./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-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 64bit --witnessprinter.graph.data.programhash b834abf8dc1317d8271c7246f1223cb53b92d1ccf9f4021ff5d970b2c79106ab --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 19:56:23,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 19:56:23,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 19:56:23,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 19:56:23,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 19:56:23,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 19:56:23,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 19:56:23,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 19:56:23,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 19:56:23,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 19:56:23,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 19:56:23,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 19:56:23,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 19:56:23,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 19:56:23,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 19:56:23,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 19:56:23,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 19:56:23,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 19:56:23,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 19:56:23,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 19:56:23,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 19:56:23,267 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 19:56:23,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 19:56:23,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 19:56:23,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 19:56:23,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 19:56:23,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 19:56:23,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 19:56:23,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 19:56:23,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 19:56:23,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 19:56:23,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 19:56:23,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 19:56:23,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 19:56:23,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 19:56:23,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 19:56:23,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 19:56:23,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 19:56:23,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 19:56:23,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 19:56:23,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 19:56:23,292 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-22 19:56:23,312 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 19:56:23,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 19:56:23,313 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 19:56:23,313 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 19:56:23,314 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 19:56:23,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 19:56:23,314 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 19:56:23,315 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-22 19:56:23,315 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-22 19:56:23,315 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-22 19:56:23,315 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-22 19:56:23,316 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-22 19:56:23,316 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-22 19:56:23,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 19:56:23,316 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 19:56:23,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 19:56:23,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 19:56:23,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-22 19:56:23,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-22 19:56:23,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-22 19:56:23,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 19:56:23,317 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-22 19:56:23,317 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 19:56:23,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-22 19:56:23,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 19:56:23,317 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 19:56:23,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 19:56:23,318 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 19:56:23,318 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 19:56:23,319 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-22 19:56:23,319 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b834abf8dc1317d8271c7246f1223cb53b92d1ccf9f4021ff5d970b2c79106ab [2021-12-22 19:56:23,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 19:56:23,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 19:56:23,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 19:56:23,547 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 19:56:23,547 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 19:56:23,548 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5.i [2021-12-22 19:56:23,601 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21293decd/f62c918e26b7400d9f966a45544812e4/FLAG9513ce14b [2021-12-22 19:56:23,962 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 19:56:23,962 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5.i [2021-12-22 19:56:23,970 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21293decd/f62c918e26b7400d9f966a45544812e4/FLAG9513ce14b [2021-12-22 19:56:23,983 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21293decd/f62c918e26b7400d9f966a45544812e4 [2021-12-22 19:56:23,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 19:56:23,987 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 19:56:23,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 19:56:23,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 19:56:23,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 19:56:23,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:56:23" (1/1) ... [2021-12-22 19:56:23,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610f209d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:56:23, skipping insertion in model container [2021-12-22 19:56:23,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:56:23" (1/1) ... [2021-12-22 19:56:23,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 19:56:24,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 19:56:24,130 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 19:56:24,136 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 19:56:24,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 19:56:24,154 INFO L208 MainTranslator]: Completed translation [2021-12-22 19:56:24,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:56:24 WrapperNode [2021-12-22 19:56:24,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 19:56:24,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 19:56:24,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 19:56:24,155 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 19:56:24,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:56:24" (1/1) ... [2021-12-22 19:56:24,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:56:24" (1/1) ... [2021-12-22 19:56:24,176 INFO L137 Inliner]: procedures = 12, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2021-12-22 19:56:24,177 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 19:56:24,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 19:56:24,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 19:56:24,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 19:56:24,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:56:24" (1/1) ... [2021-12-22 19:56:24,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:56:24" (1/1) ... [2021-12-22 19:56:24,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:56:24" (1/1) ... [2021-12-22 19:56:24,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:56:24" (1/1) ... [2021-12-22 19:56:24,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:56:24" (1/1) ... [2021-12-22 19:56:24,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:56:24" (1/1) ... [2021-12-22 19:56:24,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:56:24" (1/1) ... [2021-12-22 19:56:24,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 19:56:24,198 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 19:56:24,198 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 19:56:24,199 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 19:56:24,199 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:56:24" (1/1) ... [2021-12-22 19:56:24,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:24,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:24,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:24,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-22 19:56:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 19:56:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 19:56:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-12-22 19:56:24,287 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-12-22 19:56:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure g [2021-12-22 19:56:24,288 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2021-12-22 19:56:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 19:56:24,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 19:56:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 19:56:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 19:56:24,363 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 19:56:24,365 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 19:56:24,531 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 19:56:24,536 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 19:56:24,536 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 19:56:24,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 07:56:24 BoogieIcfgContainer [2021-12-22 19:56:24,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 19:56:24,538 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-22 19:56:24,538 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-22 19:56:24,540 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-22 19:56:24,555 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 19:56:24,555 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.12 07:56:23" (1/3) ... [2021-12-22 19:56:24,556 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@c48804f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.12 07:56:24, skipping insertion in model container [2021-12-22 19:56:24,556 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 19:56:24,556 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:56:24" (2/3) ... [2021-12-22 19:56:24,556 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@c48804f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.12 07:56:24, skipping insertion in model container [2021-12-22 19:56:24,556 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 19:56:24,557 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 07:56:24" (3/3) ... [2021-12-22 19:56:24,558 INFO L388 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex5.i [2021-12-22 19:56:24,586 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-22 19:56:24,586 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-22 19:56:24,586 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-22 19:56:24,587 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-22 19:56:24,587 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-22 19:56:24,587 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-22 19:56:24,587 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-22 19:56:24,587 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-22 19:56:24,596 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2021-12-22 19:56:24,610 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-22 19:56:24,610 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 19:56:24,611 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 19:56:24,615 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-12-22 19:56:24,615 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 19:56:24,615 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-22 19:56:24,615 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2021-12-22 19:56:24,617 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-22 19:56:24,617 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 19:56:24,617 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 19:56:24,617 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-12-22 19:56:24,618 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 19:56:24,642 INFO L791 eck$LassoCheckResult]: Stem: 8#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 16#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~short17#1, main_#t~mem18#1, main_#t~ret19#1.base, main_#t~ret19#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;havoc main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int(main_#t~nondet13#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet13#1;call write~int(main_#t~nondet14#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet14#1;call main_#t~mem15#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short17#1 := main_#t~mem15#1 < 0; 14#L63true assume !main_#t~short17#1;call main_#t~mem16#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short17#1 := main_#t~mem16#1 < 0; 12#L63-2true assume !main_#t~short17#1;havoc main_#t~mem15#1;havoc main_#t~mem16#1;havoc main_#t~short17#1;call main_#t~mem18#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 9#L66true call main_#t~ret19#1.base, main_#t~ret19#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem18#1);< 17#fENTRYtrue [2021-12-22 19:56:24,642 INFO L793 eck$LassoCheckResult]: Loop: 17#fENTRYtrue ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 23#L17true assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 20#L25true call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 18#gENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 6#L34true assume #t~mem5 < 0;havoc #t~mem5;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc6.base, #t~malloc6.