./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-regression/test25-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/ldv-regression/test25-1.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 de251549242251e9f54823879039d01198e32edde0d5daa52ae9e52ec83fdcc8 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 15:05:06,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 15:05:06,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 15:05:06,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 15:05:06,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 15:05:06,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 15:05:06,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 15:05:06,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 15:05:06,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 15:05:06,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 15:05:06,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 15:05:06,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 15:05:06,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 15:05:06,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 15:05:06,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 15:05:06,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 15:05:06,249 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 15:05:06,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 15:05:06,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 15:05:06,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 15:05:06,257 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 15:05:06,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 15:05:06,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 15:05:06,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 15:05:06,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 15:05:06,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 15:05:06,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 15:05:06,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 15:05:06,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 15:05:06,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 15:05:06,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 15:05:06,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 15:05:06,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 15:05:06,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 15:05:06,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 15:05:06,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 15:05:06,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 15:05:06,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 15:05:06,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 15:05:06,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 15:05:06,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 15:05:06,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 15:05:06,274 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-23 15:05:06,294 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 15:05:06,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 15:05:06,294 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 15:05:06,294 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 15:05:06,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 15:05:06,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 15:05:06,296 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 15:05:06,296 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-23 15:05:06,296 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-23 15:05:06,296 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-23 15:05:06,297 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-23 15:05:06,297 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-23 15:05:06,297 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-23 15:05:06,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 15:05:06,297 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-23 15:05:06,297 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 15:05:06,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 15:05:06,298 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-23 15:05:06,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 15:05:06,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-23 15:05:06,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-23 15:05:06,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-23 15:05:06,299 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-23 15:05:06,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 15:05:06,299 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-23 15:05:06,299 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 15:05:06,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-23 15:05:06,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 15:05:06,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 15:05:06,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 15:05:06,300 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 15:05:06,302 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-23 15:05:06,302 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de251549242251e9f54823879039d01198e32edde0d5daa52ae9e52ec83fdcc8 [2022-07-23 15:05:06,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 15:05:06,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 15:05:06,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 15:05:06,504 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 15:05:06,505 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 15:05:06,505 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test25-1.c [2022-07-23 15:05:06,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37d655ee6/5a4765965e05444ea461feffb82b15e5/FLAG7faeee4fd [2022-07-23 15:05:06,879 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 15:05:06,879 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test25-1.c [2022-07-23 15:05:06,883 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37d655ee6/5a4765965e05444ea461feffb82b15e5/FLAG7faeee4fd [2022-07-23 15:05:07,318 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37d655ee6/5a4765965e05444ea461feffb82b15e5 [2022-07-23 15:05:07,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 15:05:07,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 15:05:07,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 15:05:07,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 15:05:07,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 15:05:07,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 03:05:07" (1/1) ... [2022-07-23 15:05:07,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27a74006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:05:07, skipping insertion in model container [2022-07-23 15:05:07,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 03:05:07" (1/1) ... [2022-07-23 15:05:07,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 15:05:07,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 15:05:07,473 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/ldv-regression/test25-1.c[936,949] [2022-07-23 15:05:07,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 15:05:07,481 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 15:05:07,493 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/ldv-regression/test25-1.c[936,949] [2022-07-23 15:05:07,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 15:05:07,503 INFO L208 MainTranslator]: Completed translation [2022-07-23 15:05:07,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:05:07 WrapperNode [2022-07-23 15:05:07,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 15:05:07,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 15:05:07,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 15:05:07,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 15:05:07,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:05:07" (1/1) ... [2022-07-23 15:05:07,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:05:07" (1/1) ... [2022-07-23 15:05:07,534 INFO L137 Inliner]: procedures = 16, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2022-07-23 15:05:07,534 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 15:05:07,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 15:05:07,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 15:05:07,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 15:05:07,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:05:07" (1/1) ... [2022-07-23 15:05:07,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:05:07" (1/1) ... [2022-07-23 15:05:07,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:05:07" (1/1) ... [2022-07-23 15:05:07,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:05:07" (1/1) ... [2022-07-23 15:05:07,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:05:07" (1/1) ... [2022-07-23 15:05:07,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:05:07" (1/1) ... [2022-07-23 15:05:07,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:05:07" (1/1) ... [2022-07-23 15:05:07,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 15:05:07,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 15:05:07,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 15:05:07,551 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 15:05:07,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:05:07" (1/1) ... [2022-07-23 15:05:07,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:07,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:07,579 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:07,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-23 15:05:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 15:05:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 15:05:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 15:05:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 15:05:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 15:05:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 15:05:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 15:05:07,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 15:05:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 15:05:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 15:05:07,652 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 15:05:07,653 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 15:05:07,741 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 15:05:07,745 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 15:05:07,745 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-23 15:05:07,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:05:07 BoogieIcfgContainer [2022-07-23 15:05:07,747 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 15:05:07,747 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-23 15:05:07,748 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-23 15:05:07,764 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-23 15:05:07,764 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 15:05:07,764 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.07 03:05:07" (1/3) ... [2022-07-23 15:05:07,765 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5b519d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 03:05:07, skipping insertion in model container [2022-07-23 15:05:07,765 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 15:05:07,766 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:05:07" (2/3) ... [2022-07-23 15:05:07,766 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5b519d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 03:05:07, skipping insertion in model container [2022-07-23 15:05:07,766 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 15:05:07,766 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:05:07" (3/3) ... [2022-07-23 15:05:07,767 INFO L354 chiAutomizerObserver]: Analyzing ICFG test25-1.c [2022-07-23 15:05:07,821 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-23 15:05:07,821 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-23 15:05:07,821 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-23 15:05:07,822 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-23 15:05:07,822 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-23 15:05:07,822 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-23 15:05:07,822 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-23 15:05:07,822 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-23 15:05:07,826 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:05:07,839 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-23 15:05:07,839 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:05:07,840 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:05:07,843 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-23 15:05:07,843 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 15:05:07,843 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-23 15:05:07,844 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:05:07,845 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-23 15:05:07,845 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:05:07,845 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:05:07,846 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-23 15:05:07,846 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 15:05:07,850 INFO L752 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3); 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~post7#1, main_~j~0#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1, main_#t~mem13#1, main_#t~pre15#1, main_#t~mem14#1, main_#t~ret16#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#array~0#1.base, main_~#array~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#array~0#1.base, main_~#array~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;main_~i~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;main_~j~0#1 := 0; 13#L26-3true [2022-07-23 15:05:07,850 INFO L754 eck$LassoCheckResult]: Loop: 13#L26-3true assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 11#L26-2true main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 13#L26-3true [2022-07-23 15:05:07,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:05:07,854 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-07-23 15:05:07,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:05:07,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529038477] [2022-07-23 15:05:07,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:05:07,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:05:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:07,920 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:05:07,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:07,946 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:05:07,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:05:07,948 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2022-07-23 15:05:07,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:05:07,949 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083922018] [2022-07-23 15:05:07,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:05:07,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:05:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:07,989 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:05:07,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:08,003 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:05:08,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:05:08,006 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2022-07-23 15:05:08,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:05:08,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064845341] [2022-07-23 15:05:08,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:05:08,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:05:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:08,047 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:05:08,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:08,065 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:05:08,566 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:05:08,567 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:05:08,567 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:05:08,567 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:05:08,567 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 15:05:08,567 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:08,567 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:05:08,567 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:05:08,567 INFO L133 ssoRankerPreferences]: Filename of dumped script: test25-1.c_Iteration1_Lasso [2022-07-23 15:05:08,568 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:05:08,568 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:05:08,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,844 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:08,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:05:09,106 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:05:09,109 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 15:05:09,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,112 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,126 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-23 15:05:09,130 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:05:09,130 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:05:09,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,170 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-23 15:05:09,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,173 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-23 15:05:09,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:05:09,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,210 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:05:09,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:05:09,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,238 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-07-23 