./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/loops/insertion_sort-1.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-1.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 295b17c4ca5a4afcf4a0f36e9026f57ef5bd93d017747132380452b1ff4662bd --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 03:58:02,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 03:58:02,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 03:58:02,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 03:58:02,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 03:58:02,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 03:58:02,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 03:58:02,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 03:58:02,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 03:58:02,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 03:58:02,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 03:58:02,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 03:58:02,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 03:58:02,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 03:58:02,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 03:58:02,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 03:58:02,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 03:58:02,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 03:58:02,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 03:58:02,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 03:58:02,451 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 03:58:02,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 03:58:02,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 03:58:02,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 03:58:02,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 03:58:02,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 03:58:02,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 03:58:02,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 03:58:02,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 03:58:02,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 03:58:02,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 03:58:02,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 03:58:02,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 03:58:02,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 03:58:02,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 03:58:02,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 03:58:02,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 03:58:02,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 03:58:02,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 03:58:02,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 03:58:02,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 03:58:02,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 03:58:02,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-13 03:58:02,491 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 03:58:02,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 03:58:02,498 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 03:58:02,498 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 03:58:02,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 03:58:02,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 03:58:02,500 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 03:58:02,500 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-13 03:58:02,500 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-13 03:58:02,501 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-13 03:58:02,501 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-13 03:58:02,501 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-13 03:58:02,501 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-13 03:58:02,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 03:58:02,501 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 03:58:02,501 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 03:58:02,502 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 03:58:02,502 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 03:58:02,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 03:58:02,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-13 03:58:02,503 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-13 03:58:02,503 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-13 03:58:02,503 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 03:58:02,503 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 03:58:02,504 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-13 03:58:02,504 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 03:58:02,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-13 03:58:02,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 03:58:02,504 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 03:58:02,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 03:58:02,505 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 03:58:02,506 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-13 03:58:02,506 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 295b17c4ca5a4afcf4a0f36e9026f57ef5bd93d017747132380452b1ff4662bd [2022-07-13 03:58:02,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 03:58:02,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 03:58:02,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 03:58:02,730 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 03:58:02,731 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 03:58:02,732 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/insertion_sort-1.c [2022-07-13 03:58:02,786 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cbd947da/c0ef39792e0b4a5c9f1d5af61ecb03e2/FLAG341e93550 [2022-07-13 03:58:03,141 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 03:58:03,141 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/insertion_sort-1.c [2022-07-13 03:58:03,146 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cbd947da/c0ef39792e0b4a5c9f1d5af61ecb03e2/FLAG341e93550 [2022-07-13 03:58:03,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cbd947da/c0ef39792e0b4a5c9f1d5af61ecb03e2 [2022-07-13 03:58:03,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 03:58:03,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 03:58:03,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 03:58:03,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 03:58:03,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 03:58:03,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 03:58:03" (1/1) ... [2022-07-13 03:58:03,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a50730b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:03, skipping insertion in model container [2022-07-13 03:58:03,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 03:58:03" (1/1) ... [2022-07-13 03:58:03,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 03:58:03,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 03:58:03,284 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-1.c[328,341] [2022-07-13 03:58:03,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 03:58:03,307 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 03:58:03,317 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-1.c[328,341] [2022-07-13 03:58:03,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 03:58:03,344 INFO L208 MainTranslator]: Completed translation [2022-07-13 03:58:03,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:03 WrapperNode [2022-07-13 03:58:03,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 03:58:03,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 03:58:03,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 03:58:03,347 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 03:58:03,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:03" (1/1) ... [2022-07-13 03:58:03,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:03" (1/1) ... [2022-07-13 03:58:03,378 INFO L137 Inliner]: procedures = 15, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2022-07-13 03:58:03,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 03:58:03,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 03:58:03,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 03:58:03,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 03:58:03,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:03" (1/1) ... [2022-07-13 03:58:03,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:03" (1/1) ... [2022-07-13 03:58:03,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:03" (1/1) ... [2022-07-13 03:58:03,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:03" (1/1) ... [2022-07-13 03:58:03,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:03" (1/1) ... [2022-07-13 03:58:03,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:03" (1/1) ... [2022-07-13 03:58:03,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:03" (1/1) ... [2022-07-13 03:58:03,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 03:58:03,410 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 03:58:03,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 03:58:03,411 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 03:58:03,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:03" (1/1) ... [2022-07-13 03:58:03,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:03,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:03,432 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 03:58:03,461 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 03:58:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 03:58:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 03:58:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-13 03:58:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-13 03:58:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 03:58:03,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 03:58:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-13 03:58:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 03:58:03,525 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 03:58:03,526 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 03:58:03,699 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 03:58:03,706 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 03:58:03,707 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-13 03:58:03,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:58:03 BoogieIcfgContainer [2022-07-13 03:58:03,708 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 03:58:03,709 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-13 03:58:03,709 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-13 03:58:03,719 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-13 03:58:03,720 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:58:03,720 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.07 03:58:03" (1/3) ... [2022-07-13 03:58:03,721 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@405f95e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 03:58:03, skipping insertion in model container [2022-07-13 03:58:03,721 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:58:03,721 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:58:03" (2/3) ... [2022-07-13 03:58:03,721 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@405f95e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 03:58:03, skipping insertion in model container [2022-07-13 03:58:03,721 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:58:03,722 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:58:03" (3/3) ... [2022-07-13 03:58:03,723 INFO L354 chiAutomizerObserver]: Analyzing ICFG insertion_sort-1.c [2022-07-13 03:58:03,768 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-13 03:58:03,769 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-13 03:58:03,769 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-13 03:58:03,769 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-13 03:58:03,769 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-13 03:58:03,769 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-13 03:58:03,769 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-13 03:58:03,769 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-13 03:58:03,772 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 23 states, 22 states have (on average 1.5) internal successors, (33), 22 states have internal predecessors, (33), 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 03:58:03,782 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 15 [2022-07-13 03:58:03,782 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:03,782 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:03,786 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-13 03:58:03,786 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 03:58:03,786 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-13 03:58:03,786 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 23 states, 22 states have (on average 1.5) internal successors, (33), 22 states have internal predecessors, (33), 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 03:58:03,787 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 15 [2022-07-13 03:58:03,788 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:03,788 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:03,788 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-13 03:58:03,788 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 03:58:03,792 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 03:58:03,792 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 03:58:03,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:03,796 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-07-13 03:58:03,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:03,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912719600] [2022-07-13 03:58:03,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:03,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:03,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:03,867 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:03,894 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:03,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:03,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2022-07-13 03:58:03,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:03,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218010357] [2022-07-13 03:58:03,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:03,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:03,919 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:03,931 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:03,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:03,932 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2022-07-13 03:58:03,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:03,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628626397] [2022-07-13 03:58:03,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:03,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:03,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:03,955 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:03,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:03,971 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:04,262 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:58:04,263 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:58:04,263 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:58:04,263 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:58:04,263 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:58:04,263 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:04,263 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:58:04,263 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:58:04,263 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-1.c_Iteration1_Lasso [2022-07-13 03:58:04,264 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:58:04,264 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:58:04,277 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 03:58:04,281 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 03:58:04,283 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 03:58:04,284 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 03:58:04,286 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 03:58:04,288 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 03:58:04,292 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 03:58:04,295 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 03:58:04,297 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 03:58:04,542 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 03:58:04,545 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 03:58:04,547 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 03:58:04,549 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 03:58:04,551 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 03:58:04,552 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 03:58:04,554 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 03:58:04,555 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 03:58:05,084 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:58:05,087 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:58:05,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:05,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:05,090 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 03:58:05,091 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 03:58:05,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:05,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:05,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:05,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:05,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:05,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:05,102 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:05,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:05,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:05,139 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 03:58:05,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:05,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:05,141 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 03:58:05,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:05,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:05,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:05,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:05,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:05,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:05,154 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:05,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:05,154 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 03:58:05,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:05,195 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 03:58:05,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:05,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:05,204 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 03:58:05,206 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 03:58:05,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:05,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:05,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:05,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:05,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:05,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:05,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:05,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:05,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:05,245 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-07-13 03:58:05,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:05,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:05,246 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 03:58:05,248 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 03:58:05,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:05,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:05,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:05,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:05,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:05,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:05,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:05,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:05,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:05,280 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 03:58:05,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:05,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:05,281 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 03:58:05,282 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 03:58:05,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:05,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:05,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:05,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:05,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:05,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:05,290 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:05,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:05,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:05,307 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 03:58:05,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:05,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:05,308 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 03:58:05,309 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 03:58:05,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:05,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:05,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:05,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:05,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:05,328 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:05,328 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:05,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:05,360 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 03:58:05,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:05,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:05,362 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 03:58:05,380 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 03:58:05,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:05,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:05,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:05,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:05,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:05,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:05,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:05,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:05,401 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:05,416 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-07-13 03:58:05,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:05,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:05,418 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 03:58:05,419 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 03:58:05,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:05,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:05,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:05,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:05,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:05,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:05,427 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:05,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:05,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:05,457 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 03:58:05,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:05,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:05,459 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 03:58:05,460 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 03:58:05,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:05,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:05,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:05,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:05,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:05,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:05,470 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:05,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:05,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:05,487 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 03:58:05,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:05,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:05,489 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 03:58:05,494 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 03:58:05,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:05,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:05,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:05,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:05,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:05,503 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:05,503 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:05,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:05,524 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 03:58:05,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:05,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:05,526 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 03:58:05,527 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 03:58:05,529 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 03:58:05,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:05,535 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-07-13 03:58:05,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:05,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:05,552 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-07-13 03:58:05,552 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:05,568 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:58:05,605 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-07-13 03:58:05,605 INFO L444 ModelExtractionUtils]: 9 out of 25 variables were initially zero. Simplification set additionally 12 variables to zero. [2022-07-13 03:58:05,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:05,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:05,620 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 03:58:05,621 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 03:58:05,643 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:58:05,665 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 03:58:05,665 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:58:05,665 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 03:58:05,683 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 03:58:05,694 INFO L293 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2022-07-13 03:58:05,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:05,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 03:58:05,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:05,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 03:58:05,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:05,742 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 03:58:05,791 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 03:58:05,792 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 23 states, 22 states have (on average 1.5) internal successors, (33), 22 states have internal predecessors, (33), 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 03:58:05,832 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 23 states, 22 states have (on average 1.5) internal successors, (33), 22 states have internal predecessors, (33), 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 45 states and 67 transitions. Complement of second has 8 states. [2022-07-13 03:58:05,836 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 03:58:05,839 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 03:58:05,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 33 transitions. [2022-07-13 03:58:05,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 33 transitions. Stem has 2 letters. Loop has 2 letters. [2022-07-13 03:58:05,842 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:05,842 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 33 transitions. Stem has 4 letters. Loop has 2 letters. [2022-07-13 03:58:05,842 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:05,842 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 33 transitions. Stem has 2 letters. Loop has 4 letters. [2022-07-13 03:58:05,842 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:05,843 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 67 transitions. [2022-07-13 03:58:05,844 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2022-07-13 03:58:05,846 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 20 states and 29 transitions. [2022-07-13 03:58:05,847 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-07-13 03:58:05,847 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2022-07-13 03:58:05,847 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 29 transitions. [2022-07-13 03:58:05,848 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 03:58:05,848 INFO L369 hiAutomatonCegarLoop]: Abstraction has 20 states and 29 transitions. [2022-07-13 03:58:05,884 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 03:58:05,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 29 transitions. [2022-07-13 03:58:05,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2022-07-13 03:58:05,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.45) internal successors, (29), 19 states have internal predecessors, (29), 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 03:58:05,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 29 transitions. [2022-07-13 03:58:05,897 INFO L392 hiAutomatonCegarLoop]: Abstraction has 20 states and 29 transitions. [2022-07-13 03:58:05,897 INFO L374 stractBuchiCegarLoop]: Abstraction has 20 states and 29 transitions. [2022-07-13 03:58:05,897 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-13 03:58:05,897 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 29 transitions. [2022-07-13 03:58:05,898 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2022-07-13 03:58:05,898 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:05,898 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:05,898 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-13 03:58:05,898 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-13 03:58:05,899 INFO L752 eck$LassoCheckResult]: Stem: 138#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); 139#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; 142#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 143#L17-4 main_~j~0#1 := 1; 136#L19-3 [2022-07-13 03:58:05,899 INFO L754 eck$LassoCheckResult]: Loop: 136#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; 132#L22-5 assume !true; 133#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); 135#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 136#L19-3 [2022-07-13 03:58:05,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:05,900 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 1 times [2022-07-13 03:58:05,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:05,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099947165] [2022-07-13 03:58:05,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:05,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:05,909 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:05,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:05,920 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:05,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:05,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1687228, now seen corresponding path program 1 times [2022-07-13 03:58:05,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:05,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245535732] [2022-07-13 03:58:05,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:05,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:05,936 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 03:58:05,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 03:58:05,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245535732] [2022-07-13 03:58:05,937 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245535732] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 03:58:05,937 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 03:58:05,937 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 03:58:05,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039048893] [2022-07-13 03:58:05,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 03:58:05,939 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-13 03:58:05,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 03:58:05,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-13 03:58:05,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 03:58:05,942 INFO L87 Difference]: Start difference. First operand 20 states and 29 transitions. cyclomatic complexity: 12 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 03:58:05,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 03:58:05,945 INFO L93 Difference]: Finished difference Result 20 states and 26 transitions. [2022-07-13 03:58:05,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 03:58:05,945 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 26 transitions. [2022-07-13 03:58:05,946 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2022-07-13 03:58:05,946 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 19 states and 25 transitions. [2022-07-13 03:58:05,946 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-07-13 03:58:05,947 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-07-13 03:58:05,947 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 25 transitions. [2022-07-13 03:58:05,947 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 03:58:05,947 INFO L369 hiAutomatonCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-07-13 03:58:05,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 25 transitions. [2022-07-13 03:58:05,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-07-13 03:58:05,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 18 states have internal predecessors, (25), 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 03:58:05,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 25 transitions. [2022-07-13 03:58:05,948 INFO L392 hiAutomatonCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-07-13 03:58:05,949 INFO L374 stractBuchiCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-07-13 03:58:05,949 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-13 03:58:05,949 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 25 transitions. [2022-07-13 03:58:05,949 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2022-07-13 03:58:05,949 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:05,949 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:05,950 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-13 03:58:05,950 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:58:05,950 INFO L752 eck$LassoCheckResult]: Stem: 184#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); 185#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 186#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 187#L17-4 main_~j~0#1 := 1; 180#L19-3 [2022-07-13 03:58:05,950 INFO L754 eck$LassoCheckResult]: Loop: 180#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; 177#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 178#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; 181#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 195#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); 179#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 180#L19-3 [2022-07-13 03:58:05,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:05,951 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 2 times [2022-07-13 03:58:05,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:05,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222038830] [2022-07-13 03:58:05,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:05,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:05,958 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:05,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:05,967 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:05,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:05,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1602376878, now seen corresponding path program 1 times [2022-07-13 03:58:05,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:05,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015075219] [2022-07-13 03:58:05,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:05,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:05,977 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:05,985 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:05,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:05,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1970718008, now seen corresponding path program 1 times [2022-07-13 03:58:05,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:05,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152200512] [2022-07-13 03:58:05,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:05,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:06,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:06,054 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 03:58:06,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 03:58:06,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152200512] [2022-07-13 03:58:06,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152200512] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 03:58:06,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 03:58:06,055 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 03:58:06,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736495939] [2022-07-13 03:58:06,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 03:58:06,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 03:58:06,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 03:58:06,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-13 03:58:06,166 INFO L87 Difference]: Start difference. First operand 19 states and 25 transitions. cyclomatic complexity: 9 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 03:58:06,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 03:58:06,208 INFO L93 Difference]: Finished difference Result 24 states and 29 transitions. [2022-07-13 03:58:06,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 03:58:06,209 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 29 transitions. [2022-07-13 03:58:06,209 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2022-07-13 03:58:06,210 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 20 states and 25 transitions. [2022-07-13 03:58:06,210 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-07-13 03:58:06,210 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-07-13 03:58:06,210 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 25 transitions. [2022-07-13 03:58:06,210 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 03:58:06,210 INFO L369 hiAutomatonCegarLoop]: Abstraction has 20 states and 25 transitions. [2022-07-13 03:58:06,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 25 transitions. [2022-07-13 03:58:06,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2022-07-13 03:58:06,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.263157894736842) internal successors, (24), 18 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 03:58:06,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2022-07-13 03:58:06,211 INFO L392 hiAutomatonCegarLoop]: Abstraction has 19 states and 24 transitions. [2022-07-13 03:58:06,211 INFO L374 stractBuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2022-07-13 03:58:06,212 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-13 03:58:06,212 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 24 transitions. [2022-07-13 03:58:06,212 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2022-07-13 03:58:06,212 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:06,212 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:06,212 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:58:06,212 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:58:06,213 INFO L752 eck$LassoCheckResult]: Stem: 238#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); 239#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 241#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 242#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 243#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 244#L17-4 main_~j~0#1 := 1; 233#L19-3 [2022-07-13 03:58:06,213 INFO L754 eck$LassoCheckResult]: Loop: 233#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; 234#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 235#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; 240#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 250#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); 232#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 233#L19-3 [2022-07-13 03:58:06,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:06,213 INFO L85 PathProgramCache]: Analyzing trace with hash 889660429, now seen corresponding path program 1 times [2022-07-13 03:58:06,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:06,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661759858] [2022-07-13 03:58:06,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:06,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:06,223 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:06,235 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:06,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:06,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1602376878, now seen corresponding path program 2 times [2022-07-13 03:58:06,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:06,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404567130] [2022-07-13 03:58:06,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:06,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:06,243 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:06,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:06,250 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:06,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:06,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1315520442, now seen corresponding path program 1 times [2022-07-13 03:58:06,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:06,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047122826] [2022-07-13 03:58:06,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:06,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:06,472 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 03:58:06,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 03:58:06,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047122826] [2022-07-13 03:58:06,473 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047122826] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 03:58:06,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1275030958] [2022-07-13 03:58:06,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:06,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 03:58:06,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:06,488 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 03:58:06,516 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 03:58:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:06,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-13 03:58:06,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:06,584 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 03:58:06,584 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 03:58:06,640 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 03:58:06,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1275030958] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 03:58:06,641 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 03:58:06,641 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2022-07-13 03:58:06,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170236405] [2022-07-13 03:58:06,642 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 03:58:06,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 03:58:06,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-13 03:58:06,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-07-13 03:58:06,748 INFO L87 Difference]: Start difference. First operand 19 states and 24 transitions. cyclomatic complexity: 8 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 03:58:06,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 03:58:06,915 INFO L93 Difference]: Finished difference Result 39 states and 48 transitions. [2022-07-13 03:58:06,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-13 03:58:06,916 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 48 transitions. [2022-07-13 03:58:06,917 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 21 [2022-07-13 03:58:06,917 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 35 states and 44 transitions. [2022-07-13 03:58:06,917 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-07-13 03:58:06,917 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-07-13 03:58:06,917 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 44 transitions. [2022-07-13 03:58:06,917 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 03:58:06,917 INFO L369 hiAutomatonCegarLoop]: Abstraction has 35 states and 44 transitions. [2022-07-13 03:58:06,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 44 transitions. [2022-07-13 03:58:06,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 21. [2022-07-13 03:58:06,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 20 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 03:58:06,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 26 transitions. [2022-07-13 03:58:06,919 INFO L392 hiAutomatonCegarLoop]: Abstraction has 21 states and 26 transitions. [2022-07-13 03:58:06,919 INFO L374 stractBuchiCegarLoop]: Abstraction has 21 states and 26 transitions. [2022-07-13 03:58:06,919 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-13 03:58:06,919 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 26 transitions. [2022-07-13 03:58:06,920 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2022-07-13 03:58:06,920 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:06,920 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:06,920 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1] [2022-07-13 03:58:06,920 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:58:06,920 INFO L752 eck$LassoCheckResult]: Stem: 382#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); 383#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 387#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 388#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 389#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 390#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 398#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 391#L17-4 main_~j~0#1 := 1; 381#L19-3 [2022-07-13 03:58:06,920 INFO L754 eck$LassoCheckResult]: Loop: 381#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; 378#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 379#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; 384#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 397#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); 380#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 381#L19-3 [2022-07-13 03:58:06,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:06,921 INFO L85 PathProgramCache]: Analyzing trace with hash 265236367, now seen corresponding path program 2 times [2022-07-13 03:58:06,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:06,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664493951] [2022-07-13 03:58:06,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:06,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:06,945 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:06,953 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:06,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:06,953 INFO L85 PathProgramCache]: Analyzing trace with hash 1602376878, now seen corresponding path program 3 times [2022-07-13 03:58:06,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:06,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917810400] [2022-07-13 03:58:06,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:06,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:06,959 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:06,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:06,964 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:06,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:06,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1264115268, now seen corresponding path program 2 times [2022-07-13 03:58:06,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:06,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324247589] [2022-07-13 03:58:06,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:06,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:06,992 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:07,006 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:07,357 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:58:07,357 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:58:07,357 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:58:07,357 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:58:07,357 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:58:07,357 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:07,357 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:58:07,357 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:58:07,357 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-1.c_Iteration5_Lasso [2022-07-13 03:58:07,357 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:58:07,357 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:58:07,359 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 03:58:07,361 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 03:58:07,363 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 03:58:07,364 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 03:58:07,367 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 03:58:07,368 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 03:58:07,370 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 03:58:07,371 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 03:58:07,655 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 03:58:07,657 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 03:58:07,659 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 03:58:07,661 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 03:58:07,662 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 03:58:07,664 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 03:58:07,665 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 03:58:07,667 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 03:58:07,955 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:58:07,956 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:58:07,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:07,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:07,957 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 03:58:07,968 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 03:58:07,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:07,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:07,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:07,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:07,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:07,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:07,976 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:07,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:07,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:07,993 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 03:58:07,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:07,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:07,994 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 03:58:07,995 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 03:58:07,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:08,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:08,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,002 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:08,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:08,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,030 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 03:58:08,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,031 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 03:58:08,032 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 03:58:08,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:08,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:08,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,047 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:08,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:08,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:08,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,088 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:08,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:08,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,100 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:08,100 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:08,104 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 03:58:08,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,137 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 03:58:08,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,142 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 03:58:08,144 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 03:58:08,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:08,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:08,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,152 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:08,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:08,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,167 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-07-13 03:58:08,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,168 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 03:58:08,173 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 03:58:08,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:08,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:08,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:08,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:08,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,196 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 03:58:08,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,198 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 03:58:08,198 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 03:58:08,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:08,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:08,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:08,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:08,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,229 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 03:58:08,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,230 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 03:58:08,231 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 03:58:08,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:08,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,240 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:08,240 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:08,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,279 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 03:58:08,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,280 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 03:58:08,281 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 03:58:08,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:08,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,289 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:08,289 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:08,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,340 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 03:58:08,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,341 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 03:58:08,342 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 03:58:08,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:08,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,353 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:08,353 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:08,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,382 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:08,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,383 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 03:58:08,385 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 03:58:08,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:08,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,394 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:08,394 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:08,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,425 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-07-13 03:58:08,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,426 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 03:58:08,427 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 03:58:08,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:08,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,436 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:08,436 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:08,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,477 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:08,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,479 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 03:58:08,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:08,483 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 03:58:08,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,488 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:08,488 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:08,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,516 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:08,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,517 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 03:58:08,518 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 03:58:08,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:08,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:08,527 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:08,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,552 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:08,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,553 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 03:58:08,554 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 03:58:08,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:08,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,562 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:08,562 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:08,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,594 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:08,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,595 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 03:58:08,596 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 03:58:08,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:08,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:08,605 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:08,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,637 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 03:58:08,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,639 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 03:58:08,639 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 03:58:08,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:08,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,647 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:08,647 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:08,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,668 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 03:58:08,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,669 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 03:58:08,670 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 03:58:08,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:08,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,679 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:08,679 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:08,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,722 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-07-13 03:58:08,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,723 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 03:58:08,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:08,727 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 03:58:08,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,734 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:08,734 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:08,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,764 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 03:58:08,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,766 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 03:58:08,767 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 03:58:08,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:08,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:08,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:08,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,805 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-07-13 03:58:08,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,807 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 03:58:08,808 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 03:58:08,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:08,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:08,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:08,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:08,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:08,835 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 03:58:08,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,836 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 03:58:08,838 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 03:58:08,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:08,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:08,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:08,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:08,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:08,849 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:08,849 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:08,859 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:58:08,882 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-07-13 03:58:08,882 INFO L444 ModelExtractionUtils]: 10 out of 19 variables were initially zero. Simplification set additionally 6 variables to zero. [2022-07-13 03:58:08,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:08,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:08,883 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 03:58:08,884 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 03:58:08,885 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:58:08,891 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 03:58:08,891 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:58:08,891 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_2, ULTIMATE.start_main_~j~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_2 - 4*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2022-07-13 03:58:08,908 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 03:58:08,940 INFO L293 tatePredicateManager]: 14 out of 15 supporting invariants were superfluous and have been removed [2022-07-13 03:58:08,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:08,988 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 03:58:08,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:09,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 03:58:09,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:09,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:09,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-13 03:58:09,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:09,055 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 03:58:09,055 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-07-13 03:58:09,056 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 26 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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 03:58:09,084 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 26 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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 35 states and 47 transitions. Complement of second has 7 states. [2022-07-13 03:58:09,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 03:58:09,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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 03:58:09,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 23 transitions. [2022-07-13 03:58:09,086 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 23 transitions. Stem has 8 letters. Loop has 6 letters. [2022-07-13 03:58:09,087 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:09,087 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 23 transitions. Stem has 14 letters. Loop has 6 letters. [2022-07-13 03:58:09,087 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:09,087 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 23 transitions. Stem has 8 letters. Loop has 12 letters. [2022-07-13 03:58:09,087 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:09,087 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 47 transitions. [2022-07-13 03:58:09,088 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2022-07-13 03:58:09,088 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 28 states and 38 transitions. [2022-07-13 03:58:09,088 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-07-13 03:58:09,089 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2022-07-13 03:58:09,089 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 38 transitions. [2022-07-13 03:58:09,089 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:58:09,089 INFO L369 hiAutomatonCegarLoop]: Abstraction has 28 states and 38 transitions. [2022-07-13 03:58:09,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 38 transitions. [2022-07-13 03:58:09,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2022-07-13 03:58:09,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.3703703703703705) internal successors, (37), 26 states have internal predecessors, (37), 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 03:58:09,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2022-07-13 03:58:09,091 INFO L392 hiAutomatonCegarLoop]: Abstraction has 27 states and 37 transitions. [2022-07-13 03:58:09,091 INFO L374 stractBuchiCegarLoop]: Abstraction has 27 states and 37 transitions. [2022-07-13 03:58:09,091 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-13 03:58:09,091 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 37 transitions. [2022-07-13 03:58:09,091 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2022-07-13 03:58:09,091 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:09,091 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:09,092 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1] [2022-07-13 03:58:09,092 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-13 03:58:09,092 INFO L752 eck$LassoCheckResult]: Stem: 572#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); 573#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; 578#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; 579#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 580#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; 581#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 592#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 582#L17-4 main_~j~0#1 := 1; 583#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; 566#L22-5 [2022-07-13 03:58:09,092 INFO L754 eck$LassoCheckResult]: Loop: 566#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 567#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; 574#L22-3 assume !!main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 589#L23 assume main_~i~0#1 < 2;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; 587#L23-2 main_~i~0#1 := main_~i~0#1 - 1; 566#L22-5 [2022-07-13 03:58:09,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:09,093 INFO L85 PathProgramCache]: Analyzing trace with hash -367607191, now seen corresponding path program 1 times [2022-07-13 03:58:09,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:09,093 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489047518] [2022-07-13 03:58:09,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:09,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:09,102 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:09,109 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:09,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:09,110 INFO L85 PathProgramCache]: Analyzing trace with hash 56404392, now seen corresponding path program 1 times [2022-07-13 03:58:09,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:09,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851212118] [2022-07-13 03:58:09,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:09,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:09,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:09,113 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:09,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:09,115 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:09,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:09,115 INFO L85 PathProgramCache]: Analyzing trace with hash -1264113600, now seen corresponding path program 1 times [2022-07-13 03:58:09,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:09,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060642898] [2022-07-13 03:58:09,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:09,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:09,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:09,124 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:09,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:09,132 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:09,459 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:58:09,459 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:58:09,459 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:58:09,459 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:58:09,459 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:58:09,459 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:09,459 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:58:09,459 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:58:09,459 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-1.c_Iteration6_Lasso [2022-07-13 03:58:09,459 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:58:09,459 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:58:09,461 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 03:58:09,464 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 03:58:09,465 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 03:58:09,467 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 03:58:09,469 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 03:58:09,470 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 03:58:09,472 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 03:58:09,473 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 03:58:09,474 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 03:58:09,476 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 03:58:09,478 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 03:58:09,479 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 03:58:09,480 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 03:58:09,832 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 03:58:09,835 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 03:58:09,836 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 03:58:10,152 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:58:10,152 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:58:10,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,156 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 03:58:10,157 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 03:58:10,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:10,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:10,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:10,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,182 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 03:58:10,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,184 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 03:58:10,184 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 03:58:10,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:10,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:10,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:10,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,222 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 03:58:10,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,224 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 03:58:10,225 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 03:58:10,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,234 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:10,234 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:10,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,267 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:10,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,268 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 03:58:10,270 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 03:58:10,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:10,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:10,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,278 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:10,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:10,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,308 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-07-13 03:58:10,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,309 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 03:58:10,310 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 03:58:10,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:10,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,318 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:10,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:10,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:10,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,337 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 03:58:10,338 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 03:58:10,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:10,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,346 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:10,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:10,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,362 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:10,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,370 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 03:58:10,371 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 03:58:10,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:10,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:10,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:10,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,405 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-07-13 03:58:10,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,407 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 03:58:10,407 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 03:58:10,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:10,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,422 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:10,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:10,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,440 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 03:58:10,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,442 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 03:58:10,443 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 03:58:10,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:10,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:10,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:10,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,467 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 03:58:10,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,468 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 03:58:10,469 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 03:58:10,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:10,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,477 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:10,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:10,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,501 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-07-13 03:58:10,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,503 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 03:58:10,503 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 03:58:10,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:10,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,512 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:10,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:10,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,536 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 03:58:10,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,537 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:10,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-07-13 03:58:10,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:10,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:10,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:10,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:10,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,563 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-07-13 03:58:10,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,564 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:10,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-07-13 03:58:10,566 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 03:58:10,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,574 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:10,574 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:10,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,602 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:10,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,604 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:10,604 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-07-13 03:58:10,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:10,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,613 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:10,613 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:10,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,630 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-07-13 03:58:10,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,633 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:10,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-07-13 03:58:10,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,651 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:10,651 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:10,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:10,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,684 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:10,686 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-07-13 03:58:10,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,694 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:10,694 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:10,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,711 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-07-13 03:58:10,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,713 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:10,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-07-13 03:58:10,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,723 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:10,723 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:10,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,745 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:10,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,746 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:10,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-07-13 03:58:10,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,756 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:10,756 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:10,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,774 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-07-13 03:58:10,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,775 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:10,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-07-13 03:58:10,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,784 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:10,784 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:10,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,802 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-07-13 03:58:10,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,803 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:10,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-07-13 03:58:10,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,814 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:10,814 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:10,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,852 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:10,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,853 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:10,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-07-13 03:58:10,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,863 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:10,863 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:10,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:10,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:10,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,895 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:10,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-07-13 03:58:10,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:10,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:10,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:10,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:10,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:10,908 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:10,908 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:10,916 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:58:10,946 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2022-07-13 03:58:10,946 INFO L444 ModelExtractionUtils]: 3 out of 19 variables were initially zero. Simplification set additionally 13 variables to zero. [2022-07-13 03:58:10,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:10,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:10,947 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:10,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-07-13 03:58:10,949 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:58:10,956 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 03:58:10,956 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:58:10,956 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~j~0#1 + 2*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-07-13 03:58:10,972 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-07-13 03:58:11,008 INFO L293 tatePredicateManager]: 15 out of 16 supporting invariants were superfluous and have been removed [2022-07-13 03:58:11,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:11,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:11,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 03:58:11,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:11,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-13 03:58:11,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:11,108 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 03:58:11,109 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2022-07-13 03:58:11,109 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 37 transitions. cyclomatic complexity: 14 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 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 03:58:11,153 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 37 transitions. cyclomatic complexity: 14. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 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 63 states and 84 transitions. Complement of second has 10 states. [2022-07-13 03:58:11,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2022-07-13 03:58:11,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 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 03:58:11,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 25 transitions. [2022-07-13 03:58:11,154 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 9 letters. Loop has 5 letters. [2022-07-13 03:58:11,155 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:11,155 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 14 letters. Loop has 5 letters. [2022-07-13 03:58:11,155 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:11,155 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 9 letters. Loop has 10 letters. [2022-07-13 03:58:11,155 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:11,155 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 63 states and 84 transitions. [2022-07-13 03:58:11,156 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-13 03:58:11,157 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 63 states to 45 states and 58 transitions. [2022-07-13 03:58:11,157 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2022-07-13 03:58:11,157 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2022-07-13 03:58:11,157 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 58 transitions. [2022-07-13 03:58:11,157 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:58:11,157 INFO L369 hiAutomatonCegarLoop]: Abstraction has 45 states and 58 transitions. [2022-07-13 03:58:11,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 58 transitions. [2022-07-13 03:58:11,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 34. [2022-07-13 03:58:11,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.3823529411764706) internal successors, (47), 33 states have internal predecessors, (47), 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 03:58:11,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 47 transitions. [2022-07-13 03:58:11,159 INFO L392 hiAutomatonCegarLoop]: Abstraction has 34 states and 47 transitions. [2022-07-13 03:58:11,160 INFO L374 stractBuchiCegarLoop]: Abstraction has 34 states and 47 transitions. [2022-07-13 03:58:11,160 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-13 03:58:11,160 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 47 transitions. [2022-07-13 03:58:11,160 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2022-07-13 03:58:11,160 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:11,160 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:11,161 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1] [2022-07-13 03:58:11,161 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-13 03:58:11,161 INFO L752 eck$LassoCheckResult]: Stem: 803#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); 804#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 809#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 810#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 811#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 812#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 826#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 815#L17-4 main_~j~0#1 := 1; 816#L19-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 813#L19-4 main_~k~0#1 := 1; 814#L29-3 [2022-07-13 03:58:11,161 INFO L754 eck$LassoCheckResult]: Loop: 814#L29-3 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; 817#L6 assume !(0 == __VERIFIER_assert_~cond#1); 807#L6-2 assume { :end_inline___VERIFIER_assert } true;havoc main_#t~mem13#1;havoc main_#t~mem14#1; 808#L29-2 main_#t~post12#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 814#L29-3 [2022-07-13 03:58:11,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:11,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1489078962, now seen corresponding path program 1 times [2022-07-13 03:58:11,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:11,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401557849] [2022-07-13 03:58:11,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:11,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:11,205 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 03:58:11,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 03:58:11,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401557849] [2022-07-13 03:58:11,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401557849] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 03:58:11,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1766686673] [2022-07-13 03:58:11,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:11,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 03:58:11,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:11,220 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 03:58:11,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (61)] Waiting until timeout for monitored process [2022-07-13 03:58:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:11,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-13 03:58:11,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:11,287 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 03:58:11,288 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 03:58:11,328 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 03:58:11,329 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1766686673] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 03:58:11,329 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 03:58:11,329 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2022-07-13 03:58:11,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947425409] [2022-07-13 03:58:11,329 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 03:58:11,329 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 03:58:11,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:11,330 INFO L85 PathProgramCache]: Analyzing trace with hash 2931530, now seen corresponding path program 1 times [2022-07-13 03:58:11,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:11,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732825561] [2022-07-13 03:58:11,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:11,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:11,334 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:11,337 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:11,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 03:58:11,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-13 03:58:11,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-07-13 03:58:11,409 INFO L87 Difference]: Start difference. First operand 34 states and 47 transitions. cyclomatic complexity: 18 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 03:58:11,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 03:58:11,605 INFO L93 Difference]: Finished difference Result 45 states and 60 transitions. [2022-07-13 03:58:11,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-13 03:58:11,606 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 60 transitions. [2022-07-13 03:58:11,607 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-13 03:58:11,608 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 45 states and 60 transitions. [2022-07-13 03:58:11,608 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2022-07-13 03:58:11,608 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2022-07-13 03:58:11,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 60 transitions. [2022-07-13 03:58:11,608 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:58:11,608 INFO L369 hiAutomatonCegarLoop]: Abstraction has 45 states and 60 transitions. [2022-07-13 03:58:11,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 60 transitions. [2022-07-13 03:58:11,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 34. [2022-07-13 03:58:11,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.3529411764705883) internal successors, (46), 33 states have internal predecessors, (46), 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 03:58:11,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 46 transitions. [2022-07-13 03:58:11,610 INFO L392 hiAutomatonCegarLoop]: Abstraction has 34 states and 46 transitions. [2022-07-13 03:58:11,610 INFO L374 stractBuchiCegarLoop]: Abstraction has 34 states and 46 transitions. [2022-07-13 03:58:11,610 INFO L287 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-13 03:58:11,610 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 46 transitions. [2022-07-13 03:58:11,610 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2022-07-13 03:58:11,610 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:11,610 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:11,610 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 03:58:11,610 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-13 03:58:11,611 INFO L752 eck$LassoCheckResult]: Stem: 970#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); 971#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; 975#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; 976#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 977#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; 978#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 990#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 979#L17-4 main_~j~0#1 := 1; 980#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; 986#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 973#L22-1 assume !main_#t~short10#1; 974#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 989#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); 966#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 967#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; 962#L22-5 [2022-07-13 03:58:11,611 INFO L754 eck$LassoCheckResult]: Loop: 962#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 963#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; 972#L22-3 assume !!main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 987#L23 assume main_~i~0#1 < 2;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; 984#L23-2 main_~i~0#1 := main_~i~0#1 - 1; 962#L22-5 [2022-07-13 03:58:11,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:11,612 INFO L85 PathProgramCache]: Analyzing trace with hash -531020578, now seen corresponding path program 1 times [2022-07-13 03:58:11,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:11,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294888785] [2022-07-13 03:58:11,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:11,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:11,650 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-07-13 03:58:11,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 03:58:11,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294888785] [2022-07-13 03:58:11,650 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294888785] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 03:58:11,650 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 03:58:11,650 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 03:58:11,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967530241] [2022-07-13 03:58:11,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 03:58:11,651 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 03:58:11,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:11,651 INFO L85 PathProgramCache]: Analyzing trace with hash 56404392, now seen corresponding path program 2 times [2022-07-13 03:58:11,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:11,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58914981] [2022-07-13 03:58:11,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:11,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:11,654 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:11,656 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:11,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 03:58:11,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 03:58:11,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-13 03:58:11,720 INFO L87 Difference]: Start difference. First operand 34 states and 46 transitions. cyclomatic complexity: 17 Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 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 03:58:11,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 03:58:11,753 INFO L93 Difference]: Finished difference Result 45 states and 59 transitions. [2022-07-13 03:58:11,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 03:58:11,755 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 59 transitions. [2022-07-13 03:58:11,755 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2022-07-13 03:58:11,755 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 45 states and 59 transitions. [2022-07-13 03:58:11,755 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-07-13 03:58:11,755 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-07-13 03:58:11,755 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 59 transitions. [2022-07-13 03:58:11,755 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:58:11,755 INFO L369 hiAutomatonCegarLoop]: Abstraction has 45 states and 59 transitions. [2022-07-13 03:58:11,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 59 transitions. [2022-07-13 03:58:11,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 37. [2022-07-13 03:58:11,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 36 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:58:11,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 50 transitions. [2022-07-13 03:58:11,757 INFO L392 hiAutomatonCegarLoop]: Abstraction has 37 states and 50 transitions. [2022-07-13 03:58:11,757 INFO L374 stractBuchiCegarLoop]: Abstraction has 37 states and 50 transitions. [2022-07-13 03:58:11,757 INFO L287 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-13 03:58:11,757 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 37 states and 50 transitions. [2022-07-13 03:58:11,757 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2022-07-13 03:58:11,758 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:11,758 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:11,758 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 03:58:11,758 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-13 03:58:11,758 INFO L752 eck$LassoCheckResult]: Stem: 1062#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); 1063#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; 1064#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; 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; 1067#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1072#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 1070#L17-4 main_~j~0#1 := 1; 1071#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; 1053#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1055#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; 1079#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1080#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); 1056#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 1057#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; 1051#L22-5 [2022-07-13 03:58:11,758 INFO L754 eck$LassoCheckResult]: Loop: 1051#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1052#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; 1058#L22-3 assume !!main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1077#L23 assume main_~i~0#1 < 2;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; 1074#L23-2 main_~i~0#1 := main_~i~0#1 - 1; 1051#L22-5 [2022-07-13 03:58:11,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:11,758 INFO L85 PathProgramCache]: Analyzing trace with hash -532867620, now seen corresponding path program 3 times [2022-07-13 03:58:11,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:11,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560997188] [2022-07-13 03:58:11,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:11,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:11,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:11,823 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:12,014 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:58:12,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 03:58:12,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560997188] [2022-07-13 03:58:12,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560997188] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 03:58:12,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1451847454] [2022-07-13 03:58:12,015 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-07-13 03:58:12,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 03:58:12,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:12,016 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 03:58:12,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Waiting until timeout for monitored process [2022-07-13 03:58:12,072 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-07-13 03:58:12,073 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-13 03:58:12,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-13 03:58:12,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:12,148 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:58:12,148 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 03:58:12,237 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:58:12,237 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1451847454] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 03:58:12,237 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 03:58:12,238 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 18 [2022-07-13 03:58:12,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142315742] [2022-07-13 03:58:12,238 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 03:58:12,238 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 03:58:12,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:12,238 INFO L85 PathProgramCache]: Analyzing trace with hash 56404392, now seen corresponding path program 3 times [2022-07-13 03:58:12,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:12,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122454644] [2022-07-13 03:58:12,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:12,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,242 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,244 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:12,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 03:58:12,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-07-13 03:58:12,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2022-07-13 03:58:12,307 INFO L87 Difference]: Start difference. First operand 37 states and 50 transitions. cyclomatic complexity: 18 Second operand has 19 states, 18 states have (on average 2.388888888888889) internal successors, (43), 19 states have internal predecessors, (43), 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 03:58:12,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 03:58:12,578 INFO L93 Difference]: Finished difference Result 80 states and 106 transitions. [2022-07-13 03:58:12,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-13 03:58:12,579 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80 states and 106 transitions. [2022-07-13 03:58:12,580 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 22 [2022-07-13 03:58:12,580 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80 states to 80 states and 106 transitions. [2022-07-13 03:58:12,580 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2022-07-13 03:58:12,580 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2022-07-13 03:58:12,581 INFO L73 IsDeterministic]: Start isDeterministic. Operand 80 states and 106 transitions. [2022-07-13 03:58:12,581 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:58:12,581 INFO L369 hiAutomatonCegarLoop]: Abstraction has 80 states and 106 transitions. [2022-07-13 03:58:12,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states and 106 transitions. [2022-07-13 03:58:12,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 54. [2022-07-13 03:58:12,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 54 states have (on average 1.3518518518518519) internal successors, (73), 53 states have internal predecessors, (73), 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 03:58:12,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 73 transitions. [2022-07-13 03:58:12,583 INFO L392 hiAutomatonCegarLoop]: Abstraction has 54 states and 73 transitions. [2022-07-13 03:58:12,583 INFO L374 stractBuchiCegarLoop]: Abstraction has 54 states and 73 transitions. [2022-07-13 03:58:12,583 INFO L287 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-07-13 03:58:12,583 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states and 73 transitions. [2022-07-13 03:58:12,583 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2022-07-13 03:58:12,583 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:12,583 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:12,584 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 03:58:12,584 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-13 03:58:12,584 INFO L752 eck$LassoCheckResult]: Stem: 1291#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); 1292#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; 1297#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; 1298#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1299#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; 1300#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1323#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 1324#L17-4 main_~j~0#1 := 1; 1327#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; 1326#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1315#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; 1314#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1313#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); 1287#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 1288#L19-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 1303#L19-4 main_~k~0#1 := 1; 1304#L29-3 [2022-07-13 03:58:12,584 INFO L754 eck$LassoCheckResult]: Loop: 1304#L29-3 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; 1305#L6 assume !(0 == __VERIFIER_assert_~cond#1); 1295#L6-2 assume { :end_inline___VERIFIER_assert } true;havoc main_#t~mem13#1;havoc main_#t~mem14#1; 1296#L29-2 main_#t~post12#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 1304#L29-3 [2022-07-13 03:58:12,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:12,584 INFO L85 PathProgramCache]: Analyzing trace with hash 660972959, now seen corresponding path program 1 times [2022-07-13 03:58:12,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:12,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107731705] [2022-07-13 03:58:12,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:12,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,594 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,603 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:12,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:12,603 INFO L85 PathProgramCache]: Analyzing trace with hash 2931530, now seen corresponding path program 2 times [2022-07-13 03:58:12,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:12,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369144093] [2022-07-13 03:58:12,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:12,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:12,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,606 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:12,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,608 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [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 183132648, now seen corresponding path program 1 times [2022-07-13 03:58:12,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:12,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473481459] [2022-07-13 03:58:12,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:12,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,617 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:12,635 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:13,198 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:58:13,198 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:58:13,198 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:58:13,198 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:58:13,198 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:58:13,198 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:13,198 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:58:13,198 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:58:13,198 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-1.c_Iteration10_Lasso [2022-07-13 03:58:13,198 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:58:13,198 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:58:13,199 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 03:58:13,203 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 03:58:13,204 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 03:58:13,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:58:13,207 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 03:58:13,544 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 03:58:13,545 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 03:58:13,547 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 03:58:13,548 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 03:58:13,549 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 03:58:13,551 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 03:58:13,552 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 03:58:13,553 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 03:58:13,554 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 03:58:13,556 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 03:58:13,560 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 03:58:13,889 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:58:13,889 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:58:13,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:13,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:13,896 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:13,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-07-13 03:58:13,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:13,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:13,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:13,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:13,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:13,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:13,939 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:13,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:13,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:13,966 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:13,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:13,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:13,968 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:13,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-07-13 03:58:13,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:13,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:13,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:13,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:13,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:13,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:13,976 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:13,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:13,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:14,006 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:14,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:14,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:14,008 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:14,009 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-07-13 03:58:14,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:14,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:14,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:14,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:14,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:14,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:14,017 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:14,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:14,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:14,033 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:14,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:14,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:14,035 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:14,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-07-13 03:58:14,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:14,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:14,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:58:14,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:14,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:14,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:14,044 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:58:14,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:58:14,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:14,060 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:14,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:14,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:14,061 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:14,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-07-13 03:58:14,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:14,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:14,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:14,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:14,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:14,071 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:14,071 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:14,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:14,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:14,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:14,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:14,101 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:14,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-07-13 03:58:14,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:14,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:14,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:14,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:14,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:14,114 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:14,114 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:14,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:14,144 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:14,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:14,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:14,146 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:14,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-07-13 03:58:14,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:14,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:14,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:14,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:14,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:14,156 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:14,156 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:14,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:14,181 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-07-13 03:58:14,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:14,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:14,183 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:14,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-07-13 03:58:14,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:14,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:14,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:14,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:14,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:14,192 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:14,192 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:14,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:14,209 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:14,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:14,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:14,211 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:14,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-07-13 03:58:14,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:14,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:14,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:14,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:14,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:14,220 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:14,220 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:14,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:14,238 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:14,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:14,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:14,240 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:14,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-07-13 03:58:14,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:14,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:14,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:14,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:14,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:14,249 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:14,249 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:14,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:14,283 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:14,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:14,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:14,285 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:14,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-07-13 03:58:14,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:58:14,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:14,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:14,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:14,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:14,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:14,294 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:14,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:14,312 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:14,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:14,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:14,314 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:14,314 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-07-13 03:58:14,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:14,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:14,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:14,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:14,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:14,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:14,323 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:14,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:14,340 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-07-13 03:58:14,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:14,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:14,342 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:14,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-07-13 03:58:14,344 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 03:58:14,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:14,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:14,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:14,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:14,351 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:14,351 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:14,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:58:14,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:14,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:14,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:14,378 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:14,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-07-13 03:58:14,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:58:14,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:58:14,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:58:14,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:58:14,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:58:14,391 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:58:14,391 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:58:14,401 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:58:14,423 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2022-07-13 03:58:14,423 INFO L444 ModelExtractionUtils]: 5 out of 22 variables were initially zero. Simplification set additionally 14 variables to zero. [2022-07-13 03:58:14,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:14,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:58:14,425 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:58:14,425 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-07-13 03:58:14,426 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:58:14,447 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 03:58:14,447 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:58:14,447 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~k~0#1, v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_4) = -4*ULTIMATE.start_main_~k~0#1 + 1*v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_4 Supporting invariants [] [2022-07-13 03:58:14,463 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:14,507 INFO L293 tatePredicateManager]: 21 out of 22 supporting invariants were superfluous and have been removed [2022-07-13 03:58:14,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:14,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:14,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 03:58:14,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:14,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:58:14,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-13 03:58:14,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:58:14,587 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 03:58:14,587 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-07-13 03:58:14,588 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 54 states and 73 transitions. cyclomatic complexity: 25 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:58:14,611 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 54 states and 73 transitions. cyclomatic complexity: 25. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 58 states and 78 transitions. Complement of second has 5 states. [2022-07-13 03:58:14,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-13 03:58:14,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:58:14,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2022-07-13 03:58:14,612 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 16 letters. Loop has 4 letters. [2022-07-13 03:58:14,612 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:14,612 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 20 letters. Loop has 4 letters. [2022-07-13 03:58:14,612 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:14,612 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 16 letters. Loop has 8 letters. [2022-07-13 03:58:14,612 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:58:14,612 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 78 transitions. [2022-07-13 03:58:14,613 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-13 03:58:14,613 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 34 states and 46 transitions. [2022-07-13 03:58:14,613 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-07-13 03:58:14,613 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-07-13 03:58:14,613 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 46 transitions. [2022-07-13 03:58:14,613 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:58:14,613 INFO L369 hiAutomatonCegarLoop]: Abstraction has 34 states and 46 transitions. [2022-07-13 03:58:14,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 46 transitions. [2022-07-13 03:58:14,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2022-07-13 03:58:14,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.3529411764705883) internal successors, (46), 33 states have internal predecessors, (46), 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 03:58:14,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 46 transitions. [2022-07-13 03:58:14,615 INFO L392 hiAutomatonCegarLoop]: Abstraction has 34 states and 46 transitions. [2022-07-13 03:58:14,615 INFO L374 stractBuchiCegarLoop]: Abstraction has 34 states and 46 transitions. [2022-07-13 03:58:14,615 INFO L287 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-07-13 03:58:14,615 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 46 transitions. [2022-07-13 03:58:14,615 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-13 03:58:14,615 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:58:14,615 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:58:14,615 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 03:58:14,615 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-13 03:58:14,616 INFO L752 eck$LassoCheckResult]: Stem: 1578#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); 1579#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; 1580#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; 1581#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1582#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; 1583#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1596#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; 1595#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1594#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 1584#L17-4 main_~j~0#1 := 1; 1585#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; 1592#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1576#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; 1577#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1593#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); 1569#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 1570#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; 1571#L22-5 [2022-07-13 03:58:14,616 INFO L754 eck$LassoCheckResult]: Loop: 1571#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1572#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; 1575#L22-3 assume !!main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1588#L23 assume main_~i~0#1 < 2;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; 1586#L23-2 main_~i~0#1 := main_~i~0#1 - 1; 1571#L22-5 [2022-07-13 03:58:14,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:14,616 INFO L85 PathProgramCache]: Analyzing trace with hash -610476902, now seen corresponding path program 4 times [2022-07-13 03:58:14,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:14,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245504391] [2022-07-13 03:58:14,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:14,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:14,626 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:14,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:14,636 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:14,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:14,636 INFO L85 PathProgramCache]: Analyzing trace with hash 56404392, now seen corresponding path program 4 times [2022-07-13 03:58:14,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:14,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834612562] [2022-07-13 03:58:14,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:14,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:14,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:14,639 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:14,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:14,641 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:14,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:58:14,641 INFO L85 PathProgramCache]: Analyzing trace with hash 2021573807, now seen corresponding path program 1 times [2022-07-13 03:58:14,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:58:14,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811966947] [2022-07-13 03:58:14,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:58:14,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:58:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:14,652 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:58:14,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:58:14,664 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:58:14,878 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:15,560 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:58:15,560 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:58:15,560 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:58:15,560 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:58:15,560 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:58:15,560 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:58:15,560 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:58:15,560 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:58:15,560 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-1.c_Iteration11_Lasso [2022-07-13 03:58:15,560 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:58:15,560 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:58:15,561 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 03:58:15,563 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 03:58:15,564 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 03:58:15,921 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:111) 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 03:58:15,925 INFO L158 Benchmark]: Toolchain (without parser) took 12767.12ms. Allocated memory was 92.3MB in the beginning and 180.4MB in the end (delta: 88.1MB). Free memory was 56.7MB in the beginning and 61.8MB in the end (delta: -5.1MB). Peak memory consumption was 97.8MB. Max. memory is 16.1GB. [2022-07-13 03:58:15,925 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 92.3MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 03:58:15,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 186.92ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 69.2MB in the end (delta: -12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 03:58:15,926 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.62ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 67.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 03:58:15,926 INFO L158 Benchmark]: Boogie Preprocessor took 30.26ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 66.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 03:58:15,926 INFO L158 Benchmark]: RCFGBuilder took 298.58ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 55.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-13 03:58:15,926 INFO L158 Benchmark]: BuchiAutomizer took 12215.57ms. Allocated memory was 92.3MB in the beginning and 180.4MB in the end (delta: 88.1MB). Free memory was 55.1MB in the beginning and 61.8MB in the end (delta: -6.8MB). Peak memory consumption was 98.3MB. Max. memory is 16.1GB. [2022-07-13 03:58:15,927 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 92.3MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 186.92ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 69.2MB in the end (delta: -12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.62ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 67.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.26ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 66.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 298.58ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 55.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 12215.57ms. Allocated memory was 92.3MB in the beginning and 180.4MB in the end (delta: 88.1MB). Free memory was 55.1MB in the beginning and 61.8MB in the end (delta: -6.8MB). Peak memory consumption was 98.3MB. 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 03:58:15,948 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:16,164 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (61)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:16,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-07-13 03:58:16,565 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*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