./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/openbsd_cstpcpy-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-memory-alloca/openbsd_cstpcpy-alloca-2.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 bebfef36417cc629a011ca1d30e6696f3048116bc9623a75bf9b2a872de91ab8 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 14:29:18,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 14:29:18,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 14:29:18,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 14:29:18,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 14:29:18,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 14:29:18,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 14:29:18,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 14:29:18,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 14:29:18,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 14:29:18,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 14:29:18,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 14:29:18,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 14:29:18,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 14:29:18,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 14:29:18,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 14:29:18,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 14:29:18,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 14:29:18,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 14:29:18,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 14:29:18,142 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 14:29:18,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 14:29:18,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 14:29:18,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 14:29:18,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 14:29:18,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 14:29:18,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 14:29:18,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 14:29:18,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 14:29:18,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 14:29:18,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 14:29:18,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 14:29:18,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 14:29:18,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 14:29:18,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 14:29:18,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 14:29:18,151 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 14:29:18,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 14:29:18,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 14:29:18,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 14:29:18,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 14:29:18,153 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 14:29:18,154 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-07-23 14:29:18,170 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 14:29:18,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 14:29:18,174 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 14:29:18,174 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 14:29:18,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 14:29:18,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 14:29:18,175 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 14:29:18,176 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-23 14:29:18,176 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-23 14:29:18,177 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-23 14:29:18,177 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-23 14:29:18,177 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-23 14:29:18,177 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-23 14:29:18,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 14:29:18,177 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 14:29:18,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 14:29:18,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 14:29:18,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-23 14:29:18,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-23 14:29:18,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-23 14:29:18,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 14:29:18,178 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-23 14:29:18,179 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 14:29:18,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-23 14:29:18,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 14:29:18,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 14:29:18,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 14:29:18,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 14:29:18,180 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-23 14:29:18,181 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bebfef36417cc629a011ca1d30e6696f3048116bc9623a75bf9b2a872de91ab8 [2022-07-23 14:29:18,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 14:29:18,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 14:29:18,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 14:29:18,403 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 14:29:18,404 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 14:29:18,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/openbsd_cstpcpy-alloca-2.i [2022-07-23 14:29:18,465 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ca77f2ef/57f7260ddbf6473789ad27248d221e4c/FLAG27d60431b [2022-07-23 14:29:18,794 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 14:29:18,794 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/openbsd_cstpcpy-alloca-2.i [2022-07-23 14:29:18,803 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ca77f2ef/57f7260ddbf6473789ad27248d221e4c/FLAG27d60431b [2022-07-23 14:29:19,200 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ca77f2ef/57f7260ddbf6473789ad27248d221e4c [2022-07-23 14:29:19,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 14:29:19,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 14:29:19,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 14:29:19,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 14:29:19,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 14:29:19,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:29:19" (1/1) ... [2022-07-23 14:29:19,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76eb8744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:29:19, skipping insertion in model container [2022-07-23 14:29:19,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:29:19" (1/1) ... [2022-07-23 14:29:19,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 14:29:19,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 14:29:19,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 14:29:19,476 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 14:29:19,518 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 14:29:19,538 INFO L208 MainTranslator]: Completed translation [2022-07-23 14:29:19,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:29:19 WrapperNode [2022-07-23 14:29:19,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 14:29:19,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 14:29:19,539 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 14:29:19,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 14:29:19,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:29:19" (1/1) ... [2022-07-23 14:29:19,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:29:19" (1/1) ... [2022-07-23 14:29:19,576 INFO L137 Inliner]: procedures = 111, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 51 [2022-07-23 14:29:19,576 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 14:29:19,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 14:29:19,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 14:29:19,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 14:29:19,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:29:19" (1/1) ... [2022-07-23 14:29:19,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:29:19" (1/1) ... [2022-07-23 14:29:19,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:29:19" (1/1) ... [2022-07-23 14:29:19,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:29:19" (1/1) ... [2022-07-23 14:29:19,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:29:19" (1/1) ... [2022-07-23 14:29:19,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:29:19" (1/1) ... [2022-07-23 14:29:19,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:29:19" (1/1) ... [2022-07-23 14:29:19,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 14:29:19,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 14:29:19,618 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 14:29:19,618 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 14:29:19,619 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:29:19" (1/1) ... [2022-07-23 14:29:19,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:19,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:19,646 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:19,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-23 14:29:19,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 14:29:19,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 14:29:19,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 14:29:19,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 14:29:19,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 14:29:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 14:29:19,790 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 14:29:19,791 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 14:29:19,913 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 14:29:19,918 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 14:29:19,918 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-23 14:29:19,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:29:19 BoogieIcfgContainer [2022-07-23 14:29:19,920 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 14:29:19,921 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-23 14:29:19,922 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-23 14:29:19,924 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-23 14:29:19,925 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 14:29:19,925 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.07 02:29:19" (1/3) ... [2022-07-23 14:29:19,926 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d64308e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 02:29:19, skipping insertion in model container [2022-07-23 14:29:19,926 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 14:29:19,927 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:29:19" (2/3) ... [2022-07-23 14:29:19,927 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d64308e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 02:29:19, skipping insertion in model container [2022-07-23 14:29:19,927 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 14:29:19,927 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:29:19" (3/3) ... [2022-07-23 14:29:19,928 INFO L354 chiAutomizerObserver]: Analyzing ICFG openbsd_cstpcpy-alloca-2.i [2022-07-23 14:29:19,963 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-23 14:29:19,963 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-23 14:29:19,963 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-23 14:29:19,963 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-23 14:29:19,964 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-23 14:29:19,964 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-23 14:29:19,964 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-23 14:29:19,964 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-23 14:29:19,967 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:29:19,978 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-07-23 14:29:19,978 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:29:19,978 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:29:19,981 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-23 14:29:19,982 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-23 14:29:19,982 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-23 14:29:19,982 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:29:19,983 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-07-23 14:29:19,983 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:29:19,983 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:29:19,983 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-23 14:29:19,983 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-23 14:29:19,988 INFO L752 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~nondet6#1, main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~ret9#1.base, main_#t~ret9#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;main_~length1~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1;main_~length2~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 12#L555true assume !(main_~length1~0#1 < 1); 6#L555-2true assume !(main_~length2~0#1 < 1); 7#L558-1true assume !(main_~length1~0#1 < main_~length2~0#1);call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnStack(main_~length1~0#1);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length2~0#1);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call write~int(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstpcpy } true;cstpcpy_#in~to#1.base, cstpcpy_#in~to#1.offset, cstpcpy_#in~from#1.base, cstpcpy_#in~from#1.offset := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc cstpcpy_#res#1.base, cstpcpy_#res#1.offset;havoc cstpcpy_#t~pre2#1.base, cstpcpy_#t~pre2#1.offset, cstpcpy_#t~pre3#1.base, cstpcpy_#t~pre3#1.offset, cstpcpy_#t~mem4#1, cstpcpy_~to#1.base, cstpcpy_~to#1.offset, cstpcpy_~from#1.base, cstpcpy_~from#1.offset;cstpcpy_~to#1.base, cstpcpy_~to#1.offset := cstpcpy_#in~to#1.base, cstpcpy_#in~to#1.offset;cstpcpy_~from#1.base, cstpcpy_~from#1.offset := cstpcpy_#in~from#1.base, cstpcpy_#in~from#1.offset; 8#L549-4true [2022-07-23 14:29:19,988 INFO L754 eck$LassoCheckResult]: Loop: 8#L549-4true call cstpcpy_#t~mem4#1 := read~int(cstpcpy_~from#1.base, cstpcpy_~from#1.offset, 1);call write~int(cstpcpy_#t~mem4#1, cstpcpy_~to#1.base, cstpcpy_~to#1.offset, 1); 2#L549-1true assume !!(0 != cstpcpy_#t~mem4#1);havoc cstpcpy_#t~mem4#1; 5#L549-3true cstpcpy_#t~pre2#1.base, cstpcpy_#t~pre2#1.offset := cstpcpy_~from#1.base, 1 + cstpcpy_~from#1.offset;cstpcpy_~from#1.base, cstpcpy_~from#1.offset := cstpcpy_~from#1.base, 1 + cstpcpy_~from#1.offset;havoc cstpcpy_#t~pre2#1.base, cstpcpy_#t~pre2#1.offset;cstpcpy_#t~pre3#1.base, cstpcpy_#t~pre3#1.offset := cstpcpy_~to#1.base, 1 + cstpcpy_~to#1.offset;cstpcpy_~to#1.base, cstpcpy_~to#1.offset := cstpcpy_~to#1.base, 1 + cstpcpy_~to#1.offset;havoc cstpcpy_#t~pre3#1.base, cstpcpy_#t~pre3#1.offset; 8#L549-4true [2022-07-23 14:29:19,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:29:19,992 INFO L85 PathProgramCache]: Analyzing trace with hash 28695882, now seen corresponding path program 1 times [2022-07-23 14:29:19,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:29:19,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611750513] [2022-07-23 14:29:19,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:29:19,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:29:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:29:20,067 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:29:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:29:20,092 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:29:20,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:29:20,094 INFO L85 PathProgramCache]: Analyzing trace with hash 52792, now seen corresponding path program 1 times [2022-07-23 14:29:20,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:29:20,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125801971] [2022-07-23 14:29:20,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:29:20,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:29:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:29:20,103 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:29:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:29:20,109 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:29:20,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:29:20,110 INFO L85 PathProgramCache]: Analyzing trace with hash 180551759, now seen corresponding path program 1 times [2022-07-23 14:29:20,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:29:20,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766064468] [2022-07-23 14:29:20,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:29:20,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:29:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:29:20,148 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:29:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:29:20,164 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:29:20,723 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 14:29:20,723 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 14:29:20,723 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 14:29:20,723 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 14:29:20,724 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 14:29:20,724 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:20,724 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 14:29:20,724 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 14:29:20,724 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstpcpy-alloca-2.i_Iteration1_Lasso [2022-07-23 14:29:20,724 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 14:29:20,724 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 14:29:20,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:20,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:20,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:20,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:20,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:20,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:20,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:20,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:20,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:21,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:21,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:21,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:21,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:21,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:21,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:21,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:21,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:21,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:29:21,444 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 14:29:21,447 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 14:29:21,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:21,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:21,468 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:21,471 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-23 14:29:21,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:21,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:21,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:29:21,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:21,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:21,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:21,506 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:29:21,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:29:21,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:21,556 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-23 14:29:21,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:21,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:21,558 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:21,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-23 14:29:21,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:21,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:21,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:29:21,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:21,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:21,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:21,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:29:21,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:29:21,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:21,628 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-07-23 14:29:21,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:21,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:21,630 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:21,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:21,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:21,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:21,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:21,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:21,643 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:29:21,644 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:29:21,655 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-23 14:29:21,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:21,681 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-23 14:29:21,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:21,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:21,682 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:21,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-23 14:29:21,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:21,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:21,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:29:21,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:21,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:21,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:21,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:29:21,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:29:21,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:21,726 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-23 14:29:21,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:21,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:21,728 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:21,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-23 14:29:21,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:21,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:21,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:29:21,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:21,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:21,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:21,737 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:29:21,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:29:21,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:21,765 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-23 14:29:21,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:21,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:21,767 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:21,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-23 14:29:21,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:21,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:21,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:21,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:21,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:21,777 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:29:21,777 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:29:21,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:21,795 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-23 14:29:21,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:21,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:21,797 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:21,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-23 14:29:21,799 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 [2022-07-23 14:29:21,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:21,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:29:21,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:21,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:21,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:21,809 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:29:21,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:29:21,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:21,825 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-07-23 14:29:21,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:21,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:21,827 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:21,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-23 14:29:21,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:21,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:21,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:21,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:21,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:21,847 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:29:21,847 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:29:21,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:21,870 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-07-23 14:29:21,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:21,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:21,872 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:21,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-07-23 14:29:21,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:21,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:21,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:21,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:21,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:21,894 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:29:21,894 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:29:21,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:21,916 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-23 14:29:21,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:21,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:21,919 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:21,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-23 14:29:21,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:21,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:21,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:29:21,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:21,930 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 14:29:21,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:21,930 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 14:29:21,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:29:21,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:21,950 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-07-23 14:29:21,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:21,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:21,951 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:21,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-23 14:29:21,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:21,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:21,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:21,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:21,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:21,971 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:29:21,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:29:21,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:22,015 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-23 14:29:22,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:22,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:22,018 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:22,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-07-23 14:29:22,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:22,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:22,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:22,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:22,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:22,030 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:29:22,030 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:29:22,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:22,062 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-07-23 14:29:22,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:22,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:22,063 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:22,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-07-23 14:29:22,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:22,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:22,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:22,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:22,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:22,074 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:29:22,074 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:29:22,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:22,103 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-07-23 14:29:22,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:22,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:22,105 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:22,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-07-23 14:29:22,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:22,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:22,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:22,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:22,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:22,131 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:29:22,131 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:29:22,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:22,164 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-07-23 14:29:22,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:22,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:22,182 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:22,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-07-23 14:29:22,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:22,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:22,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:22,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:22,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:22,208 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:29:22,208 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:29:22,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:22,241 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-07-23 14:29:22,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:22,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:22,243 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:22,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-07-23 14:29:22,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:22,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:22,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:29:22,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:22,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:22,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:22,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:29:22,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:29:22,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:29:22,287 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-07-23 14:29:22,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:22,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:22,288 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:22,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-23 14:29:22,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:29:22,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:29:22,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:29:22,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:29:22,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:29:22,305 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:29:22,305 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:29:22,321 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 14:29:22,375 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2022-07-23 14:29:22,375 INFO L444 ModelExtractionUtils]: 6 out of 37 variables were initially zero. Simplification set additionally 28 variables to zero. [2022-07-23 14:29:22,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:29:22,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:29:22,387 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:29:22,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-07-23 14:29:22,432 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 14:29:22,451 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-23 14:29:22,451 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 14:29:22,452 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstpcpy_~to#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc8#1.base)_1) = -1*ULTIMATE.start_cstpcpy_~to#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc8#1.base)_1 Supporting invariants [] [2022-07-23 14:29:22,470 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-23 14:29:22,513 INFO L293 tatePredicateManager]: 11 out of 13 supporting invariants were superfluous and have been removed [2022-07-23 14:29:22,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:29:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:29:22,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 24 conjunts are in the unsatisfiable core [2022-07-23 14:29:22,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:29:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:29:22,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-23 14:29:22,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:29:22,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:29:22,638 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-23 14:29:22,640 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:29:22,689 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 26 states and 30 transitions. Complement of second has 6 states. [2022-07-23 14:29:22,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-23 14:29:22,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:29:22,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 20 transitions. [2022-07-23 14:29:22,697 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 5 letters. Loop has 3 letters. [2022-07-23 14:29:22,698 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:29:22,698 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 8 letters. Loop has 3 letters. [2022-07-23 14:29:22,698 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:29:22,698 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 5 letters. Loop has 6 letters. [2022-07-23 14:29:22,698 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:29:22,699 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 30 transitions. [2022-07-23 14:29:22,700 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-23 14:29:22,702 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 0 states and 0 transitions. [2022-07-23 14:29:22,702 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-23 14:29:22,703 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-23 14:29:22,703 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-23 14:29:22,703 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 14:29:22,703 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 14:29:22,703 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 14:29:22,703 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 14:29:22,704 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-23 14:29:22,704 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-23 14:29:22,704 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-23 14:29:22,704 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-23 14:29:22,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.07 02:29:22 BoogieIcfgContainer [2022-07-23 14:29:22,709 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-23 14:29:22,710 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-23 14:29:22,710 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-23 14:29:22,710 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-23 14:29:22,711 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:29:19" (3/4) ... [2022-07-23 14:29:22,713 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-23 14:29:22,713 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-23 14:29:22,714 INFO L158 Benchmark]: Toolchain (without parser) took 3508.62ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 69.8MB in the beginning and 48.3MB in the end (delta: 21.6MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. [2022-07-23 14:29:22,714 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 14:29:22,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.20ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 69.8MB in the beginning and 93.8MB in the end (delta: -23.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-23 14:29:22,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.96ms. Allocated memory is still 125.8MB. Free memory was 93.8MB in the beginning and 92.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 14:29:22,715 INFO L158 Benchmark]: Boogie Preprocessor took 39.73ms. Allocated memory is still 125.8MB. Free memory was 92.0MB in the beginning and 90.6MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-23 14:29:22,715 INFO L158 Benchmark]: RCFGBuilder took 302.54ms. Allocated memory is still 125.8MB. Free memory was 90.6MB in the beginning and 80.6MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-23 14:29:22,716 INFO L158 Benchmark]: BuchiAutomizer took 2787.66ms. Allocated memory is still 125.8MB. Free memory was 80.6MB in the beginning and 49.2MB in the end (delta: 31.5MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2022-07-23 14:29:22,716 INFO L158 Benchmark]: Witness Printer took 3.52ms. Allocated memory is still 125.8MB. Free memory was 49.2MB in the beginning and 48.3MB in the end (delta: 903.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 14:29:22,718 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.20ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 69.8MB in the beginning and 93.8MB in the end (delta: -23.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.96ms. Allocated memory is still 125.8MB. Free memory was 93.8MB in the beginning and 92.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.73ms. Allocated memory is still 125.8MB. Free memory was 92.0MB in the beginning and 90.6MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 302.54ms. Allocated memory is still 125.8MB. Free memory was 90.6MB in the beginning and 80.6MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 2787.66ms. Allocated memory is still 125.8MB. Free memory was 80.6MB in the beginning and 49.2MB in the end (delta: 31.5MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. * Witness Printer took 3.52ms. Allocated memory is still 125.8MB. Free memory was 49.2MB in the beginning and 48.3MB in the end (delta: 903.0kB). 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (length2 * sizeof(char))] + -1 * to and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 12 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital187 mio100 ax109 hnf100 lsp88 ukn95 mio100 lsp43 div100 bol100 ite100 ukn100 eq189 hnf88 smp100 dnf100 smp100 tf100 neg99 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 29ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-23 14:29:22,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-23 14:29:22,974 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