15:05:09,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,239 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-23 15:05:09,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:05:09,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,255 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:05:09,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:05:09,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,282 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:09,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,284 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,294 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-23 15:05:09,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:05:09,302 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:05:09,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,328 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:09,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,329 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-23 15:05:09,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:05:09,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:05:09,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:05:09,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:09,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,372 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-23 15:05:09,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:05:09,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,381 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:05:09,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:05:09,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,413 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:09,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,414 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-23 15:05:09,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:05:09,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:05:09,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:05:09,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,450 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:09,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,451 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-23 15:05:09,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:05:09,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:05:09,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:05:09,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,491 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 [2022-07-23 15:05:09,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,493 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-07-23 15:05:09,494 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 [2022-07-23 15:05:09,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:05:09,502 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:05:09,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,529 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:09,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,530 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-23 15:05:09,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:05:09,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,539 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:05:09,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:05:09,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,591 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 [2022-07-23 15:05:09,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,592 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-23 15:05:09,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:05:09,605 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:05:09,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,639 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:09,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,640 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-07-23 15:05:09,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:05:09,651 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:05:09,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,678 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:09,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,679 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-07-23 15:05:09,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:05:09,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,688 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:05:09,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:05:09,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,712 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:09,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,713 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,713 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-07-23 15:05:09,715 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 [2022-07-23 15:05:09,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,723 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:05:09,723 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:05:09,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,745 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-07-23 15:05:09,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,746 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-07-23 15:05:09,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:05:09,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,755 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:05:09,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:05:09,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:09,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,772 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-07-23 15:05:09,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:05:09,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,781 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:05:09,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:05:09,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-07-23 15:05:09,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,799 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-23 15:05:09,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,823 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:05:09,823 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:05:09,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,850 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-07-23 15:05:09,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,851 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-07-23 15:05:09,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,861 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:05:09,861 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:05:09,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:09,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,889 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-07-23 15:05:09,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,901 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:05:09,901 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:05:09,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,928 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:09,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,930 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,930 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-07-23 15:05:09,932 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 [2022-07-23 15:05:09,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:05:09,939 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:05:09,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:09,972 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-07-23 15:05:09,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:09,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:09,973 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:09,974 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-07-23 15:05:09,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:09,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:09,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:05:09,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:09,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:09,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:09,981 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:05:09,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:05:09,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:10,012 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-07-23 15:05:10,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:10,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:10,014 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:10,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-07-23 15:05:10,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:10,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:10,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:10,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:10,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:10,024 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:05:10,024 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:05:10,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:10,051 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-07-23 15:05:10,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:10,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:10,052 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:10,053 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-07-23 15:05:10,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:10,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:10,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:05:10,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:10,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:10,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:10,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:05:10,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:05:10,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:10,080 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:10,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:10,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:10,081 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:10,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-07-23 15:05:10,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:10,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:10,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:05:10,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:10,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:10,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:10,089 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:05:10,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:05:10,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:10,105 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:10,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:10,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:10,106 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:10,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-07-23 15:05:10,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:10,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:10,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:05:10,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:10,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:10,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:10,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:05:10,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:05:10,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:10,133 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:10,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:10,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:10,134 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:10,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-07-23 15:05:10,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:10,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:10,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:10,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:10,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:10,143 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:05:10,143 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:05:10,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:10,174 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-07-23 15:05:10,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:10,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:10,175 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:10,176 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-07-23 15:05:10,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:10,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:10,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:05:10,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:10,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:10,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:10,184 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:05:10,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:05:10,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:10,209 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:10,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:10,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:10,211 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:10,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-07-23 15:05:10,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:10,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:10,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:10,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:10,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:10,221 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:05:10,221 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:05:10,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:10,245 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 [2022-07-23 15:05:10,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:10,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:10,246 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:10,247 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-07-23 15:05:10,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:10,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:10,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:10,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:10,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:10,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:05:10,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:05:10,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:05:10,285 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-07-23 15:05:10,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:10,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:10,286 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:10,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-07-23 15:05:10,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:05:10,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:05:10,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:05:10,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:05:10,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:05:10,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:05:10,302 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:05:10,315 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 15:05:10,368 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2022-07-23 15:05:10,368 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2022-07-23 15:05:10,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:05:10,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:10,392 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:05:10,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-07-23 15:05:10,395 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 15:05:10,424 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-23 15:05:10,424 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 15:05:10,425 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, v_rep(select #length ULTIMATE.start_main_~#array~0#1.base)_1) = -16*ULTIMATE.start_main_~j~0#1 + 19*v_rep(select #length ULTIMATE.start_main_~#array~0#1.base)_1 Supporting invariants [] [2022-07-23 15:05:10,459 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-07-23 15:05:10,488 INFO L293 tatePredicateManager]: 14 out of 14 supporting invariants were superfluous and have been removed [2022-07-23 15:05:10,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:05:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:05:10,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 15:05:10,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:05:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:05:10,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-23 15:05:10,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:05:10,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:05:10,598 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 [2022-07-23 15:05:10,599 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 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) [2022-07-23 15:05:10,660 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-07-23 15:05:10,662 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 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 39 states and 56 transitions. Complement of second has 8 states. [2022-07-23 15:05:10,668 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 [2022-07-23 15:05:10,678 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) [2022-07-23 15:05:10,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 35 transitions. [2022-07-23 15:05:10,680 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 2 letters. Loop has 2 letters. [2022-07-23 15:05:10,680 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:05:10,680 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 4 letters. Loop has 2 letters. [2022-07-23 15:05:10,680 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:05:10,680 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 2 letters. Loop has 4 letters. [2022-07-23 15:05:10,680 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:05:10,681 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 56 transitions. [2022-07-23 15:05:10,686 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 15:05:10,689 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 9 states and 11 transitions. [2022-07-23 15:05:10,690 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2022-07-23 15:05:10,690 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2022-07-23 15:05:10,691 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2022-07-23 15:05:10,691 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:05:10,691 INFO L369 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2022-07-23 15:05:10,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2022-07-23 15:05:10,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2022-07-23 15:05:10,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:05:10,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2022-07-23 15:05:10,709 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2022-07-23 15:05:10,709 INFO L374 stractBuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2022-07-23 15:05:10,709 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-23 15:05:10,709 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 11 transitions. [2022-07-23 15:05:10,710 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 15:05:10,710 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:05:10,710 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:05:10,711 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-23 15:05:10,711 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 15:05:10,711 INFO L752 eck$LassoCheckResult]: Stem: 151#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3); 152#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~post7#1, main_~j~0#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1, main_#t~mem13#1, main_#t~pre15#1, main_#t~mem14#1, main_#t~ret16#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#array~0#1.base, main_~#array~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#array~0#1.base, main_~#array~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;main_~i~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;main_~j~0#1 := 0; 159#L26-3 assume !(main_~j~0#1 < 10); 157#L26-4 assume main_~i~0#1 >= 0 && main_~i~0#1 < 9;call write~$Pointer$(main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~i~0#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem10#1.base, 4 + main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1 := read~int(main_#t~mem11#1.base, 4 + main_#t~mem11#1.offset, 4); 153#L34 assume main_#t~mem12#1 > 0;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1;call main_#t~mem13#1 := read~int(main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~i~0#1), 4);main_~i~0#1 := main_#t~mem13#1 - 10;havoc main_#t~mem13#1; 154#L36-3 [2022-07-23 15:05:10,711 INFO L754 eck$LassoCheckResult]: Loop: 154#L36-3 call main_#t~mem14#1 := read~int(main_~pa~0#1.base, main_~pa~0#1.offset, 4); 158#L36-1 assume !!(main_~i~0#1 < main_#t~mem14#1);havoc main_#t~mem14#1;main_#t~pre15#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre15#1; 154#L36-3 [2022-07-23 15:05:10,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:05:10,713 INFO L85 PathProgramCache]: Analyzing trace with hash 28697000, now seen corresponding path program 1 times [2022-07-23 15:05:10,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:05:10,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574462158] [2022-07-23 15:05:10,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:05:10,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:05:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:05:10,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:05:10,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:05:10,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574462158] [2022-07-23 15:05:10,789 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574462158] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:05:10,789 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:05:10,789 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:05:10,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810222679] [2022-07-23 15:05:10,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:05:10,792 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:05:10,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:05:10,793 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 1 times [2022-07-23 15:05:10,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:05:10,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414433212] [2022-07-23 15:05:10,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:05:10,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:05:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:10,800 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:05:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:10,807 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:05:10,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:05:10,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:05:10,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:05:10,832 INFO L87 Difference]: Start difference. First operand 9 states and 11 transitions. cyclomatic complexity: 4 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:05:10,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:05:10,839 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2022-07-23 15:05:10,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:05:10,840 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 11 transitions. [2022-07-23 15:05:10,840 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 15:05:10,841 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 10 states and 11 transitions. [2022-07-23 15:05:10,841 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2022-07-23 15:05:10,841 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2022-07-23 15:05:10,841 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 11 transitions. [2022-07-23 15:05:10,841 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:05:10,841 INFO L369 hiAutomatonCegarLoop]: Abstraction has 10 states and 11 transitions. [2022-07-23 15:05:10,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 11 transitions. [2022-07-23 15:05:10,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2022-07-23 15:05:10,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 8 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) [2022-07-23 15:05:10,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. [2022-07-23 15:05:10,843 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9 states and 10 transitions. [2022-07-23 15:05:10,844 INFO L374 stractBuchiCegarLoop]: Abstraction has 9 states and 10 transitions. [2022-07-23 15:05:10,844 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-23 15:05:10,844 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 10 transitions. [2022-07-23 15:05:10,844 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 15:05:10,844 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:05:10,844 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:05:10,845 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:05:10,845 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 15:05:10,845 INFO L752 eck$LassoCheckResult]: Stem: 176#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(11, 2);call #Ultimate.allocInit(12, 3); 177#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~post7#1, main_~j~0#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1, main_#t~mem13#1, main_#t~pre15#1, main_#t~mem14#1, main_#t~ret16#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#array~0#1.base, main_~#array~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#array~0#1.base, main_~#array~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;main_~i~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;main_~j~0#1 := 0; 184#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 180#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 181#L26-3 assume !(main_~j~0#1 < 10); 182#L26-4 assume main_~i~0#1 >= 0 && main_~i~0#1 < 9;call write~$Pointer$(main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~i~0#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem10#1.base, 4 + main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1 := read~int(main_#t~mem11#1.base, 4 + main_#t~mem11#1.offset, 4); 178#L34 assume main_#t~mem12#1 > 0;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1;call main_#t~mem13#1 := read~int(main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~i~0#1), 4);main_~i~0#1 := main_#t~mem13#1 - 10;havoc main_#t~mem13#1; 179#L36-3 [2022-07-23 15:05:10,845 INFO L754 eck$LassoCheckResult]: Loop: 179#L36-3 call main_#t~mem14#1 := read~int(main_~pa~0#1.base, main_~pa~0#1.offset, 4); 183#L36-1 assume !!(main_~i~0#1 < main_#t~mem14#1);havoc main_#t~mem14#1;main_#t~pre15#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre15#1; 179#L36-3 [2022-07-23 15:05:10,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:05:10,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1809669606, now seen corresponding path program 1 times [2022-07-23 15:05:10,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:05:10,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595100403] [2022-07-23 15:05:10,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:05:10,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:05:10,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:05:10,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:05:10,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:05:10,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595100403] [2022-07-23 15:05:10,895 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595100403] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-23 15:05:10,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [483508527] [2022-07-23 15:05:10,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:05:10,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 15:05:10,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:10,904 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-23 15:05:10,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2022-07-23 15:05:10,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:05:10,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-23 15:05:10,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:05:10,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:05:10,970 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-23 15:05:10,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:05:10,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [483508527] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-23 15:05:10,986 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-23 15:05:10,986 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-07-23 15:05:10,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515030361] [2022-07-23 15:05:10,986 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-23 15:05:10,987 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:05:10,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:05:10,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 2 times [2022-07-23 15:05:10,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:05:10,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684455786] [2022-07-23 15:05:10,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:05:10,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:05:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:10,990 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:05:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:10,993 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:05:11,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:05:11,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-23 15:05:11,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-23 15:05:11,034 INFO L87 Difference]: Start difference. First operand 9 states and 10 transitions. cyclomatic complexity: 3 Second operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:05:11,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:05:11,051 INFO L93 Difference]: Finished difference Result 15 states and 16 transitions. [2022-07-23 15:05:11,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 15:05:11,052 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 16 transitions. [2022-07-23 15:05:11,052 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 15:05:11,053 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 15 states and 16 transitions. [2022-07-23 15:05:11,053 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2022-07-23 15:05:11,053 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2022-07-23 15:05:11,053 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 16 transitions. [2022-07-23 15:05:11,053 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:05:11,053 INFO L369 hiAutomatonCegarLoop]: Abstraction has 15 states and 16 transitions. [2022-07-23 15:05:11,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 16 transitions. [2022-07-23 15:05:11,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-07-23 15:05:11,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 14 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:05:11,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2022-07-23 15:05:11,055 INFO L392 hiAutomatonCegarLoop]: Abstraction has 15 states and 16 transitions. [2022-07-23 15:05:11,055 INFO L374 stractBuchiCegarLoop]: Abstraction has 15 states and 16 transitions. [2022-07-23 15:05:11,055 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-23 15:05:11,055 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 16 transitions. [2022-07-23 15:05:11,055 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 15:05:11,055 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:05:11,056 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:05:11,056 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1, 1] [2022-07-23 15:05:11,056 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 15:05:11,056 INFO L752 eck$LassoCheckResult]: Stem: 246#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(11, 2);call #Ultimate.allocInit(12, 3); 247#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~post7#1, main_~j~0#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1, main_#t~mem13#1, main_#t~pre15#1, main_#t~mem14#1, main_#t~ret16#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#array~0#1.base, main_~#array~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#array~0#1.base, main_~#array~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;main_~i~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;main_~j~0#1 := 0; 254#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 250#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 251#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 255#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 260#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 259#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 258#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 257#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 256#L26-3 assume !(main_~j~0#1 < 10); 252#L26-4 assume main_~i~0#1 >= 0 && main_~i~0#1 < 9;call write~$Pointer$(main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~i~0#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem10#1.base, 4 + main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1 := read~int(main_#t~mem11#1.base, 4 + main_#t~mem11#1.offset, 4); 248#L34 assume main_#t~mem12#1 > 0;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1;call main_#t~mem13#1 := read~int(main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~i~0#1), 4);main_~i~0#1 := main_#t~mem13#1 - 10;havoc main_#t~mem13#1; 249#L36-3 [2022-07-23 15:05:11,056 INFO L754 eck$LassoCheckResult]: Loop: 249#L36-3 call main_#t~mem14#1 := read~int(main_~pa~0#1.base, main_~pa~0#1.offset, 4); 253#L36-1 assume !!(main_~i~0#1 < main_#t~mem14#1);havoc main_#t~mem14#1;main_#t~pre15#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre15#1; 249#L36-3 [2022-07-23 15:05:11,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:05:11,057 INFO L85 PathProgramCache]: Analyzing trace with hash 82232736, now seen corresponding path program 2 times [2022-07-23 15:05:11,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:05:11,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617896092] [2022-07-23 15:05:11,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:05:11,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:05:11,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:05:11,109 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:05:11,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:05:11,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617896092] [2022-07-23 15:05:11,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617896092] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-23 15:05:11,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2020318627] [2022-07-23 15:05:11,109 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-23 15:05:11,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 15:05:11,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:05:11,110 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-23 15:05:11,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2022-07-23 15:05:11,181 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-07-23 15:05:11,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-23 15:05:11,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-23 15:05:11,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:05:11,204 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:05:11,204 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-23 15:05:11,258 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:05:11,258 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2020318627] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-23 15:05:11,258 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-23 15:05:11,258 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2022-07-23 15:05:11,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140654005] [2022-07-23 15:05:11,258 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-23 15:05:11,258 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:05:11,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:05:11,258 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 3 times [2022-07-23 15:05:11,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:05:11,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914484217] [2022-07-23 15:05:11,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:05:11,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:05:11,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:11,261 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:05:11,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:11,264 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:05:11,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:05:11,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-23 15:05:11,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-07-23 15:05:11,283 INFO L87 Difference]: Start difference. First operand 15 states and 16 transitions. cyclomatic complexity: 3 Second operand has 13 states, 13 states have (on average 2.0) internal successors, (26), 13 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) [2022-07-23 15:05:11,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:05:11,315 INFO L93 Difference]: Finished difference Result 27 states and 28 transitions. [2022-07-23 15:05:11,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-23 15:05:11,317 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 28 transitions. [2022-07-23 15:05:11,318 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 15:05:11,318 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 27 states and 28 transitions. [2022-07-23 15:05:11,318 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2022-07-23 15:05:11,318 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2022-07-23 15:05:11,318 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 28 transitions. [2022-07-23 15:05:11,319 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:05:11,319 INFO L369 hiAutomatonCegarLoop]: Abstraction has 27 states and 28 transitions. [2022-07-23 15:05:11,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 28 transitions. [2022-07-23 15:05:11,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-07-23 15:05:11,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.037037037037037) internal successors, (28), 26 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:05:11,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2022-07-23 15:05:11,320 INFO L392 hiAutomatonCegarLoop]: Abstraction has 27 states and 28 transitions. [2022-07-23 15:05:11,320 INFO L374 stractBuchiCegarLoop]: Abstraction has 27 states and 28 transitions. [2022-07-23 15:05:11,320 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-23 15:05:11,320 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 28 transitions. [2022-07-23 15:05:11,320 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 15:05:11,321 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:05:11,321 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:05:11,321 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 1, 1, 1, 1, 1] [2022-07-23 15:05:11,321 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 15:05:11,321 INFO L752 eck$LassoCheckResult]: Stem: 376#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(11, 2);call #Ultimate.allocInit(12, 3); 377#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~post7#1, main_~j~0#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1, main_#t~mem13#1, main_#t~pre15#1, main_#t~mem14#1, main_#t~ret16#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#array~0#1.base, main_~#array~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#array~0#1.base, main_~#array~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;main_~i~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;main_~j~0#1 := 0; 384#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 385#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 386#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 380#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 381#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 402#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 401#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 400#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 399#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 398#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 397#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 396#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 395#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 394#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 393#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 392#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 391#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 390#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 389#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 388#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 387#L26-3 assume !(main_~j~0#1 < 10); 382#L26-4 assume main_~i~0#1 >= 0 && main_~i~0#1 < 9;call write~$Pointer$(main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~i~0#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem10#1.base, 4 + main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1 := read~int(main_#t~mem11#1.base, 4 + main_#t~mem11#1.offset, 4); 378#L34 assume main_#t~mem12#1 > 0;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1;call main_#t~mem13#1 := read~int(main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~i~0#1), 4);main_~i~0#1 := main_#t~mem13#1 - 10;havoc main_#t~mem13#1; 379#L36-3 [2022-07-23 15:05:11,321 INFO L754 eck$LassoCheckResult]: Loop: 379#L36-3 call main_#t~mem14#1 := read~int(main_~pa~0#1.base, main_~pa~0#1.offset, 4); 383#L36-1 assume !!(main_~i~0#1 < main_#t~mem14#1);havoc main_#t~mem14#1;main_#t~pre15#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre15#1; 379#L36-3 [2022-07-23 15:05:11,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:05:11,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1520933524, now seen corresponding path program 3 times [2022-07-23 15:05:11,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:05:11,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334362464] [2022-07-23 15:05:11,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:05:11,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:05:11,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:11,437 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:05:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:11,604 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:05:11,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:05:11,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 4 times [2022-07-23 15:05:11,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:05:11,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655348584] [2022-07-23 15:05:11,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:05:11,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:05:11,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:11,608 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:05:11,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:11,610 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:05:11,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:05:11,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1328236761, now seen corresponding path program 1 times [2022-07-23 15:05:11,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:05:11,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460425777] [2022-07-23 15:05:11,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:05:11,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:05:11,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:11,649 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:05:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:05:11,676 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace