2022-07-13 03:58:08,112 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 31 states and 38 transitions. [2022-07-13 03:58:08,112 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2022-07-13 03:58:08,112 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2022-07-13 03:58:08,112 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 38 transitions. [2022-07-13 03:58:08,113 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 03:58:08,113 INFO L369 hiAutomatonCegarLoop]: Abstraction has 31 states and 38 transitions. [2022-07-13 03:58:08,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 38 transitions. [2022-07-13 03:58:08,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 19. [2022-07-13 03:58:08,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 18 states have internal predecessors, (23), 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) [2022-07-13 03:58:08,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2022-07-13 03:58:08,114 INFO L392 hiAutomatonCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-07-13 03:58:08,114 INFO L374 stractBuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-07-13 03:58:08,114 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-13 03:58:08,114 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 23 transitions. [2022-07-13 03:58:08,114 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2022-07-13 03:58:08,114 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:08,114 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:08,115 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1] [2022-07-13 03:58:08,115 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:58:08,115 INFO L752 eck$LassoCheckResult]: Stem: 365#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); 366#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 368#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 369#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 370#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 371#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 376#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 372#L17-4 main_~j~0#1 := 1; 361#L19-3 [2022-07-13 03:58:08,115 INFO L754 eck$LassoCheckResult]: Loop: 361#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 358#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 359#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 362#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 375#L22-6 call write~int(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 360#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 361#L19-3 [2022-07-13 03:58:08,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:08,115 INFO L85 PathProgramCache]: Analyzing trace with hash 265236367, now seen corresponding path program 2 times [2022-07-13 03:58:08,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:08,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886488608] [2022-07-13 03:58:08,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:08,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:08,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:08,130 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:08,149 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:08,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:08,150 INFO L85 PathProgramCache]: Analyzing trace with hash 1602376654, now seen corresponding path program 3 times [2022-07-13 03:58:08,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:08,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266854402] [2022-07-13 03:58:08,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:08,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:08,162 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:08,166 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:08,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:08,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1264115492, now seen corresponding path program 2 times [2022-07-13 03:58:08,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:08,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358747982] [2022-07-13 03:58:08,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:08,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:08,198 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:08,218 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:08,565 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:58:08,565 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:58:08,565 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:58:08,565 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:58:08,566 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:58:08,566 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,566 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:58:08,566 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:58:08,566 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2.c_Iteration5_Lasso [2022-07-13 03:58:08,566 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:58:08,566 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:58:08,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:08,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:08,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:08,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:08,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:08,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:08,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:08,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:08,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:08,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:08,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:08,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:08,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:08,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:08,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:08,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:09,088 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:58:09,088 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:58:09,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,089 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) [2022-07-13 03:58:09,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:09,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,103 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:09,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:09,105 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 [2022-07-13 03:58:09,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,130 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 [2022-07-13 03:58:09,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,131 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) [2022-07-13 03:58:09,132 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 [2022-07-13 03:58:09,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:09,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,183 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:09,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:09,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,206 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 [2022-07-13 03:58:09,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,227 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) [2022-07-13 03:58:09,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:09,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,237 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:09,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:09,238 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 [2022-07-13 03:58:09,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,271 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-07-13 03:58:09,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,272 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) [2022-07-13 03:58:09,273 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 [2022-07-13 03:58:09,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,283 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:09,283 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:09,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,328 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 [2022-07-13 03:58:09,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,330 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) [2022-07-13 03:58:09,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,345 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 [2022-07-13 03:58:09,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:09,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,352 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:09,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:09,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,381 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 [2022-07-13 03:58:09,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,382 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) [2022-07-13 03:58:09,384 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 [2022-07-13 03:58:09,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:09,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,395 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:09,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:09,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,429 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 [2022-07-13 03:58:09,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,430 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) [2022-07-13 03:58:09,431 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 [2022-07-13 03:58:09,433 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 [2022-07-13 03:58:09,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:09,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:09,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:09,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,482 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 [2022-07-13 03:58:09,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,483 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) [2022-07-13 03:58:09,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:09,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,499 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:09,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:09,500 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 [2022-07-13 03:58:09,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,525 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:09,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,527 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) [2022-07-13 03:58:09,528 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 [2022-07-13 03:58:09,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,536 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:09,536 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:09,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,561 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:09,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,563 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) [2022-07-13 03:58:09,564 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 [2022-07-13 03:58:09,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,573 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:09,573 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:09,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,604 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-07-13 03:58:09,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,605 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) [2022-07-13 03:58:09,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,620 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 [2022-07-13 03:58:09,621 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:09,621 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:09,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,645 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 [2022-07-13 03:58:09,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,647 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) [2022-07-13 03:58:09,648 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 [2022-07-13 03:58:09,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,657 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:09,657 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:09,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,686 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-07-13 03:58:09,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,688 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) [2022-07-13 03:58:09,689 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 [2022-07-13 03:58:09,690 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 [2022-07-13 03:58:09,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,697 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:09,697 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:09,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,714 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-07-13 03:58:09,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,716 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) [2022-07-13 03:58:09,716 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 [2022-07-13 03:58:09,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,726 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:09,726 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:09,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,750 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-07-13 03:58:09,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,751 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) [2022-07-13 03:58:09,753 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 [2022-07-13 03:58:09,753 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 [2022-07-13 03:58:09,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,760 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:09,760 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:09,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,777 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 [2022-07-13 03:58:09,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,778 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) [2022-07-13 03:58:09,778 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 [2022-07-13 03:58:09,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,787 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:09,787 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:09,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,812 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:09,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,813 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) [2022-07-13 03:58:09,814 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 [2022-07-13 03:58:09,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,823 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:09,823 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:09,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,853 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 [2022-07-13 03:58:09,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,855 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) [2022-07-13 03:58:09,855 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 [2022-07-13 03:58:09,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,864 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:09,864 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:09,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,889 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 [2022-07-13 03:58:09,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,892 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) [2022-07-13 03:58:09,892 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 [2022-07-13 03:58:09,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,902 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:09,902 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:09,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,931 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 [2022-07-13 03:58:09,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,933 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) [2022-07-13 03:58:09,934 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 [2022-07-13 03:58:09,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,941 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,942 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:09,942 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:09,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,959 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:09,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,961 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) [2022-07-13 03:58:09,961 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 [2022-07-13 03:58:09,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:09,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:09,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:09,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:09,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:09,970 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:09,970 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:09,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:09,993 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 [2022-07-13 03:58:09,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:09,994 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) [2022-07-13 03:58:09,995 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 [2022-07-13 03:58:09,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:10,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:10,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,005 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:10,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:10,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,023 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 [2022-07-13 03:58:10,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,024 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) [2022-07-13 03:58:10,025 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 [2022-07-13 03:58:10,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:10,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,037 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:10,037 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:10,051 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:58:10,087 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-07-13 03:58:10,087 INFO L444 ModelExtractionUtils]: 7 out of 19 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-07-13 03:58:10,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,089 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) [2022-07-13 03:58:10,091 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 [2022-07-13 03:58:10,092 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:58:10,099 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-13 03:58:10,099 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:58:10,099 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1) = -2*ULTIMATE.start_main_~j~0#1 + 3 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_2 + 8 >= 0] [2022-07-13 03:58:10,117 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 [2022-07-13 03:58:10,154 INFO L293 tatePredicateManager]: 14 out of 16 supporting invariants were superfluous and have been removed [2022-07-13 03:58:10,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:10,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:10,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-13 03:58:10,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:10,210 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-07-13 03:58:10,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:10,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-13 03:58:10,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:10,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:58:10,367 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2022-07-13 03:58:10,367 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 7 Second operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 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) [2022-07-13 03:58:10,464 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 7. Second operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 49 states and 64 transitions. Complement of second has 12 states. [2022-07-13 03:58:10,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 5 stem states 2 non-accepting loop states 2 accepting loop states [2022-07-13 03:58:10,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 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) [2022-07-13 03:58:10,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 28 transitions. [2022-07-13 03:58:10,465 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 28 transitions. Stem has 8 letters. Loop has 6 letters. [2022-07-13 03:58:10,466 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:10,466 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 28 transitions. Stem has 14 letters. Loop has 6 letters. [2022-07-13 03:58:10,466 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:10,466 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 28 transitions. Stem has 8 letters. Loop has 12 letters. [2022-07-13 03:58:10,466 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:10,466 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 49 states and 64 transitions. [2022-07-13 03:58:10,467 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 17 [2022-07-13 03:58:10,468 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 49 states to 42 states and 55 transitions. [2022-07-13 03:58:10,468 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2022-07-13 03:58:10,468 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2022-07-13 03:58:10,468 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 55 transitions. [2022-07-13 03:58:10,468 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:58:10,468 INFO L369 hiAutomatonCegarLoop]: Abstraction has 42 states and 55 transitions. [2022-07-13 03:58:10,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 55 transitions. [2022-07-13 03:58:10,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 32. [2022-07-13 03:58:10,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.375) internal successors, (44), 31 states have internal predecessors, (44), 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) [2022-07-13 03:58:10,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 44 transitions. [2022-07-13 03:58:10,470 INFO L392 hiAutomatonCegarLoop]: Abstraction has 32 states and 44 transitions. [2022-07-13 03:58:10,470 INFO L374 stractBuchiCegarLoop]: Abstraction has 32 states and 44 transitions. [2022-07-13 03:58:10,470 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-13 03:58:10,470 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 44 transitions. [2022-07-13 03:58:10,470 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-13 03:58:10,470 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:10,470 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:10,470 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1] [2022-07-13 03:58:10,470 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-13 03:58:10,471 INFO L752 eck$LassoCheckResult]: Stem: 591#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(19, 2);call #Ultimate.allocInit(12, 3); 592#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 594#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 595#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 609#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 608#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 607#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 606#L17-4 main_~j~0#1 := 1; 605#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 578#L22-5 [2022-07-13 03:58:10,471 INFO L754 eck$LassoCheckResult]: Loop: 578#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 579#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 601#L22-3 assume !!main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;call main_#t~mem11#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);call write~int(main_#t~mem11#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);havoc main_#t~mem11#1;main_~i~0#1 := main_~i~0#1 - 1; 578#L22-5 [2022-07-13 03:58:10,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:10,485 INFO L85 PathProgramCache]: Analyzing trace with hash -367607191, now seen corresponding path program 1 times [2022-07-13 03:58:10,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:10,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969428195] [2022-07-13 03:58:10,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:10,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:10,504 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:10,507 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:10,515 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:10,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:10,515 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 1 times [2022-07-13 03:58:10,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:10,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316080268] [2022-07-13 03:58:10,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:10,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:10,518 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:10,521 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:10,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:10,521 INFO L85 PathProgramCache]: Analyzing trace with hash 780806620, now seen corresponding path program 1 times [2022-07-13 03:58:10,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:10,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879119197] [2022-07-13 03:58:10,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:10,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:10,535 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:10,561 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:10,870 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:58:10,870 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:58:10,870 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:58:10,870 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:58:10,870 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:58:10,870 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,870 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:58:10,870 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:58:10,870 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2.c_Iteration6_Lasso [2022-07-13 03:58:10,870 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:58:10,870 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:58:10,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:10,875 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:11,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:11,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:11,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:11,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:11,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:11,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:11,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:11,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:11,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:11,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:11,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:11,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:11,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:11,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:11,539 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:58:11,539 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:58:11,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:11,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:11,541 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) [2022-07-13 03:58:11,541 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 [2022-07-13 03:58:11,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:11,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:11,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:11,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:11,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:11,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:11,550 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:11,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:11,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:11,579 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-07-13 03:58:11,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:11,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:11,580 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) [2022-07-13 03:58:11,581 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 [2022-07-13 03:58:11,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:11,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:11,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:11,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:11,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:11,591 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:11,591 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:11,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:11,609 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-07-13 03:58:11,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:11,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:11,610 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) [2022-07-13 03:58:11,610 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 [2022-07-13 03:58:11,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:11,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:11,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:11,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:11,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:11,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:11,619 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:11,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:11,651 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 [2022-07-13 03:58:11,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:11,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:11,652 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) [2022-07-13 03:58:11,653 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 [2022-07-13 03:58:11,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:11,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:11,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:11,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:11,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:11,662 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:11,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:11,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:11,688 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-07-13 03:58:11,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:11,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:11,690 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) [2022-07-13 03:58:11,690 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 [2022-07-13 03:58:11,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:11,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:11,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:11,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:11,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:11,699 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:11,699 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:11,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:11,721 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-07-13 03:58:11,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:11,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:11,729 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) [2022-07-13 03:58:11,730 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 [2022-07-13 03:58:11,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:11,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:11,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:11,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:11,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:11,739 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:11,740 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:11,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:11,767 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:11,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:11,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:11,769 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) [2022-07-13 03:58:11,770 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 [2022-07-13 03:58:11,772 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 [2022-07-13 03:58:11,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:11,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:11,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:11,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:11,779 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:11,779 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:11,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:11,811 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-07-13 03:58:11,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:11,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:11,812 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) [2022-07-13 03:58:11,813 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 [2022-07-13 03:58:11,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:11,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:11,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:11,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:11,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:11,822 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:11,822 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:11,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:11,839 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:11,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:11,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:11,840 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) [2022-07-13 03:58:11,841 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 [2022-07-13 03:58:11,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:11,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:11,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:11,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:11,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:11,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:11,854 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:11,862 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:58:11,878 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2022-07-13 03:58:11,878 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. [2022-07-13 03:58:11,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:11,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:11,880 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) [2022-07-13 03:58:11,880 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 [2022-07-13 03:58:11,882 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:58:11,902 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 03:58:11,903 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:58:11,903 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = 2*ULTIMATE.start_main_~i~0#1 + 1 Supporting invariants [] [2022-07-13 03:58:11,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:11,956 INFO L293 tatePredicateManager]: 15 out of 15 supporting invariants were superfluous and have been removed [2022-07-13 03:58:11,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:11,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 03:58:11,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:11,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:11,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-13 03:58:11,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:12,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:58:12,021 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-13 03:58:12,021 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 44 transitions. cyclomatic complexity: 17 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:58:12,049 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 44 transitions. cyclomatic complexity: 17. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 107 states and 139 transitions. Complement of second has 9 states. [2022-07-13 03:58:12,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-07-13 03:58:12,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:58:12,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 36 transitions. [2022-07-13 03:58:12,051 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 9 letters. Loop has 3 letters. [2022-07-13 03:58:12,051 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:12,051 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 12 letters. Loop has 3 letters. [2022-07-13 03:58:12,051 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:12,051 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 9 letters. Loop has 6 letters. [2022-07-13 03:58:12,052 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:12,052 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 107 states and 139 transitions. [2022-07-13 03:58:12,059 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 25 [2022-07-13 03:58:12,062 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 107 states to 75 states and 100 transitions. [2022-07-13 03:58:12,062 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2022-07-13 03:58:12,063 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 46 [2022-07-13 03:58:12,064 INFO L73 IsDeterministic]: Start isDeterministic. Operand 75 states and 100 transitions. [2022-07-13 03:58:12,064 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:58:12,064 INFO L369 hiAutomatonCegarLoop]: Abstraction has 75 states and 100 transitions. [2022-07-13 03:58:12,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states and 100 transitions. [2022-07-13 03:58:12,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 44. [2022-07-13 03:58:12,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.4318181818181819) internal successors, (63), 43 states have internal predecessors, (63), 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) [2022-07-13 03:58:12,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 63 transitions. [2022-07-13 03:58:12,074 INFO L392 hiAutomatonCegarLoop]: Abstraction has 44 states and 63 transitions. [2022-07-13 03:58:12,075 INFO L374 stractBuchiCegarLoop]: Abstraction has 44 states and 63 transitions. [2022-07-13 03:58:12,075 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-13 03:58:12,075 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 63 transitions. [2022-07-13 03:58:12,076 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-13 03:58:12,076 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:12,076 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:12,076 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1] [2022-07-13 03:58:12,076 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-13 03:58:12,076 INFO L752 eck$LassoCheckResult]: Stem: 854#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); 855#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 857#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 858#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 859#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 860#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 869#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 870#L17-4 main_~j~0#1 := 1; 877#L19-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 861#L19-4 main_~k~0#1 := 1; 856#L28-3 [2022-07-13 03:58:12,077 INFO L754 eck$LassoCheckResult]: Loop: 856#L28-3 assume !!(main_~k~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem13#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (main_~k~0#1 - 1), 4);call main_#t~mem14#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~k~0#1, 4);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if main_#t~mem13#1 <= main_#t~mem14#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 864#L6 assume !(0 == __VERIFIER_assert_~cond#1); 852#L6-2 assume { :end_inline___VERIFIER_assert } true;havoc main_#t~mem13#1;havoc main_#t~mem14#1; 853#L28-2 main_#t~post12#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 856#L28-3 [2022-07-13 03:58:12,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:12,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1489078955, now seen corresponding path program 1 times [2022-07-13 03:58:12,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:12,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596710028] [2022-07-13 03:58:12,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:12,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:12,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:12,140 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:58:12,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 03:58:12,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596710028] [2022-07-13 03:58:12,140 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596710028] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 03:58:12,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1747425417] [2022-07-13 03:58:12,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:12,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 03:58:12,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:12,142 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 03:58:12,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2022-07-13 03:58:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:12,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-13 03:58:12,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:12,226 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:58:12,226 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 03:58:12,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:58:12,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1747425417] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 03:58:12,271 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 03:58:12,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2022-07-13 03:58:12,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796014875] [2022-07-13 03:58:12,271 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 03:58:12,272 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 03:58:12,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:12,272 INFO L85 PathProgramCache]: Analyzing trace with hash 2716042, now seen corresponding path program 1 times [2022-07-13 03:58:12,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:12,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327280199] [2022-07-13 03:58:12,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:12,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:12,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,292 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,303 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:12,312 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:12,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 03:58:12,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-13 03:58:12,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-07-13 03:58:12,378 INFO L87 Difference]: Start difference. First operand 44 states and 63 transitions. cyclomatic complexity: 26 Second operand has 11 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:58:12,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 03:58:12,576 INFO L93 Difference]: Finished difference Result 55 states and 75 transitions. [2022-07-13 03:58:12,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-13 03:58:12,577 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 75 transitions. [2022-07-13 03:58:12,578 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 17 [2022-07-13 03:58:12,578 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 55 states and 75 transitions. [2022-07-13 03:58:12,578 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2022-07-13 03:58:12,578 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2022-07-13 03:58:12,578 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 75 transitions. [2022-07-13 03:58:12,578 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:58:12,578 INFO L369 hiAutomatonCegarLoop]: Abstraction has 55 states and 75 transitions. [2022-07-13 03:58:12,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 75 transitions. [2022-07-13 03:58:12,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 44. [2022-07-13 03:58:12,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.3863636363636365) internal successors, (61), 43 states have internal predecessors, (61), 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) [2022-07-13 03:58:12,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 61 transitions. [2022-07-13 03:58:12,580 INFO L392 hiAutomatonCegarLoop]: Abstraction has 44 states and 61 transitions. [2022-07-13 03:58:12,580 INFO L374 stractBuchiCegarLoop]: Abstraction has 44 states and 61 transitions. [2022-07-13 03:58:12,580 INFO L287 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-13 03:58:12,580 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 61 transitions. [2022-07-13 03:58:12,580 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-13 03:58:12,580 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:12,580 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:12,581 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 03:58:12,581 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:58:12,581 INFO L752 eck$LassoCheckResult]: Stem: 1036#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(19, 2);call #Ultimate.allocInit(12, 3); 1037#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 1043#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1044#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1045#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1046#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1066#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1065#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1064#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 1063#L17-4 main_~j~0#1 := 1; 1062#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 1061#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1038#L22-1 assume !main_#t~short10#1; 1039#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1055#L22-6 [2022-07-13 03:58:12,581 INFO L754 eck$LassoCheckResult]: Loop: 1055#L22-6 call write~int(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 1030#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 1031#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 1026#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1027#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 1067#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1055#L22-6 [2022-07-13 03:58:12,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:12,581 INFO L85 PathProgramCache]: Analyzing trace with hash -1798829030, now seen corresponding path program 1 times [2022-07-13 03:58:12,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:12,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924465229] [2022-07-13 03:58:12,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:12,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:12,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:12,606 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-07-13 03:58:12,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 03:58:12,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924465229] [2022-07-13 03:58:12,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924465229] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 03:58:12,607 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 03:58:12,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 03:58:12,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324929511] [2022-07-13 03:58:12,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 03:58:12,608 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 03:58:12,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:12,608 INFO L85 PathProgramCache]: Analyzing trace with hash -2104555122, now seen corresponding path program 4 times [2022-07-13 03:58:12,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:12,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523305836] [2022-07-13 03:58:12,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:12,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,613 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,618 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:12,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 03:58:12,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 03:58:12,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-13 03:58:12,728 INFO L87 Difference]: Start difference. First operand 44 states and 61 transitions. cyclomatic complexity: 24 Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:58:12,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 03:58:12,756 INFO L93 Difference]: Finished difference Result 68 states and 89 transitions. [2022-07-13 03:58:12,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-13 03:58:12,757 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 89 transitions. [2022-07-13 03:58:12,758 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 17 [2022-07-13 03:58:12,758 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 68 states and 89 transitions. [2022-07-13 03:58:12,758 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2022-07-13 03:58:12,758 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2022-07-13 03:58:12,758 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 89 transitions. [2022-07-13 03:58:12,758 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:58:12,758 INFO L369 hiAutomatonCegarLoop]: Abstraction has 68 states and 89 transitions. [2022-07-13 03:58:12,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 89 transitions. [2022-07-13 03:58:12,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 49. [2022-07-13 03:58:12,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 49 states have (on average 1.3673469387755102) internal successors, (67), 48 states have internal predecessors, (67), 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) [2022-07-13 03:58:12,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 67 transitions. [2022-07-13 03:58:12,760 INFO L392 hiAutomatonCegarLoop]: Abstraction has 49 states and 67 transitions. [2022-07-13 03:58:12,760 INFO L374 stractBuchiCegarLoop]: Abstraction has 49 states and 67 transitions. [2022-07-13 03:58:12,760 INFO L287 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-13 03:58:12,760 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 49 states and 67 transitions. [2022-07-13 03:58:12,760 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-13 03:58:12,760 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:12,761 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:12,761 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 03:58:12,761 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:58:12,761 INFO L752 eck$LassoCheckResult]: Stem: 1158#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(19, 2);call #Ultimate.allocInit(12, 3); 1159#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 1166#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1167#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1168#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1169#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1183#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1181#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1179#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 1180#L17-4 main_~j~0#1 := 1; 1185#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 1186#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1189#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 1184#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1177#L22-6 [2022-07-13 03:58:12,761 INFO L754 eck$LassoCheckResult]: Loop: 1177#L22-6 call write~int(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 1154#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 1155#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 1182#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1188#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 1187#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1177#L22-6 [2022-07-13 03:58:12,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:12,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1798829092, now seen corresponding path program 1 times [2022-07-13 03:58:12,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:12,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588771394] [2022-07-13 03:58:12,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:12,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,776 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,805 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:12,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:12,805 INFO L85 PathProgramCache]: Analyzing trace with hash -2104555122, now seen corresponding path program 5 times [2022-07-13 03:58:12,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:12,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906951108] [2022-07-13 03:58:12,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:12,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,812 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,815 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:12,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:12,817 INFO L85 PathProgramCache]: Analyzing trace with hash -2032696023, now seen corresponding path program 3 times [2022-07-13 03:58:12,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:12,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714978500] [2022-07-13 03:58:12,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:12,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:12,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,850 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,860 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:13,437 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:58:13,437 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:58:13,437 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:58:13,437 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:58:13,437 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:58:13,437 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:13,437 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:58:13,437 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:58:13,437 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2.c_Iteration9_Lasso [2022-07-13 03:58:13,437 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:58:13,437 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:58:13,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:13,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:13,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:13,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:13,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:13,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:13,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:13,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:13,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:13,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:13,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:13,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:13,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:13,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:13,586 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.IllegalArgumentException at de.uni_freiburg.informatik.ultimate.util.datastructures.ScopedHashMap.put(ScopedHashMap.java:331) at java.base/java.util.AbstractMap.putAll(AbstractMap.java:281) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.PureSubstitution.(PureSubstitution.java:81) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.(Substitution.java:48) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.apply(Substitution.java:59) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.replaceMapReads(MapEliminator.java:518) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.getRewrittenTransFormula(MapEliminator.java:342) at de.uni_freiburg.informatik.ultimate.lassoranker.preprocessors.MapEliminationLassoPreprocessor.process(MapEliminationLassoPreprocessor.java:109) at de.uni_freiburg.informatik.ultimate.lassoranker.variables.LassoBuilder.applyPreprocessor(LassoBuilder.java:154) at de.uni_freiburg.informatik.ultimate.lassoranker.variables.LassoBuilder.preprocess(LassoBuilder.java:262) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.preprocess(LassoAnalysis.java:280) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.(LassoAnalysis.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:601) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLassoTermination(LassoCheck.java:914) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:823) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:247) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:310) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:363) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-13 03:58:13,589 INFO L158 Benchmark]: Toolchain (without parser) took 9440.11ms. Allocated memory was 96.5MB in the beginning and 172.0MB in the end (delta: 75.5MB). Free memory was 59.6MB in the beginning and 104.2MB in the end (delta: -44.6MB). Peak memory consumption was 85.7MB. Max. memory is 16.1GB. [2022-07-13 03:58:13,589 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 96.5MB. Free memory was 76.0MB in the beginning and 76.0MB in the end (delta: 46.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 03:58:13,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.82ms. Allocated memory is still 96.5MB. Free memory was 59.3MB in the beginning and 72.5MB in the end (delta: -13.1MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2022-07-13 03:58:13,590 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.75ms. Allocated memory is still 96.5MB. Free memory was 72.3MB in the beginning and 70.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 03:58:13,590 INFO L158 Benchmark]: Boogie Preprocessor took 25.57ms. Allocated memory is still 96.5MB. Free memory was 70.8MB in the beginning and 69.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 03:58:13,590 INFO L158 Benchmark]: RCFGBuilder took 227.76ms. Allocated memory is still 96.5MB. Free memory was 69.5MB in the beginning and 58.6MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-13 03:58:13,591 INFO L158 Benchmark]: BuchiAutomizer took 8931.40ms. Allocated memory was 96.5MB in the beginning and 172.0MB in the end (delta: 75.5MB). Free memory was 58.4MB in the beginning and 104.2MB in the end (delta: -45.8MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. [2022-07-13 03:58:13,592 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 96.5MB. Free memory was 76.0MB in the beginning and 76.0MB in the end (delta: 46.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.82ms. Allocated memory is still 96.5MB. Free memory was 59.3MB in the beginning and 72.5MB in the end (delta: -13.1MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.75ms. Allocated memory is still 96.5MB. Free memory was 72.3MB in the beginning and 70.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.57ms. Allocated memory is still 96.5MB. Free memory was 70.8MB in the beginning and 69.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 227.76ms. Allocated memory is still 96.5MB. Free memory was 69.5MB in the beginning and 58.6MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 8931.40ms. Allocated memory was 96.5MB in the beginning and 172.0MB in the end (delta: 75.5MB). Free memory was 58.4MB in the beginning and 104.2MB in the end (delta: -45.8MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: IllegalArgumentException: null de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: IllegalArgumentException: null: de.uni_freiburg.informatik.ultimate.util.datastructures.ScopedHashMap.put(ScopedHashMap.java:331) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-13 03:58:13,612 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:13,837 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2022-07-13 03:58:14,021 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: null