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc6.base, #t~malloc6.offset;havoc #t~malloc6.base, #t~malloc6.offset; 13#gFINALtrue assume true; 22#gEXITtrue >#37#return; 10#L25-1true call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 17#fENTRYtrue [2021-12-22 19:56:24,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:24,646 INFO L85 PathProgramCache]: Analyzing trace with hash 44919073, now seen corresponding path program 1 times [2021-12-22 19:56:24,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:56:24,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636106867] [2021-12-22 19:56:24,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:24,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:56:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:24,766 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:56:24,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:24,808 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:56:24,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:24,810 INFO L85 PathProgramCache]: Analyzing trace with hash -1513071857, now seen corresponding path program 1 times [2021-12-22 19:56:24,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:56:24,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118057564] [2021-12-22 19:56:24,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:24,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:56:24,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:56:24,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 19:56:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:56:24,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 19:56:24,961 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 19:56:24,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118057564] [2021-12-22 19:56:24,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118057564] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 19:56:24,962 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 19:56:24,962 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 19:56:24,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996676162] [2021-12-22 19:56:24,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 19:56:24,966 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 19:56:24,969 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 19:56:24,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 19:56:24,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 19:56:24,989 INFO L87 Difference]: Start difference. First operand has 22 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-22 19:56:25,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 19:56:25,080 INFO L93 Difference]: Finished difference Result 24 states and 29 transitions. [2021-12-22 19:56:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-22 19:56:25,087 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 29 transitions. [2021-12-22 19:56:25,090 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-22 19:56:25,094 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 17 states and 20 transitions. [2021-12-22 19:56:25,094 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2021-12-22 19:56:25,095 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-12-22 19:56:25,095 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 20 transitions. [2021-12-22 19:56:25,096 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 19:56:25,096 INFO L681 BuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2021-12-22 19:56:25,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 20 transitions. [2021-12-22 19:56:25,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-12-22 19:56:25,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 12 states have internal predecessors, (13), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-22 19:56:25,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 20 transitions. [2021-12-22 19:56:25,115 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2021-12-22 19:56:25,115 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2021-12-22 19:56:25,115 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-22 19:56:25,115 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 20 transitions. [2021-12-22 19:56:25,116 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-22 19:56:25,116 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 19:56:25,117 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 19:56:25,117 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-12-22 19:56:25,117 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 19:56:25,117 INFO L791 eck$LassoCheckResult]: Stem: 68#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 69#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~short17#1, main_#t~mem18#1, main_#t~ret19#1.base, main_#t~ret19#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;havoc main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int(main_#t~nondet13#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet13#1;call write~int(main_#t~nondet14#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet14#1;call main_#t~mem15#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short17#1 := main_#t~mem15#1 < 0; 75#L63 assume !main_#t~short17#1;call main_#t~mem16#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short17#1 := main_#t~mem16#1 < 0; 73#L63-2 assume !main_#t~short17#1;havoc main_#t~mem15#1;havoc main_#t~mem16#1;havoc main_#t~short17#1;call main_#t~mem18#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 70#L66 call main_#t~ret19#1.base, main_#t~ret19#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem18#1);< 71#fENTRY [2021-12-22 19:56:25,118 INFO L793 eck$LassoCheckResult]: Loop: 71#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 78#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 65#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 79#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 64#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 66#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 79#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 64#L34 assume #t~mem5 < 0;havoc #t~mem5;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc6.base, #t~malloc6.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc6.base, #t~malloc6.offset;havoc #t~malloc6.base, #t~malloc6.offset; 67#gFINAL assume true; 74#gEXIT >#41#return; 76#L42-1 ~np~0.base, ~np~0.offset := #t~ret9.base, #t~ret9.offset;havoc #t~ret9.base, #t~ret9.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc10.base, #t~malloc10.offset;havoc #t~malloc10.base, #t~malloc10.offset; 77#gFINAL assume true; 80#gEXIT >#37#return; 72#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 71#fENTRY [2021-12-22 19:56:25,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:25,118 INFO L85 PathProgramCache]: Analyzing trace with hash 44919073, now seen corresponding path program 2 times [2021-12-22 19:56:25,119 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:56:25,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464579546] [2021-12-22 19:56:25,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:25,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:56:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:25,132 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:56:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:25,142 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:56:25,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:25,143 INFO L85 PathProgramCache]: Analyzing trace with hash 916774883, now seen corresponding path program 1 times [2021-12-22 19:56:25,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:56:25,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044849263] [2021-12-22 19:56:25,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:25,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:56:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:56:25,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 19:56:25,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:56:25,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 19:56:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:56:25,272 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-22 19:56:25,273 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 19:56:25,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044849263] [2021-12-22 19:56:25,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044849263] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 19:56:25,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1980422940] [2021-12-22 19:56:25,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:25,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 19:56:25,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:25,291 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 19:56:25,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-22 19:56:25,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:56:25,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 31 conjunts are in the unsatisfiable core [2021-12-22 19:56:25,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 19:56:25,399 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-22 19:56:27,486 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-22 19:56:27,487 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 19:56:27,784 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 19:56:27,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1980422940] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 19:56:27,785 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 19:56:27,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 10] total 20 [2021-12-22 19:56:27,786 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761321969] [2021-12-22 19:56:27,786 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 19:56:27,786 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 19:56:27,786 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 19:56:27,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-12-22 19:56:27,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=298, Unknown=3, NotChecked=0, Total=380 [2021-12-22 19:56:27,788 INFO L87 Difference]: Start difference. First operand 17 states and 20 transitions. cyclomatic complexity: 5 Second operand has 20 states, 14 states have (on average 1.5) internal successors, (21), 15 states have internal predecessors, (21), 6 states have call successors, (7), 5 states have call predecessors, (7), 4 states have return successors, (5), 3 states have call predecessors, (5), 5 states have call successors, (5) [2021-12-22 19:56:28,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 19:56:28,821 INFO L93 Difference]: Finished difference Result 20 states and 23 transitions. [2021-12-22 19:56:28,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-22 19:56:28,822 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 23 transitions. [2021-12-22 19:56:28,823 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-22 19:56:28,824 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 23 transitions. [2021-12-22 19:56:28,824 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-12-22 19:56:28,824 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2021-12-22 19:56:28,824 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 23 transitions. [2021-12-22 19:56:28,824 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 19:56:28,824 INFO L681 BuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2021-12-22 19:56:28,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 23 transitions. [2021-12-22 19:56:28,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2021-12-22 19:56:28,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 14 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-22 19:56:28,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2021-12-22 19:56:28,826 INFO L704 BuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2021-12-22 19:56:28,827 INFO L587 BuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2021-12-22 19:56:28,827 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-22 19:56:28,827 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 23 transitions. [2021-12-22 19:56:28,827 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-22 19:56:28,827 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 19:56:28,828 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 19:56:28,828 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-12-22 19:56:28,828 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-12-22 19:56:28,828 INFO L791 eck$LassoCheckResult]: Stem: 226#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 227#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~short17#1, main_#t~mem18#1, main_#t~ret19#1.base, main_#t~ret19#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;havoc main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int(main_#t~nondet13#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet13#1;call write~int(main_#t~nondet14#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet14#1;call main_#t~mem15#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short17#1 := main_#t~mem15#1 < 0; 234#L63 assume !main_#t~short17#1;call main_#t~mem16#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short17#1 := main_#t~mem16#1 < 0; 231#L63-2 assume !main_#t~short17#1;havoc main_#t~mem15#1;havoc main_#t~mem16#1;havoc main_#t~short17#1;call main_#t~mem18#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 228#L66 call main_#t~ret19#1.base, main_#t~ret19#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem18#1);< 229#fENTRY [2021-12-22 19:56:28,829 INFO L793 eck$LassoCheckResult]: Loop: 229#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 236#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 223#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 237#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 222#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 224#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 237#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 222#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 224#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 237#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 222#L34 assume #t~mem5 < 0;havoc #t~mem5;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc6.base, #t~malloc6.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc6.base, #t~malloc6.offset;havoc #t~malloc6.base, #t~malloc6.offset; 225#gFINAL assume true; 238#gEXIT >#41#return; 235#L42-1 ~np~0.base, ~np~0.offset := #t~ret9.base, #t~ret9.offset;havoc #t~ret9.base, #t~ret9.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc10.base, #t~malloc10.offset;havoc #t~malloc10.base, #t~malloc10.offset; 232#gFINAL assume true; 233#gEXIT >#41#return; 240#L42-1 ~np~0.base, ~np~0.offset := #t~ret9.base, #t~ret9.offset;havoc #t~ret9.base, #t~ret9.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc10.base, #t~malloc10.offset;havoc #t~malloc10.base, #t~malloc10.offset; 241#gFINAL assume true; 239#gEXIT >#37#return; 230#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 229#fENTRY [2021-12-22 19:56:28,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:28,829 INFO L85 PathProgramCache]: Analyzing trace with hash 44919073, now seen corresponding path program 3 times [2021-12-22 19:56:28,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:56:28,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798224809] [2021-12-22 19:56:28,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:28,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:56:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:28,839 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:56:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:28,846 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:56:28,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:28,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1267451407, now seen corresponding path program 2 times [2021-12-22 19:56:28,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:56:28,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030602044] [2021-12-22 19:56:28,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:28,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:56:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:28,862 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:56:28,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:28,877 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:56:28,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:28,877 INFO L85 PathProgramCache]: Analyzing trace with hash -2054594769, now seen corresponding path program 1 times [2021-12-22 19:56:28,877 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:56:28,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71733820] [2021-12-22 19:56:28,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:28,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:56:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:28,905 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:56:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:28,923 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:56:31,427 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 19:56:31,428 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 19:56:31,428 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 19:56:31,428 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 19:56:31,428 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 19:56:31,428 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:31,428 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 19:56:31,429 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 19:56:31,429 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex5.i_Iteration3_Lasso [2021-12-22 19:56:31,429 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 19:56:31,429 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 19:56:31,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:31,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:32,057 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 19:56:32,060 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-22 19:56:32,061 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:32,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:32,063 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:32,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-22 19:56:32,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:32,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:32,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:56:32,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:32,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:32,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:32,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:56:32,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:56:32,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:56:32,114 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 [2021-12-22 19:56:32,114 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:32,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:32,136 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:32,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-22 19:56:32,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:32,164 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:32,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:56:32,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:32,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:32,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:32,165 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:56:32,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:56:32,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:56:32,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-22 19:56:32,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:32,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:32,200 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:32,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-22 19:56:32,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:32,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:32,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:56:32,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:32,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:32,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:32,261 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:56:32,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:56:32,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:56:32,295 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 [2021-12-22 19:56:32,296 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:32,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:32,297 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:32,298 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-22 19:56:32,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:32,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:32,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:56:32,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:32,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:32,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:32,307 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:56:32,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:56:32,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:56:32,329 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-22 19:56:32,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:32,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:32,331 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:32,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-22 19:56:32,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:32,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:32,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:32,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:32,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:32,344 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:56:32,344 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 19:56:32,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:56:32,368 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-22 19:56:32,368 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:32,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:32,369 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:32,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-22 19:56:32,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:32,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:32,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:32,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:32,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:32,394 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:56:32,399 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 19:56:32,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:56:32,430 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-22 19:56:32,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:32,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:32,431 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:32,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-22 19:56:32,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:32,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:32,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:32,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:32,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:32,453 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:56:32,453 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 19:56:32,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:56:32,474 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-22 19:56:32,475 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:32,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:32,476 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:32,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-22 19:56:32,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:32,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:32,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:32,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:32,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:32,487 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:56:32,487 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 19:56:32,490 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-22 19:56:32,518 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-12-22 19:56:32,519 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-12-22 19:56:32,520 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:32,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:32,522 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:32,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-22 19:56:32,531 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-22 19:56:32,571 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-22 19:56:32,571 INFO L513 LassoAnalysis]: Proved termination. [2021-12-22 19:56:32,571 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(f_#in~v) = 2*f_#in~v + 1 Supporting invariants [] [2021-12-22 19:56:32,595 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-22 19:56:32,599 INFO L297 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2021-12-22 19:56:32,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:56:32,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 19:56:32,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 19:56:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:56:32,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 13 conjunts are in the unsatisfiable core [2021-12-22 19:56:32,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 19:56:32,806 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-12-22 19:56:32,808 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2021-12-22 19:56:32,809 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 23 transitions. cyclomatic complexity: 5 Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-22 19:56:32,869 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 23 transitions. cyclomatic complexity: 5. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 63 states and 72 transitions. Complement of second has 15 states. [2021-12-22 19:56:32,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-22 19:56:32,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-22 19:56:32,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 18 transitions. [2021-12-22 19:56:32,872 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 5 letters. Loop has 20 letters. [2021-12-22 19:56:32,873 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 19:56:32,873 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 25 letters. Loop has 20 letters. [2021-12-22 19:56:32,873 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 19:56:32,873 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 5 letters. Loop has 40 letters. [2021-12-22 19:56:32,874 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 19:56:32,874 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 63 states and 72 transitions. [2021-12-22 19:56:32,876 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-22 19:56:32,877 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 63 states to 40 states and 47 transitions. [2021-12-22 19:56:32,877 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2021-12-22 19:56:32,877 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2021-12-22 19:56:32,877 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 47 transitions. [2021-12-22 19:56:32,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 19:56:32,877 INFO L681 BuchiCegarLoop]: Abstraction has 40 states and 47 transitions. [2021-12-22 19:56:32,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 47 transitions. [2021-12-22 19:56:32,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 29. [2021-12-22 19:56:32,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 20 states have internal predecessors, (23), 7 states have call successors, (7), 5 states have call predecessors, (7), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2021-12-22 19:56:32,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 34 transitions. [2021-12-22 19:56:32,880 INFO L704 BuchiCegarLoop]: Abstraction has 29 states and 34 transitions. [2021-12-22 19:56:32,880 INFO L587 BuchiCegarLoop]: Abstraction has 29 states and 34 transitions. [2021-12-22 19:56:32,880 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-22 19:56:32,880 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 34 transitions. [2021-12-22 19:56:32,881 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-22 19:56:32,881 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 19:56:32,881 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 19:56:32,881 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 19:56:32,881 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-22 19:56:32,882 INFO L791 eck$LassoCheckResult]: Stem: 431#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 432#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~short17#1, main_#t~mem18#1, main_#t~ret19#1.base, main_#t~ret19#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;havoc main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int(main_#t~nondet13#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet13#1;call write~int(main_#t~nondet14#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet14#1;call main_#t~mem15#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short17#1 := main_#t~mem15#1 < 0; 437#L63 assume !main_#t~short17#1;call main_#t~mem16#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short17#1 := main_#t~mem16#1 < 0; 436#L63-2 assume !main_#t~short17#1;havoc main_#t~mem15#1;havoc main_#t~mem16#1;havoc main_#t~short17#1;call main_#t~mem18#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 430#L66 call main_#t~ret19#1.base, main_#t~ret19#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem18#1);< 433#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 440#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 423#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 441#gENTRY [2021-12-22 19:56:32,882 INFO L793 eck$LassoCheckResult]: Loop: 441#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 421#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 422#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 441#gENTRY [2021-12-22 19:56:32,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:32,882 INFO L85 PathProgramCache]: Analyzing trace with hash -1845692449, now seen corresponding path program 1 times [2021-12-22 19:56:32,882 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:56:32,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673960202] [2021-12-22 19:56:32,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:32,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:56:32,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:32,892 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:56:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:32,900 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:56:32,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:32,901 INFO L85 PathProgramCache]: Analyzing trace with hash 38883, now seen corresponding path program 1 times [2021-12-22 19:56:32,901 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:56:32,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819525695] [2021-12-22 19:56:32,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:32,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:56:32,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:32,940 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:56:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:32,942 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:56:32,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:32,942 INFO L85 PathProgramCache]: Analyzing trace with hash -852415675, now seen corresponding path program 1 times [2021-12-22 19:56:32,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:56:32,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209768321] [2021-12-22 19:56:32,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:32,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:56:32,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:32,952 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:56:32,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:32,969 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-22 19:56:32,972 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:56:34,398 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 19:56:34,398 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 19:56:34,398 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 19:56:34,398 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 19:56:34,398 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 19:56:34,399 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:34,399 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 19:56:34,399 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 19:56:34,399 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex5.i_Iteration4_Lasso [2021-12-22 19:56:34,399 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 19:56:34,399 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 19:56:34,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,678 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:34,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:35,163 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 19:56:35,164 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-22 19:56:35,164 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:35,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:35,165 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:35,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-22 19:56:35,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:35,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:35,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:56:35,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:35,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:35,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:35,176 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:56:35,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:56:35,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:56:35,194 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-22 19:56:35,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:35,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:35,196 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:35,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-22 19:56:35,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:35,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:35,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:56:35,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:35,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:35,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:35,205 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:56:35,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:56:35,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:56:35,222 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-22 19:56:35,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:35,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:35,224 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:35,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-22 19:56:35,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:35,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:35,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:56:35,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:35,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:35,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:35,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:56:35,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:56:35,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:56:35,298 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-22 19:56:35,299 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:35,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:35,300 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:35,301 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-22 19:56:35,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:35,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:35,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:56:35,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:35,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:35,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:35,310 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:56:35,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:56:35,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:56:35,334 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-22 19:56:35,334 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:35,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:35,336 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:35,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-22 19:56:35,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:35,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:35,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:56:35,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:35,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:35,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:35,344 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:56:35,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:56:35,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:56:35,366 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-22 19:56:35,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:35,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:35,367 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:35,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-22 19:56:35,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:35,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:35,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:35,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:35,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:35,378 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:56:35,378 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 19:56:35,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:56:35,419 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-22 19:56:35,420 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:35,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:35,421 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:35,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-22 19:56:35,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:35,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:35,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:35,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:35,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:35,446 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:56:35,446 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 19:56:35,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:56:35,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-22 19:56:35,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:35,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:35,504 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:35,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:35,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:35,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:35,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:35,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:35,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-22 19:56:35,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:56:35,531 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 19:56:35,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:56:35,565 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-22 19:56:35,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:35,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:35,567 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:35,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-22 19:56:35,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:56:35,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:56:35,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:56:35,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:56:35,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:56:35,582 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:56:35,582 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 19:56:35,599 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-22 19:56:35,626 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-12-22 19:56:35,626 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2021-12-22 19:56:35,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:35,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:35,628 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:56:35,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-22 19:56:35,630 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-22 19:56:35,663 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-22 19:56:35,664 INFO L513 LassoAnalysis]: Proved termination. [2021-12-22 19:56:35,664 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_1) = 2*v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_1 + 1 Supporting invariants [] [2021-12-22 19:56:35,707 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-22 19:56:35,713 INFO L297 tatePredicateManager]: 2 out of 2 supporting invariants were superfluous and have been removed [2021-12-22 19:56:35,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:56:35,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-22 19:56:35,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 19:56:35,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:56:35,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-22 19:56:35,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 19:56:35,818 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 23 [2021-12-22 19:56:35,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 19:56:35,834 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-22 19:56:35,834 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 29 states and 34 transitions. cyclomatic complexity: 8 Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 19:56:35,882 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 29 states and 34 transitions. cyclomatic complexity: 8. Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 57 states and 66 transitions. Complement of second has 15 states. [2021-12-22 19:56:35,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-22 19:56:35,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 19:56:35,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 14 transitions. [2021-12-22 19:56:35,884 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 8 letters. Loop has 3 letters. [2021-12-22 19:56:35,884 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 19:56:35,884 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 11 letters. Loop has 3 letters. [2021-12-22 19:56:35,884 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 19:56:35,884 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 8 letters. Loop has 6 letters. [2021-12-22 19:56:35,885 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 19:56:35,885 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 66 transitions. [2021-12-22 19:56:35,890 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-22 19:56:35,892 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 40 states and 48 transitions. [2021-12-22 19:56:35,892 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2021-12-22 19:56:35,892 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2021-12-22 19:56:35,892 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 48 transitions. [2021-12-22 19:56:35,892 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 19:56:35,892 INFO L681 BuchiCegarLoop]: Abstraction has 40 states and 48 transitions. [2021-12-22 19:56:35,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 48 transitions. [2021-12-22 19:56:35,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2021-12-22 19:56:35,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 26 states have (on average 1.1538461538461537) internal successors, (30), 29 states have internal predecessors, (30), 10 states have call successors, (10), 7 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 6 states have call successors, (8) [2021-12-22 19:56:35,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 48 transitions. [2021-12-22 19:56:35,900 INFO L704 BuchiCegarLoop]: Abstraction has 40 states and 48 transitions. [2021-12-22 19:56:35,900 INFO L587 BuchiCegarLoop]: Abstraction has 40 states and 48 transitions. [2021-12-22 19:56:35,900 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-22 19:56:35,900 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 48 transitions. [2021-12-22 19:56:35,902 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-22 19:56:35,902 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 19:56:35,903 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 19:56:35,904 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 19:56:35,904 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-22 19:56:35,904 INFO L791 eck$LassoCheckResult]: Stem: 594#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 595#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~short17#1, main_#t~mem18#1, main_#t~ret19#1.base, main_#t~ret19#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;havoc main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int(main_#t~nondet13#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet13#1;call write~int(main_#t~nondet14#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet14#1;call main_#t~mem15#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short17#1 := main_#t~mem15#1 < 0; 602#L63 assume !main_#t~short17#1;call main_#t~mem16#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short17#1 := main_#t~mem16#1 < 0; 601#L63-2 assume !main_#t~short17#1;havoc main_#t~mem15#1;havoc main_#t~mem16#1;havoc main_#t~short17#1;call main_#t~mem18#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 592#L66 call main_#t~ret19#1.base, main_#t~ret19#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem18#1);< 596#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 608#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 611#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 612#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 618#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 588#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 620#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 619#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 589#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 620#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 587#L34 assume #t~mem5 < 0;havoc #t~mem5;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc6.base, #t~malloc6.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc6.base, #t~malloc6.offset;havoc #t~malloc6.base, #t~malloc6.offset; 590#gFINAL assume true; 622#gEXIT >#41#return; 603#L42-1 ~np~0.base, ~np~0.offset := #t~ret9.base, #t~ret9.offset;havoc #t~ret9.base, #t~ret9.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc10.base, #t~malloc10.offset;havoc #t~malloc10.base, #t~malloc10.offset; 604#gFINAL assume true; 617#gEXIT >#41#return; 616#L42-1 ~np~0.base, ~np~0.offset := #t~ret9.base, #t~ret9.offset;havoc #t~ret9.base, #t~ret9.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc10.base, #t~malloc10.offset;havoc #t~malloc10.base, #t~malloc10.offset; 615#gFINAL assume true; 613#gEXIT >#37#return; 591#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 593#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 610#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 585#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 605#gENTRY [2021-12-22 19:56:35,904 INFO L793 eck$LassoCheckResult]: Loop: 605#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 584#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 586#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 605#gENTRY [2021-12-22 19:56:35,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:35,905 INFO L85 PathProgramCache]: Analyzing trace with hash -853827823, now seen corresponding path program 2 times [2021-12-22 19:56:35,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:56:35,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309197006] [2021-12-22 19:56:35,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:35,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:56:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:56:36,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-22 19:56:36,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:56:36,071 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-22 19:56:36,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 19:56:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:56:36,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 19:56:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:56:36,185 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-22 19:56:36,185 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 19:56:36,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309197006] [2021-12-22 19:56:36,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309197006] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 19:56:36,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [649421827] [2021-12-22 19:56:36,186 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-22 19:56:36,186 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 19:56:36,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:56:36,187 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 19:56:36,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-12-22 19:56:36,283 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-22 19:56:36,283 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-22 19:56:36,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 46 conjunts are in the unsatisfiable core [2021-12-22 19:56:36,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 19:56:36,300 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-22 19:56:40,078 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-12-22 19:56:40,088 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-22 19:56:40,088 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 19:56:40,560 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 19:56:40,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [649421827] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 19:56:40,560 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 19:56:40,560 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 17] total 29 [2021-12-22 19:56:40,560 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781173200] [2021-12-22 19:56:40,560 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 19:56:40,561 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 19:56:40,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:40,561 INFO L85 PathProgramCache]: Analyzing trace with hash 38883, now seen corresponding path program 2 times [2021-12-22 19:56:40,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:56:40,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242408471] [2021-12-22 19:56:40,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:40,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:56:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:40,565 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:56:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:40,567 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:56:40,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 19:56:40,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-12-22 19:56:40,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=673, Unknown=4, NotChecked=0, Total=812 [2021-12-22 19:56:40,706 INFO L87 Difference]: Start difference. First operand 40 states and 48 transitions. cyclomatic complexity: 12 Second operand has 29 states, 20 states have (on average 1.7) internal successors, (34), 22 states have internal predecessors, (34), 10 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (9), 5 states have call predecessors, (9), 7 states have call successors, (9) [2021-12-22 19:56:42,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 19:56:42,220 INFO L93 Difference]: Finished difference Result 53 states and 67 transitions. [2021-12-22 19:56:42,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-22 19:56:42,221 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 67 transitions. [2021-12-22 19:56:42,222 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-22 19:56:42,223 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 46 states and 58 transitions. [2021-12-22 19:56:42,223 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2021-12-22 19:56:42,223 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2021-12-22 19:56:42,223 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 58 transitions. [2021-12-22 19:56:42,224 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 19:56:42,224 INFO L681 BuchiCegarLoop]: Abstraction has 46 states and 58 transitions. [2021-12-22 19:56:42,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 58 transitions. [2021-12-22 19:56:42,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 43. [2021-12-22 19:56:42,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 31 states have internal predecessors, (32), 10 states have call successors, (10), 7 states have call predecessors, (10), 5 states have return successors, (10), 4 states have call predecessors, (10), 6 states have call successors, (10) [2021-12-22 19:56:42,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 52 transitions. [2021-12-22 19:56:42,226 INFO L704 BuchiCegarLoop]: Abstraction has 43 states and 52 transitions. [2021-12-22 19:56:42,226 INFO L587 BuchiCegarLoop]: Abstraction has 43 states and 52 transitions. [2021-12-22 19:56:42,226 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-22 19:56:42,226 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 52 transitions. [2021-12-22 19:56:42,227 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-22 19:56:42,227 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 19:56:42,227 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 19:56:42,227 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 19:56:42,227 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-22 19:56:42,228 INFO L791 eck$LassoCheckResult]: Stem: 918#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 919#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~short17#1, main_#t~mem18#1, main_#t~ret19#1.base, main_#t~ret19#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;havoc main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int(main_#t~nondet13#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet13#1;call write~int(main_#t~nondet14#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet14#1;call main_#t~mem15#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short17#1 := main_#t~mem15#1 < 0; 929#L63 assume !main_#t~short17#1;call main_#t~mem16#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short17#1 := main_#t~mem16#1 < 0; 928#L63-2 assume !main_#t~short17#1;havoc main_#t~mem15#1;havoc main_#t~mem16#1;havoc main_#t~short17#1;call main_#t~mem18#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 920#L66 call main_#t~ret19#1.base, main_#t~ret19#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem18#1);< 921#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 935#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 939#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 940#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 947#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 915#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 938#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 946#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 916#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 938#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 946#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 916#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 938#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 914#L34 assume #t~mem5 < 0;havoc #t~mem5;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc6.base, #t~malloc6.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc6.base, #t~malloc6.offset;havoc #t~malloc6.base, #t~malloc6.offset; 917#gFINAL assume true; 952#gEXIT >#41#return; 930#L42-1 ~np~0.base, ~np~0.offset := #t~ret9.base, #t~ret9.offset;havoc #t~ret9.base, #t~ret9.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc10.base, #t~malloc10.offset;havoc #t~malloc10.base, #t~malloc10.offset; 924#gFINAL assume true; 927#gEXIT >#41#return; 941#L42-1 ~np~0.base, ~np~0.offset := #t~ret9.base, #t~ret9.offset;havoc #t~ret9.base, #t~ret9.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc10.base, #t~malloc10.offset;havoc #t~malloc10.base, #t~malloc10.offset; 951#gFINAL assume true; 945#gEXIT >#41#return; 944#L42-1 ~np~0.base, ~np~0.offset := #t~ret9.base, #t~ret9.offset;havoc #t~ret9.base, #t~ret9.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc10.base, #t~malloc10.offset;havoc #t~malloc10.base, #t~malloc10.offset; 943#gFINAL assume true; 942#gEXIT >#37#return; 922#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 923#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 937#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 913#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 931#gENTRY [2021-12-22 19:56:42,228 INFO L793 eck$LassoCheckResult]: Loop: 931#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 911#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 912#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 931#gENTRY [2021-12-22 19:56:42,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:42,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1079381827, now seen corresponding path program 3 times [2021-12-22 19:56:42,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:56:42,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587120524] [2021-12-22 19:56:42,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:42,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:56:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:42,260 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:56:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:42,277 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:56:42,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:42,278 INFO L85 PathProgramCache]: Analyzing trace with hash 38883, now seen corresponding path program 3 times [2021-12-22 19:56:42,278 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:56:42,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442229769] [2021-12-22 19:56:42,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:42,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:56:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:42,281 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:56:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:42,284 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:56:42,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:56:42,284 INFO L85 PathProgramCache]: Analyzing trace with hash 556146087, now seen corresponding path program 4 times [2021-12-22 19:56:42,284 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:56:42,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401695281] [2021-12-22 19:56:42,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:56:42,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:56:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:42,304 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:56:42,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:56:42,332 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:56:48,126 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 19:56:48,127 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 19:56:48,127 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 19:56:48,127 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 19:56:48,127 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 19:56:48,127 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:56:48,127 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 19:56:48,127 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 19:56:48,127 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex5.i_Iteration6_Lasso [2021-12-22 19:56:48,127 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 19:56:48,127 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 19:56:48,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,145 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,184 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:56:48,572 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2021-12-22 19:57:01,979 WARN L227 SmtUtils]: Spent 13.30s on a formula simplification. DAG size of input: 308 DAG size of output: 308 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2021-12-22 19:57:02,055 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 19:57:02,055 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-22 19:57:02,056 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,076 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,080 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-22 19:57:02,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,088 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,125 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,125 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,140 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-22 19:57:02,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,148 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,188 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,189 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,196 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-22 19:57:02,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,241 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 [2021-12-22 19:57:02,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,248 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-22 19:57:02,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,271 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,272 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,273 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-22 19:57:02,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,298 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,299 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-22 19:57:02,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,307 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,325 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 [2021-12-22 19:57:02,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,326 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-22 19:57:02,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,335 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,353 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,354 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-22 19:57:02,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,382 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,382 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,383 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-22 19:57:02,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,391 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,407 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,407 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,408 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-22 19:57:02,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,416 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,434 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,436 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-22 19:57:02,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,445 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,461 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,462 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,463 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-22 19:57:02,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,487 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,489 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-22 19:57:02,491 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,497 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,513 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,514 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,521 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-22 19:57:02,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,546 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,548 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-22 19:57:02,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,555 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,571 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,572 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,579 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-22 19:57:02,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,608 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,608 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,609 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-22 19:57:02,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,617 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,633 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-22 19:57:02,633 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,634 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,636 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-22 19:57:02,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,642 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,658 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,659 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-22 19:57:02,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,667 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:57:02,667 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 19:57:02,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,687 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-22 19:57:02,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,742 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,743 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-22 19:57:02,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,767 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,769 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-22 19:57:02,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,795 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-22 19:57:02,795 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,797 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-22 19:57:02,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,805 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,821 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,822 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-22 19:57:02,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,832 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,833 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,848 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-22 19:57:02,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,849 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-22 19:57:02,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,874 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,875 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-22 19:57:02,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,913 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,914 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,915 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-22 19:57:02,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,923 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,943 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,944 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,945 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-22 19:57:02,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,953 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:02,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:02,972 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:02,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:02,973 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:02,974 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-22 19:57:02,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:02,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:02,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:02,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:02,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:02,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:02,981 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:02,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:02,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:03,004 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:03,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:03,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:03,005 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:03,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-22 19:57:03,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:03,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:03,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:03,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:03,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:03,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:03,014 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:03,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:03,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:03,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:03,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:03,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:03,031 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:03,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-22 19:57:03,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:03,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:03,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:03,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:03,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:03,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:03,040 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:03,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:03,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:03,064 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:03,065 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:03,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:03,065 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:03,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-22 19:57:03,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:03,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:03,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:03,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:03,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:03,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:03,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:03,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:03,076 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:03,091 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:03,092 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:03,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:03,093 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:03,094 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-22 19:57:03,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:03,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:03,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:03,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:03,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:03,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:03,102 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:03,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:03,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:03,118 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:03,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:03,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:03,120 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:03,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-22 19:57:03,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:03,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:03,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:03,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:03,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:03,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:03,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:03,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:03,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:03,145 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:03,145 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:03,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:03,146 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:03,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-22 19:57:03,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:03,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:03,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:03,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:03,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:03,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:03,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:03,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:03,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:03,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:03,173 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:03,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:03,174 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:03,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-22 19:57:03,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:03,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:03,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:03,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:03,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:03,183 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:57:03,183 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 19:57:03,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:03,207 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:03,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:03,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:03,208 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:03,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-22 19:57:03,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:03,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:03,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:03,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:03,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:03,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:03,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:03,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:03,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:03,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:03,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:03,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:03,249 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:03,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-22 19:57:03,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:03,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:03,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:03,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:03,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:03,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:03,268 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:03,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:03,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:03,299 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:03,299 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:03,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:03,300 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:03,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-22 19:57:03,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:03,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:03,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:03,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:03,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:03,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:03,313 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:03,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:03,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:03,330 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:03,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:03,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:03,331 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:03,346 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-22 19:57:03,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:03,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:03,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:03,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:03,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:03,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:03,354 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:03,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:03,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:03,370 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-22 19:57:03,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:03,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:03,371 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:03,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-22 19:57:03,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:03,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:03,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:03,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:03,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:03,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:03,381 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:03,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:03,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:03,400 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:03,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:03,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:03,401 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:03,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-22 19:57:03,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:03,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:03,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:57:03,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:03,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:03,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:03,442 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:57:03,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:57:03,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:03,459 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:03,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:03,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:03,460 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:03,461 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-22 19:57:03,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:03,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:03,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:03,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:03,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:03,470 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:57:03,470 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 19:57:03,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:03,496 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:03,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:03,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:03,497 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:03,498 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-22 19:57:03,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:03,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:03,519 INFO L203 nArgumentSynthesizer]: 256 stem disjuncts [2021-12-22 19:57:03,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:03,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:03,785 INFO L401 nArgumentSynthesizer]: We have 516 Motzkin's Theorem applications. [2021-12-22 19:57:03,785 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 19:57:04,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:04,215 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:04,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:04,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:04,216 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:04,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-22 19:57:04,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:04,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:04,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:04,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:04,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:04,228 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:57:04,228 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 19:57:04,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:04,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:04,247 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:04,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:04,248 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:04,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-22 19:57:04,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:04,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:04,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:04,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:04,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:04,257 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:57:04,257 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 19:57:04,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:57:04,274 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:04,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:04,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:04,275 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:04,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-22 19:57:04,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:57:04,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:57:04,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:57:04,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:57:04,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:57:04,288 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:57:04,288 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 19:57:04,303 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-22 19:57:04,311 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-12-22 19:57:04,311 INFO L444 ModelExtractionUtils]: 7 out of 16 variables were initially zero. Simplification set additionally 6 variables to zero. [2021-12-22 19:57:04,311 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:57:04,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:57:04,328 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:57:04,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-22 19:57:04,329 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-22 19:57:04,363 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-22 19:57:04,364 INFO L513 LassoAnalysis]: Proved termination. [2021-12-22 19:57:04,364 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_2) = 2*v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_2 + 1 Supporting invariants [] [2021-12-22 19:57:04,380 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:04,383 INFO L297 tatePredicateManager]: 2 out of 2 supporting invariants were superfluous and have been removed [2021-12-22 19:57:04,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:57:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:57:04,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-22 19:57:04,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 19:57:04,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:57:04,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-22 19:57:04,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 19:57:04,732 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 23 [2021-12-22 19:57:04,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 19:57:04,746 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-12-22 19:57:04,746 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 52 transitions. cyclomatic complexity: 13 Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-22 19:57:04,832 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:04,843 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 52 transitions. cyclomatic complexity: 13. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 50 states and 59 transitions. Complement of second has 15 states. [2021-12-22 19:57:04,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-22 19:57:04,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-22 19:57:04,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 14 transitions. [2021-12-22 19:57:04,847 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 34 letters. Loop has 3 letters. [2021-12-22 19:57:04,848 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 19:57:04,848 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-22 19:57:04,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:57:04,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:57:04,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-22 19:57:04,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 19:57:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:57:05,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-22 19:57:05,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 19:57:05,158 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 23 [2021-12-22 19:57:05,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 19:57:05,173 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 3 loop predicates [2021-12-22 19:57:05,173 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 52 transitions. cyclomatic complexity: 13 Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-22 19:57:05,224 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 52 transitions. cyclomatic complexity: 13. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 50 states and 59 transitions. Complement of second has 15 states. [2021-12-22 19:57:05,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-22 19:57:05,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-22 19:57:05,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 14 transitions. [2021-12-22 19:57:05,226 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 34 letters. Loop has 3 letters. [2021-12-22 19:57:05,227 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 19:57:05,227 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-22 19:57:05,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:57:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:57:05,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-22 19:57:05,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 19:57:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 19:57:05,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-22 19:57:05,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 19:57:05,523 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 23 [2021-12-22 19:57:05,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 19:57:05,534 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-12-22 19:57:05,534 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 52 transitions. cyclomatic complexity: 13 Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-22 19:57:05,594 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 52 transitions. cyclomatic complexity: 13. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 64 states and 73 transitions. Complement of second has 15 states. [2021-12-22 19:57:05,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-22 19:57:05,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-22 19:57:05,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 24 transitions. [2021-12-22 19:57:05,596 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 34 letters. Loop has 3 letters. [2021-12-22 19:57:05,597 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 19:57:05,597 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 37 letters. Loop has 3 letters. [2021-12-22 19:57:05,598 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 19:57:05,598 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 34 letters. Loop has 6 letters. [2021-12-22 19:57:05,599 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 19:57:05,599 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 73 transitions. [2021-12-22 19:57:05,600 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-22 19:57:05,601 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 0 states and 0 transitions. [2021-12-22 19:57:05,601 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-22 19:57:05,601 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-22 19:57:05,601 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-22 19:57:05,601 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 19:57:05,601 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-22 19:57:05,601 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-22 19:57:05,601 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-22 19:57:05,601 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-22 19:57:05,601 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-22 19:57:05,601 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-22 19:57:05,602 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-22 19:57:05,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.12 07:57:05 BoogieIcfgContainer [2021-12-22 19:57:05,606 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-22 19:57:05,607 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-22 19:57:05,607 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-22 19:57:05,607 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-22 19:57:05,607 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 07:56:24" (3/4) ... [2021-12-22 19:57:05,609 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-22 19:57:05,609 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-22 19:57:05,609 INFO L158 Benchmark]: Toolchain (without parser) took 41622.63ms. Allocated memory was 136.3MB in the beginning and 237.0MB in the end (delta: 100.7MB). Free memory was 101.9MB in the beginning and 77.0MB in the end (delta: 24.9MB). Peak memory consumption was 126.6MB. Max. memory is 16.1GB. [2021-12-22 19:57:05,610 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 79.7MB. Free memory was 40.2MB in the beginning and 40.2MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 19:57:05,610 INFO L158 Benchmark]: CACSL2BoogieTranslator took 165.87ms. Allocated memory is still 136.3MB. Free memory was 101.6MB in the beginning and 109.8MB in the end (delta: -8.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-22 19:57:05,610 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.75ms. Allocated memory is still 136.3MB. Free memory was 109.8MB in the beginning and 108.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-22 19:57:05,610 INFO L158 Benchmark]: Boogie Preprocessor took 20.40ms. Allocated memory is still 136.3MB. Free memory was 108.1MB in the beginning and 107.2MB in the end (delta: 968.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 19:57:05,611 INFO L158 Benchmark]: RCFGBuilder took 338.95ms. Allocated memory is still 136.3MB. Free memory was 107.2MB in the beginning and 95.0MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-22 19:57:05,611 INFO L158 Benchmark]: BuchiAutomizer took 41068.43ms. Allocated memory was 136.3MB in the beginning and 237.0MB in the end (delta: 100.7MB). Free memory was 95.0MB in the beginning and 77.0MB in the end (delta: 18.0MB). Peak memory consumption was 121.4MB. Max. memory is 16.1GB. [2021-12-22 19:57:05,611 INFO L158 Benchmark]: Witness Printer took 2.38ms. Allocated memory is still 237.0MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 19:57:05,612 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 79.7MB. Free memory was 40.2MB in the beginning and 40.2MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 165.87ms. Allocated memory is still 136.3MB. Free memory was 101.6MB in the beginning and 109.8MB in the end (delta: -8.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.75ms. Allocated memory is still 136.3MB. Free memory was 109.8MB in the beginning and 108.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.40ms. Allocated memory is still 136.3MB. Free memory was 108.1MB in the beginning and 107.2MB in the end (delta: 968.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 338.95ms. Allocated memory is still 136.3MB. Free memory was 107.2MB in the beginning and 95.0MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 41068.43ms. Allocated memory was 136.3MB in the beginning and 237.0MB in the end (delta: 100.7MB). Free memory was 95.0MB in the beginning and 77.0MB in the end (delta: 18.0MB). Peak memory consumption was 121.4MB. Max. memory is 16.1GB. * Witness Printer took 2.38ms. Allocated memory is still 237.0MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function 2 * \old(v) + 1 and consists of 5 locations. One deterministic module has affine ranking function 2 * unknown-#memory_int-unknown[p][p] + 1 and consists of 5 locations. One nondeterministic module has affine ranking function 2 * unknown-#memory_int-unknown[p][p] + 1 and consists of 6 locations. 3 modules have a trivial ranking function, the largest among these consists of 29 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 41.0s and 7 iterations. TraceHistogramMax:4. Analysis of lassos took 36.5s. Construction of modules took 0.2s. Büchi inclusion checks took 4.1s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 43 states and ocurred in iteration 5. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 14/14 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 117 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 112 mSDsluCounter, 378 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 38 IncrementalHoareTripleChecker+Unchecked, 265 mSDsCounter, 81 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 305 IncrementalHoareTripleChecker+Invalid, 424 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 81 mSolverCounterUnsat, 113 mSDtfsCounter, 305 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI2 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital351 mio100 ax100 hnf100 lsp97 ukn42 mio100 lsp36 div100 bol100 ite100 ukn100 eq170 hnf96 smp100 dnf5518 smp76 tf100 neg83 sie161 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 692ms VariablesStem: 9 VariablesLoop: 2 DisjunctsStem: 256 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 516 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-22 19:57:05,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:05,854 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-22 19:57:06,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE