./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a775ba6b744ab5ffb556747687a592ac2a696b9fe34bb3e21dc1471ba5c99e1a --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 04:53:50,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 04:53:50,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 04:53:50,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 04:53:50,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 04:53:50,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 04:53:50,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 04:53:50,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 04:53:50,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 04:53:50,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 04:53:50,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 04:53:50,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 04:53:50,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 04:53:50,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 04:53:50,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 04:53:50,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 04:53:50,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 04:53:50,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 04:53:50,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 04:53:50,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 04:53:50,541 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 04:53:50,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 04:53:50,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 04:53:50,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 04:53:50,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 04:53:50,550 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 04:53:50,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 04:53:50,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 04:53:50,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 04:53:50,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 04:53:50,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 04:53:50,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 04:53:50,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 04:53:50,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 04:53:50,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 04:53:50,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 04:53:50,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 04:53:50,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 04:53:50,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 04:53:50,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 04:53:50,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 04:53:50,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 04:53:50,563 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-13 04:53:50,592 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 04:53:50,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 04:53:50,593 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 04:53:50,593 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 04:53:50,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 04:53:50,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 04:53:50,596 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 04:53:50,596 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-13 04:53:50,596 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-13 04:53:50,597 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-13 04:53:50,597 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-13 04:53:50,597 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-13 04:53:50,597 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-13 04:53:50,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 04:53:50,598 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 04:53:50,598 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 04:53:50,598 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 04:53:50,598 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 04:53:50,598 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 04:53:50,598 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-13 04:53:50,599 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-13 04:53:50,599 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-13 04:53:50,599 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 04:53:50,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 04:53:50,599 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-13 04:53:50,600 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 04:53:50,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-13 04:53:50,600 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 04:53:50,600 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 04:53:50,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 04:53:50,601 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 04:53:50,602 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-13 04:53:50,603 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a775ba6b744ab5ffb556747687a592ac2a696b9fe34bb3e21dc1471ba5c99e1a [2022-07-13 04:53:50,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 04:53:50,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 04:53:50,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 04:53:50,833 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 04:53:50,834 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 04:53:50,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i [2022-07-13 04:53:50,896 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57495a0a2/07a5d823503440599618c1d1db6ed389/FLAG1a74ea1b3 [2022-07-13 04:53:51,311 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 04:53:51,314 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i [2022-07-13 04:53:51,326 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57495a0a2/07a5d823503440599618c1d1db6ed389/FLAG1a74ea1b3 [2022-07-13 04:53:51,335 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57495a0a2/07a5d823503440599618c1d1db6ed389 [2022-07-13 04:53:51,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 04:53:51,338 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 04:53:51,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 04:53:51,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 04:53:51,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 04:53:51,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 04:53:51" (1/1) ... [2022-07-13 04:53:51,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b17d520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:51, skipping insertion in model container [2022-07-13 04:53:51,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 04:53:51" (1/1) ... [2022-07-13 04:53:51,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 04:53:51,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 04:53:51,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 04:53:51,645 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 04:53:51,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 04:53:51,709 INFO L208 MainTranslator]: Completed translation [2022-07-13 04:53:51,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:51 WrapperNode [2022-07-13 04:53:51,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 04:53:51,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 04:53:51,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 04:53:51,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 04:53:51,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:51" (1/1) ... [2022-07-13 04:53:51,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:51" (1/1) ... [2022-07-13 04:53:51,763 INFO L137 Inliner]: procedures = 117, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 97 [2022-07-13 04:53:51,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 04:53:51,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 04:53:51,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 04:53:51,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 04:53:51,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:51" (1/1) ... [2022-07-13 04:53:51,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:51" (1/1) ... [2022-07-13 04:53:51,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:51" (1/1) ... [2022-07-13 04:53:51,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:51" (1/1) ... [2022-07-13 04:53:51,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:51" (1/1) ... [2022-07-13 04:53:51,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:51" (1/1) ... [2022-07-13 04:53:51,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:51" (1/1) ... [2022-07-13 04:53:51,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 04:53:51,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 04:53:51,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 04:53:51,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 04:53:51,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:51" (1/1) ... [2022-07-13 04:53:51,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:51,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:51,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:51,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-13 04:53:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-13 04:53:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-13 04:53:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-13 04:53:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 04:53:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 04:53:51,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 04:53:51,924 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 04:53:51,928 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 04:53:52,068 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 04:53:52,072 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 04:53:52,073 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-13 04:53:52,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:53:52 BoogieIcfgContainer [2022-07-13 04:53:52,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 04:53:52,075 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-13 04:53:52,075 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-13 04:53:52,078 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-13 04:53:52,078 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:53:52,078 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.07 04:53:51" (1/3) ... [2022-07-13 04:53:52,079 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@166243b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 04:53:52, skipping insertion in model container [2022-07-13 04:53:52,079 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:53:52,079 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:51" (2/3) ... [2022-07-13 04:53:52,080 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@166243b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 04:53:52, skipping insertion in model container [2022-07-13 04:53:52,080 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:53:52,080 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:53:52" (3/3) ... [2022-07-13 04:53:52,081 INFO L354 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrlcpy-alloca-1.i [2022-07-13 04:53:52,171 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-13 04:53:52,171 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-13 04:53:52,172 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-13 04:53:52,172 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-13 04:53:52,172 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-13 04:53:52,172 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-13 04:53:52,172 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-13 04:53:52,172 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-13 04:53:52,176 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.608695652173913) internal successors, (37), 23 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:52,197 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 9 [2022-07-13 04:53:52,198 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:53:52,198 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:53:52,204 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-13 04:53:52,204 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 04:53:52,204 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-13 04:53:52,205 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.608695652173913) internal successors, (37), 23 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:52,209 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 9 [2022-07-13 04:53:52,209 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:53:52,209 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:53:52,209 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-13 04:53:52,209 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 04:53:52,215 INFO L752 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 13#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 21#L536true assume !(main_~length~0#1 < 1); 7#L536-2true assume !(main_~n~1#1 < 1); 8#L539-1true call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 4#L545-3true [2022-07-13 04:53:52,215 INFO L754 eck$LassoCheckResult]: Loop: 4#L545-3true assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 10#L545-2true main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 4#L545-3true [2022-07-13 04:53:52,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:52,234 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2022-07-13 04:53:52,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:52,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376513156] [2022-07-13 04:53:52,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:52,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:52,374 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:52,423 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:52,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:52,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1699, now seen corresponding path program 1 times [2022-07-13 04:53:52,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:52,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713839351] [2022-07-13 04:53:52,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:52,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:52,455 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:52,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:52,469 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:52,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:52,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935720, now seen corresponding path program 1 times [2022-07-13 04:53:52,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:52,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115228402] [2022-07-13 04:53:52,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:52,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:52,504 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:52,534 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:52,868 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:53:52,869 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:53:52,869 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:53:52,869 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:53:52,869 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:53:52,869 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:52,870 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:53:52,870 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:53:52,870 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrlcpy-alloca-1.i_Iteration1_Lasso [2022-07-13 04:53:52,870 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:53:52,870 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:53:52,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:52,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:53,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:53,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:53,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:53,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:53,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:53,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:53,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:53,100 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:53,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:53,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:53,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:53,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:53,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:53,346 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:53:53,349 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:53:53,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:53,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:53,356 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:53,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-13 04:53:53,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:53,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:53,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:53,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:53,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:53,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:53,367 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:53,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:53,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:53,403 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 [2022-07-13 04:53:53,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:53,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:53,406 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:53,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-13 04:53:53,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:53,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:53,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:53,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:53,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:53,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:53,427 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:53,441 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:53:53,459 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-07-13 04:53:53,459 INFO L444 ModelExtractionUtils]: 9 out of 22 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-07-13 04:53:53,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:53,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:53,471 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:53,512 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:53:53,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-13 04:53:53,564 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 04:53:53,564 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:53:53,565 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nondetString2~0#1.offset, v_rep(select #length ULTIMATE.start_main_~nondetString2~0#1.base)_1, ULTIMATE.start_main_~i~0#1) = -1*ULTIMATE.start_main_~nondetString2~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_~nondetString2~0#1.base)_1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-07-13 04:53:53,590 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:53,606 INFO L293 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2022-07-13 04:53:53,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:53,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:53,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:53:53,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:53:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:53,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:53:53,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:53:53,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:53:53,749 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-13 04:53:53,750 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 24 states, 23 states have (on average 1.608695652173913) internal successors, (37), 23 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:53,819 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 24 states, 23 states have (on average 1.608695652173913) internal successors, (37), 23 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 60 states and 93 transitions. Complement of second has 7 states. [2022-07-13 04:53:53,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 04:53:53,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:53,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 63 transitions. [2022-07-13 04:53:53,829 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 63 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-13 04:53:53,830 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:53:53,831 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 63 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-13 04:53:53,831 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:53:53,831 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 63 transitions. Stem has 5 letters. Loop has 4 letters. [2022-07-13 04:53:53,831 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:53:53,832 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 93 transitions. [2022-07-13 04:53:53,842 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-07-13 04:53:53,846 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 20 states and 29 transitions. [2022-07-13 04:53:53,847 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-07-13 04:53:53,847 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2022-07-13 04:53:53,847 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 29 transitions. [2022-07-13 04:53:53,848 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:53:53,848 INFO L369 hiAutomatonCegarLoop]: Abstraction has 20 states and 29 transitions. [2022-07-13 04:53:53,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 29 transitions. [2022-07-13 04:53:53,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2022-07-13 04:53:53,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.45) internal successors, (29), 19 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:53,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 29 transitions. [2022-07-13 04:53:53,870 INFO L392 hiAutomatonCegarLoop]: Abstraction has 20 states and 29 transitions. [2022-07-13 04:53:53,870 INFO L374 stractBuchiCegarLoop]: Abstraction has 20 states and 29 transitions. [2022-07-13 04:53:53,870 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-13 04:53:53,871 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 29 transitions. [2022-07-13 04:53:53,872 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-07-13 04:53:53,872 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:53:53,873 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:53:53,873 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:53:53,873 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 04:53:53,873 INFO L752 eck$LassoCheckResult]: Stem: 160#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 161#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 172#L536 assume !(main_~length~0#1 < 1); 164#L536-2 assume !(main_~n~1#1 < 1); 165#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 156#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 157#L545-4 main_~i~1#1 := 0; 168#L550-3 [2022-07-13 04:53:53,874 INFO L754 eck$LassoCheckResult]: Loop: 168#L550-3 assume !!(main_~i~1#1 < main_~n~1#1 - 1);call write~int(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 169#L550-2 main_#t~post14#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 168#L550-3 [2022-07-13 04:53:53,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:53,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935662, now seen corresponding path program 1 times [2022-07-13 04:53:53,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:53,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567232792] [2022-07-13 04:53:53,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:53,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:53,900 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:53,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:53,924 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:53,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:53,925 INFO L85 PathProgramCache]: Analyzing trace with hash 2147, now seen corresponding path program 1 times [2022-07-13 04:53:53,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:53,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909976382] [2022-07-13 04:53:53,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:53,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:53,932 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:53,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:53,936 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:53,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:53,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384784, now seen corresponding path program 1 times [2022-07-13 04:53:53,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:53,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675513397] [2022-07-13 04:53:53,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:53,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:53,961 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:53,971 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:54,223 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:53:54,223 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:53:54,223 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:53:54,223 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:53:54,223 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:53:54,223 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:54,223 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:53:54,223 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:53:54,223 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrlcpy-alloca-1.i_Iteration2_Lasso [2022-07-13 04:53:54,223 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:53:54,223 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:53:54,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:54,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:54,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:54,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:54,238 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:54,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:54,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:54,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:54,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:54,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:54,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:54,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:54,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:54,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:54,433 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:54,647 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:53:54,647 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:53:54,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:54,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:54,648 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:54,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-13 04:53:54,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:54,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:54,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:54,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:54,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:54,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:54,662 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:54,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:54,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:54,703 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:54,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:54,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:54,705 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:54,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:54,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:54,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:54,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:54,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:54,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:54,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:54,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:54,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-13 04:53:54,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:54,768 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:54,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:54,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:54,770 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:54,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:54,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:54,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:54,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:54,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:54,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:54,789 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:54,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-13 04:53:54,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:54,829 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:54,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:54,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:54,831 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:54,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-13 04:53:54,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:54,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:54,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:54,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:54,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:54,845 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:54,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:54,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:54,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:54,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:54,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:54,890 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:54,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-13 04:53:54,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:54,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:54,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:54,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:54,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:54,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:54,907 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:54,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:54,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:54,945 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 [2022-07-13 04:53:54,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:54,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:54,947 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:54,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-07-13 04:53:54,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:54,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:54,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:54,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:54,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:54,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:54,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:54,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:55,011 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:55,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:55,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:55,013 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:55,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-13 04:53:55,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:55,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:55,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:55,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:55,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:55,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:55,025 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:55,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:55,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:55,049 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-07-13 04:53:55,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:55,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:55,050 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:55,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-13 04:53:55,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:55,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:55,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:55,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:55,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:55,063 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:55,063 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:55,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:55,102 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:55,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:55,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:55,103 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:55,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:55,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:55,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:55,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:55,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:55,120 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:55,121 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:55,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-07-13 04:53:55,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:55,161 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:55,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:55,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:55,163 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) [2022-07-13 04:53:55,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:55,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:55,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:55,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:55,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:55,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:55,178 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:55,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:55,180 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 [2022-07-13 04:53:55,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:55,219 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 [2022-07-13 04:53:55,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:55,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:55,221 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:55,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-07-13 04:53:55,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:55,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:55,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:55,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:55,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:55,235 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:55,235 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:55,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:55,276 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:55,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:55,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:55,277 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:55,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-07-13 04:53:55,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:55,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:55,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:55,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:55,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:55,291 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:55,291 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:55,307 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:53:55,324 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-07-13 04:53:55,324 INFO L444 ModelExtractionUtils]: 6 out of 22 variables were initially zero. Simplification set additionally 13 variables to zero. [2022-07-13 04:53:55,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:55,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:55,326 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:55,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-07-13 04:53:55,335 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:53:55,343 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 04:53:55,343 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:53:55,343 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~1#1, ULTIMATE.start_main_~i~1#1) = 1*ULTIMATE.start_main_~n~1#1 - 1*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2022-07-13 04:53:55,361 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 [2022-07-13 04:53:55,380 INFO L293 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2022-07-13 04:53:55,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:55,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:53:55,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:53:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:55,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:53:55,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:53:55,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:53:55,448 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-13 04:53:55,448 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 29 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:55,469 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 29 transitions. cyclomatic complexity: 13. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 31 states and 48 transitions. Complement of second has 6 states. [2022-07-13 04:53:55,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 04:53:55,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:55,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 27 transitions. [2022-07-13 04:53:55,471 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-13 04:53:55,471 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:53:55,471 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-13 04:53:55,471 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:53:55,471 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-13 04:53:55,471 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:53:55,471 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 48 transitions. [2022-07-13 04:53:55,474 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-07-13 04:53:55,475 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 21 states and 31 transitions. [2022-07-13 04:53:55,475 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2022-07-13 04:53:55,475 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-07-13 04:53:55,475 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 31 transitions. [2022-07-13 04:53:55,475 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:53:55,475 INFO L369 hiAutomatonCegarLoop]: Abstraction has 21 states and 31 transitions. [2022-07-13 04:53:55,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 31 transitions. [2022-07-13 04:53:55,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2022-07-13 04:53:55,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.4761904761904763) internal successors, (31), 20 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:55,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 31 transitions. [2022-07-13 04:53:55,477 INFO L392 hiAutomatonCegarLoop]: Abstraction has 21 states and 31 transitions. [2022-07-13 04:53:55,477 INFO L374 stractBuchiCegarLoop]: Abstraction has 21 states and 31 transitions. [2022-07-13 04:53:55,477 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-13 04:53:55,477 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 31 transitions. [2022-07-13 04:53:55,478 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-07-13 04:53:55,478 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:53:55,478 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:53:55,478 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:53:55,479 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-13 04:53:55,479 INFO L752 eck$LassoCheckResult]: Stem: 285#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 286#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 298#L536 assume !(main_~length~0#1 < 1); 289#L536-2 assume !(main_~n~1#1 < 1); 290#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 281#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 282#L545-4 main_~i~1#1 := 0; 293#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 291#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 292#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 287#L520-3 [2022-07-13 04:53:55,479 INFO L754 eck$LassoCheckResult]: Loop: 287#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 288#L520-1 assume !!(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1;cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset := cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_#t~post3#1.base, 1 + cstrlcpy_#t~post3#1.offset;cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post4#1.base, 1 + cstrlcpy_#t~post4#1.offset;call cstrlcpy_#t~mem5#1 := read~int(cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, 1);call write~int(cstrlcpy_#t~mem5#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, 1); 299#L521 assume !(0 == cstrlcpy_#t~mem5#1);havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset;havoc cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset;havoc cstrlcpy_#t~mem5#1; 287#L520-3 [2022-07-13 04:53:55,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:55,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1595220888, now seen corresponding path program 1 times [2022-07-13 04:53:55,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:55,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093372913] [2022-07-13 04:53:55,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:55,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:55,496 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:55,510 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:55,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:55,511 INFO L85 PathProgramCache]: Analyzing trace with hash 80599, now seen corresponding path program 1 times [2022-07-13 04:53:55,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:55,511 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549600356] [2022-07-13 04:53:55,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:55,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:55,521 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:55,529 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:55,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:55,530 INFO L85 PathProgramCache]: Analyzing trace with hash -587605024, now seen corresponding path program 1 times [2022-07-13 04:53:55,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:55,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585843690] [2022-07-13 04:53:55,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:55,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:55,596 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:55,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:53:55,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:53:55,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585843690] [2022-07-13 04:53:55,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585843690] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:53:55,664 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:53:55,664 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-13 04:53:55,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689258060] [2022-07-13 04:53:55,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:53:55,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:53:55,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 04:53:55,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-13 04:53:55,799 INFO L87 Difference]: Start difference. First operand 21 states and 31 transitions. cyclomatic complexity: 14 Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:55,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:53:55,889 INFO L93 Difference]: Finished difference Result 36 states and 49 transitions. [2022-07-13 04:53:55,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-13 04:53:55,891 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 49 transitions. [2022-07-13 04:53:55,893 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-07-13 04:53:55,894 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 36 states and 49 transitions. [2022-07-13 04:53:55,894 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-07-13 04:53:55,894 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2022-07-13 04:53:55,894 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 49 transitions. [2022-07-13 04:53:55,894 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:53:55,894 INFO L369 hiAutomatonCegarLoop]: Abstraction has 36 states and 49 transitions. [2022-07-13 04:53:55,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 49 transitions. [2022-07-13 04:53:55,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 31. [2022-07-13 04:53:55,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.3870967741935485) internal successors, (43), 30 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:55,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2022-07-13 04:53:55,900 INFO L392 hiAutomatonCegarLoop]: Abstraction has 31 states and 43 transitions. [2022-07-13 04:53:55,900 INFO L374 stractBuchiCegarLoop]: Abstraction has 31 states and 43 transitions. [2022-07-13 04:53:55,900 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-13 04:53:55,900 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 43 transitions. [2022-07-13 04:53:55,901 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-07-13 04:53:55,901 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:53:55,901 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:53:55,902 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:53:55,902 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-13 04:53:55,902 INFO L752 eck$LassoCheckResult]: Stem: 360#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 361#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 376#L536 assume !(main_~length~0#1 < 1); 364#L536-2 assume !(main_~n~1#1 < 1); 366#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 356#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 357#L545-4 main_~i~1#1 := 0; 381#L550-3 assume !!(main_~i~1#1 < main_~n~1#1 - 1);call write~int(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 373#L550-2 main_#t~post14#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 372#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 368#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 369#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 362#L520-3 [2022-07-13 04:53:55,903 INFO L754 eck$LassoCheckResult]: Loop: 362#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 363#L520-1 assume !!(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1;cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset := cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_#t~post3#1.base, 1 + cstrlcpy_#t~post3#1.offset;cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post4#1.base, 1 + cstrlcpy_#t~post4#1.offset;call cstrlcpy_#t~mem5#1 := read~int(cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, 1);call write~int(cstrlcpy_#t~mem5#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, 1); 377#L521 assume !(0 == cstrlcpy_#t~mem5#1);havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset;havoc cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset;havoc cstrlcpy_#t~mem5#1; 362#L520-3 [2022-07-13 04:53:55,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:55,903 INFO L85 PathProgramCache]: Analyzing trace with hash -294332618, now seen corresponding path program 1 times [2022-07-13 04:53:55,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:55,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788294506] [2022-07-13 04:53:55,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:55,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:55,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:55,947 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:55,960 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:55,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:55,961 INFO L85 PathProgramCache]: Analyzing trace with hash 80599, now seen corresponding path program 2 times [2022-07-13 04:53:55,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:55,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990257594] [2022-07-13 04:53:55,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:55,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:55,977 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:55,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:55,988 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:55,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:55,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1860246402, now seen corresponding path program 1 times [2022-07-13 04:53:55,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:55,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332279977] [2022-07-13 04:53:55,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:55,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:56,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:56,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-13 04:53:56,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:53:56,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332279977] [2022-07-13 04:53:56,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332279977] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:53:56,125 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:53:56,125 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 04:53:56,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654436765] [2022-07-13 04:53:56,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:53:56,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:53:56,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 04:53:56,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-13 04:53:56,236 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. cyclomatic complexity: 17 Second operand has 7 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:56,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:53:56,298 INFO L93 Difference]: Finished difference Result 55 states and 73 transitions. [2022-07-13 04:53:56,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-13 04:53:56,299 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 73 transitions. [2022-07-13 04:53:56,300 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-07-13 04:53:56,301 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 55 states and 73 transitions. [2022-07-13 04:53:56,301 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2022-07-13 04:53:56,302 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2022-07-13 04:53:56,302 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 73 transitions. [2022-07-13 04:53:56,302 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:53:56,302 INFO L369 hiAutomatonCegarLoop]: Abstraction has 55 states and 73 transitions. [2022-07-13 04:53:56,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 73 transitions. [2022-07-13 04:53:56,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 40. [2022-07-13 04:53:56,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.4) internal successors, (56), 39 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:56,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 56 transitions. [2022-07-13 04:53:56,306 INFO L392 hiAutomatonCegarLoop]: Abstraction has 40 states and 56 transitions. [2022-07-13 04:53:56,306 INFO L374 stractBuchiCegarLoop]: Abstraction has 40 states and 56 transitions. [2022-07-13 04:53:56,306 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-13 04:53:56,306 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 56 transitions. [2022-07-13 04:53:56,306 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-07-13 04:53:56,306 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:53:56,307 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:53:56,307 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:53:56,307 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 04:53:56,307 INFO L752 eck$LassoCheckResult]: Stem: 462#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 463#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 480#L536 assume !(main_~length~0#1 < 1); 466#L536-2 assume main_~n~1#1 < 1;main_~n~1#1 := 1; 467#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 458#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 459#L545-4 main_~i~1#1 := 0; 474#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 470#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 471#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 464#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 465#L520-1 assume !(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1; 482#L519-1 assume 0 == cstrlcpy_~n~0#1 % 4294967296; 483#L526 assume !(0 != cstrlcpy_~siz#1 % 4294967296); 478#L528-2 [2022-07-13 04:53:56,307 INFO L754 eck$LassoCheckResult]: Loop: 478#L528-2 cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post6#1.base, 1 + cstrlcpy_#t~post6#1.offset;call cstrlcpy_#t~mem7#1 := read~int(cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, 1); 479#L528 assume !!(0 != cstrlcpy_#t~mem7#1);havoc cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset;havoc cstrlcpy_#t~mem7#1; 478#L528-2 [2022-07-13 04:53:56,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:56,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1736952706, now seen corresponding path program 1 times [2022-07-13 04:53:56,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:56,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687517507] [2022-07-13 04:53:56,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:56,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:56,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:53:56,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:53:56,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687517507] [2022-07-13 04:53:56,362 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687517507] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:53:56,362 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:53:56,362 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 04:53:56,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912717701] [2022-07-13 04:53:56,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:53:56,363 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 04:53:56,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:56,363 INFO L85 PathProgramCache]: Analyzing trace with hash 3526, now seen corresponding path program 1 times [2022-07-13 04:53:56,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:56,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059619526] [2022-07-13 04:53:56,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:56,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:56,367 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:56,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:56,369 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:56,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:53:56,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 04:53:56,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 04:53:56,398 INFO L87 Difference]: Start difference. First operand 40 states and 56 transitions. cyclomatic complexity: 22 Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:56,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:53:56,421 INFO L93 Difference]: Finished difference Result 48 states and 64 transitions. [2022-07-13 04:53:56,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 04:53:56,423 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 64 transitions. [2022-07-13 04:53:56,423 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-07-13 04:53:56,424 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 48 states and 64 transitions. [2022-07-13 04:53:56,424 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2022-07-13 04:53:56,424 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2022-07-13 04:53:56,424 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 64 transitions. [2022-07-13 04:53:56,424 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:53:56,424 INFO L369 hiAutomatonCegarLoop]: Abstraction has 48 states and 64 transitions. [2022-07-13 04:53:56,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 64 transitions. [2022-07-13 04:53:56,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 46. [2022-07-13 04:53:56,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 45 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:56,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 62 transitions. [2022-07-13 04:53:56,427 INFO L392 hiAutomatonCegarLoop]: Abstraction has 46 states and 62 transitions. [2022-07-13 04:53:56,427 INFO L374 stractBuchiCegarLoop]: Abstraction has 46 states and 62 transitions. [2022-07-13 04:53:56,428 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-13 04:53:56,428 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 62 transitions. [2022-07-13 04:53:56,428 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-07-13 04:53:56,428 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:53:56,428 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:53:56,429 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:53:56,429 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 04:53:56,429 INFO L752 eck$LassoCheckResult]: Stem: 560#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 561#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 578#L536 assume !(main_~length~0#1 < 1); 564#L536-2 assume main_~n~1#1 < 1;main_~n~1#1 := 1; 565#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 588#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 583#L545-4 main_~i~1#1 := 0; 571#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 572#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 592#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 591#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 590#L520-1 assume !(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1; 584#L519-1 assume 0 == cstrlcpy_~n~0#1 % 4294967296; 581#L526 assume 0 != cstrlcpy_~siz#1 % 4294967296;call write~int(0, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, 1); 576#L528-2 [2022-07-13 04:53:56,429 INFO L754 eck$LassoCheckResult]: Loop: 576#L528-2 cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post6#1.base, 1 + cstrlcpy_#t~post6#1.offset;call cstrlcpy_#t~mem7#1 := read~int(cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, 1); 577#L528 assume !!(0 != cstrlcpy_#t~mem7#1);havoc cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset;havoc cstrlcpy_#t~mem7#1; 576#L528-2 [2022-07-13 04:53:56,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:56,430 INFO L85 PathProgramCache]: Analyzing trace with hash -1736952708, now seen corresponding path program 1 times [2022-07-13 04:53:56,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:56,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968804962] [2022-07-13 04:53:56,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:56,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:56,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:56,443 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:56,455 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:56,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:56,456 INFO L85 PathProgramCache]: Analyzing trace with hash 3526, now seen corresponding path program 2 times [2022-07-13 04:53:56,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:56,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105971721] [2022-07-13 04:53:56,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:56,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:56,459 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:56,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:56,461 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:56,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:56,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1530728321, now seen corresponding path program 1 times [2022-07-13 04:53:56,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:56,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497897484] [2022-07-13 04:53:56,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:56,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:56,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:53:56,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:53:56,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497897484] [2022-07-13 04:53:56,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497897484] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:53:56,629 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:53:56,629 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-13 04:53:56,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035909646] [2022-07-13 04:53:56,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:53:56,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:53:56,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-13 04:53:56,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-13 04:53:56,668 INFO L87 Difference]: Start difference. First operand 46 states and 62 transitions. cyclomatic complexity: 22 Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:56,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:53:56,764 INFO L93 Difference]: Finished difference Result 68 states and 85 transitions. [2022-07-13 04:53:56,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-13 04:53:56,765 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 85 transitions. [2022-07-13 04:53:56,766 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-07-13 04:53:56,766 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 52 states and 65 transitions. [2022-07-13 04:53:56,766 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 42 [2022-07-13 04:53:56,767 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2022-07-13 04:53:56,767 INFO L73 IsDeterministic]: Start isDeterministic. Operand 52 states and 65 transitions. [2022-07-13 04:53:56,767 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:53:56,767 INFO L369 hiAutomatonCegarLoop]: Abstraction has 52 states and 65 transitions. [2022-07-13 04:53:56,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states and 65 transitions. [2022-07-13 04:53:56,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 46. [2022-07-13 04:53:56,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.2608695652173914) internal successors, (58), 45 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:56,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 58 transitions. [2022-07-13 04:53:56,770 INFO L392 hiAutomatonCegarLoop]: Abstraction has 46 states and 58 transitions. [2022-07-13 04:53:56,770 INFO L374 stractBuchiCegarLoop]: Abstraction has 46 states and 58 transitions. [2022-07-13 04:53:56,770 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-13 04:53:56,771 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 58 transitions. [2022-07-13 04:53:56,771 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-07-13 04:53:56,771 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:53:56,771 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:53:56,772 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:53:56,772 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-13 04:53:56,772 INFO L752 eck$LassoCheckResult]: Stem: 690#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 691#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 705#L536 assume !(main_~length~0#1 < 1); 694#L536-2 assume !(main_~n~1#1 < 1); 696#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 715#L545-3 assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 714#L545-2 main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 712#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 713#L545-4 main_~i~1#1 := 0; 730#L550-3 assume !!(main_~i~1#1 < main_~n~1#1 - 1);call write~int(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 726#L550-2 main_#t~post14#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 725#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 723#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 720#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 721#L520-3 [2022-07-13 04:53:56,772 INFO L754 eck$LassoCheckResult]: Loop: 721#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 731#L520-1 assume !!(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1;cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset := cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_#t~post3#1.base, 1 + cstrlcpy_#t~post3#1.offset;cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post4#1.base, 1 + cstrlcpy_#t~post4#1.offset;call cstrlcpy_#t~mem5#1 := read~int(cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, 1);call write~int(cstrlcpy_#t~mem5#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, 1); 727#L521 assume !(0 == cstrlcpy_#t~mem5#1);havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset;havoc cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset;havoc cstrlcpy_#t~mem5#1; 721#L520-3 [2022-07-13 04:53:56,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:56,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1313217428, now seen corresponding path program 1 times [2022-07-13 04:53:56,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:56,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60148935] [2022-07-13 04:53:56,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:56,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:56,787 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:56,798 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:56,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:56,799 INFO L85 PathProgramCache]: Analyzing trace with hash 80599, now seen corresponding path program 3 times [2022-07-13 04:53:56,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:56,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26195549] [2022-07-13 04:53:56,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:56,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:56,804 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:56,808 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:56,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:56,809 INFO L85 PathProgramCache]: Analyzing trace with hash -796650908, now seen corresponding path program 1 times [2022-07-13 04:53:56,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:56,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629729336] [2022-07-13 04:53:56,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:56,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:56,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:56,825 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:56,857 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:57,687 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:53:57,688 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:53:57,688 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:53:57,688 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:53:57,688 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:53:57,688 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:57,688 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:53:57,688 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:53:57,688 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrlcpy-alloca-1.i_Iteration7_Lasso [2022-07-13 04:53:57,689 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:53:57,689 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:53:57,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:57,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:59,138 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:53:59,138 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:53:59,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,144 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-13 04:53:59,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,155 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:59,155 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:59,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,186 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:59,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,188 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-07-13 04:53:59,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,197 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,215 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-07-13 04:53:59,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,216 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-07-13 04:53:59,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,226 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,244 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-07-13 04:53:59,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,245 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-07-13 04:53:59,250 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 [2022-07-13 04:53:59,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,257 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,277 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:59,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,278 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-07-13 04:53:59,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,304 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-07-13 04:53:59,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,305 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-07-13 04:53:59,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,314 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,330 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-07-13 04:53:59,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,331 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-07-13 04:53:59,333 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 [2022-07-13 04:53:59,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,341 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:59,341 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:59,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,358 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-07-13 04:53:59,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,360 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,360 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-07-13 04:53:59,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,368 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,369 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,385 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-07-13 04:53:59,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,386 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,387 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-07-13 04:53:59,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,395 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,412 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-07-13 04:53:59,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,413 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-07-13 04:53:59,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,421 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-07-13 04:53:59,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,439 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,440 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-07-13 04:53:59,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,448 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,464 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-07-13 04:53:59,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,465 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-07-13 04:53:59,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,476 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,492 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:59,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,493 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-07-13 04:53:59,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,502 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,520 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:59,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,522 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-07-13 04:53:59,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,531 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:59,531 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:59,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,556 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-07-13 04:53:59,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,558 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-07-13 04:53:59,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,567 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,583 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-07-13 04:53:59,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,586 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-07-13 04:53:59,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,594 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:59,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,613 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-07-13 04:53:59,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:59,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:59,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:59,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,648 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-07-13 04:53:59,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,661 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,677 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:59,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,679 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-07-13 04:53:59,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,705 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-07-13 04:53:59,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,706 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-07-13 04:53:59,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,714 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,741 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:59,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,742 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-07-13 04:53:59,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,767 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-07-13 04:53:59,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,768 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-07-13 04:53:59,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:59,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,777 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:59,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:59,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:59,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,828 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-07-13 04:53:59,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,843 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:59,844 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:59,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,870 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-07-13 04:53:59,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,872 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-07-13 04:53:59,874 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 [2022-07-13 04:53:59,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,882 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:59,882 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:59,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,923 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:59,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,925 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,925 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-07-13 04:53:59,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,935 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:59,935 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:59,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:59,982 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:59,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:59,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:59,983 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:53:59,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-07-13 04:53:59,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:59,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:59,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:59,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:59,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:59,993 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:59,993 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:59,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:00,010 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-07-13 04:54:00,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:00,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:00,012 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:00,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-07-13 04:54:00,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:00,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:00,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:00,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:00,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:00,023 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:00,023 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:00,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:00,042 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-07-13 04:54:00,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:00,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:00,044 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:00,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-07-13 04:54:00,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:00,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:00,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:00,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:00,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:00,077 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:00,077 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:00,102 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:54:00,149 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2022-07-13 04:54:00,149 INFO L444 ModelExtractionUtils]: 44 out of 67 variables were initially zero. Simplification set additionally 18 variables to zero. [2022-07-13 04:54:00,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:00,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:00,152 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:00,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-07-13 04:54:00,155 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:54:00,162 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-13 04:54:00,162 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:54:00,162 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrlcpy_~d~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_3) = -1*ULTIMATE.start_cstrlcpy_~d~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_3 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_cstrlcpy_~d~0#1.base)_1 + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_3 >= 0] [2022-07-13 04:54:00,179 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-07-13 04:54:00,303 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 [2022-07-13 04:54:00,308 INFO L293 tatePredicateManager]: 22 out of 23 supporting invariants were superfluous and have been removed [2022-07-13 04:54:00,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:54:00,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 22 conjunts are in the unsatisfiable core [2022-07-13 04:54:00,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:54:00,407 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-07-13 04:54:00,408 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-07-13 04:54:00,434 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 8 [2022-07-13 04:54:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:54:00,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-13 04:54:00,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:54:00,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:54:00,662 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 2 loop predicates [2022-07-13 04:54:00,663 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 46 states and 58 transitions. cyclomatic complexity: 18 Second operand has 10 states, 10 states have (on average 1.7) internal successors, (17), 10 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) [2022-07-13 04:54:00,993 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 46 states and 58 transitions. cyclomatic complexity: 18. Second operand has 10 states, 10 states have (on average 1.7) internal successors, (17), 10 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) Result 81 states and 107 transitions. Complement of second has 14 states. [2022-07-13 04:54:00,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 9 stem states 1 non-accepting loop states 2 accepting loop states [2022-07-13 04:54:00,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.7) internal successors, (17), 10 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) [2022-07-13 04:54:00,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 57 transitions. [2022-07-13 04:54:00,994 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 57 transitions. Stem has 14 letters. Loop has 3 letters. [2022-07-13 04:54:00,995 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:54:00,995 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 57 transitions. Stem has 17 letters. Loop has 3 letters. [2022-07-13 04:54:00,995 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:54:00,995 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 57 transitions. Stem has 14 letters. Loop has 6 letters. [2022-07-13 04:54:00,995 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:54:00,996 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 81 states and 107 transitions. [2022-07-13 04:54:00,996 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 11 [2022-07-13 04:54:00,997 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 81 states to 73 states and 94 transitions. [2022-07-13 04:54:00,997 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52 [2022-07-13 04:54:00,997 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 59 [2022-07-13 04:54:00,998 INFO L73 IsDeterministic]: Start isDeterministic. Operand 73 states and 94 transitions. [2022-07-13 04:54:00,998 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:54:00,998 INFO L369 hiAutomatonCegarLoop]: Abstraction has 73 states and 94 transitions. [2022-07-13 04:54:00,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states and 94 transitions. [2022-07-13 04:54:01,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 54. [2022-07-13 04:54:01,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 54 states have (on average 1.3148148148148149) internal successors, (71), 53 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:01,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 71 transitions. [2022-07-13 04:54:01,002 INFO L392 hiAutomatonCegarLoop]: Abstraction has 54 states and 71 transitions. [2022-07-13 04:54:01,002 INFO L374 stractBuchiCegarLoop]: Abstraction has 54 states and 71 transitions. [2022-07-13 04:54:01,002 INFO L287 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-13 04:54:01,002 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states and 71 transitions. [2022-07-13 04:54:01,002 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-07-13 04:54:01,002 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:54:01,003 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:54:01,003 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:54:01,003 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 04:54:01,003 INFO L752 eck$LassoCheckResult]: Stem: 1020#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1021#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 1039#L536 assume !(main_~length~0#1 < 1); 1026#L536-2 assume main_~n~1#1 < 1;main_~n~1#1 := 1; 1027#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 1016#L545-3 assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 1017#L545-2 main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 1018#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 1019#L545-4 main_~i~1#1 := 0; 1033#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 1029#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 1030#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 1069#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 1068#L520-1 assume !(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1; 1067#L519-1 assume 0 == cstrlcpy_~n~0#1 % 4294967296; 1043#L526 assume 0 != cstrlcpy_~siz#1 % 4294967296;call write~int(0, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, 1); 1037#L528-2 [2022-07-13 04:54:01,003 INFO L754 eck$LassoCheckResult]: Loop: 1037#L528-2 cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post6#1.base, 1 + cstrlcpy_#t~post6#1.offset;call cstrlcpy_#t~mem7#1 := read~int(cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, 1); 1038#L528 assume !!(0 != cstrlcpy_#t~mem7#1);havoc cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset;havoc cstrlcpy_#t~mem7#1; 1037#L528-2 [2022-07-13 04:54:01,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:01,004 INFO L85 PathProgramCache]: Analyzing trace with hash -1781714470, now seen corresponding path program 1 times [2022-07-13 04:54:01,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:01,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955061822] [2022-07-13 04:54:01,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:01,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:01,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:01,018 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:01,030 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:01,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:01,031 INFO L85 PathProgramCache]: Analyzing trace with hash 3526, now seen corresponding path program 3 times [2022-07-13 04:54:01,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:01,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836051953] [2022-07-13 04:54:01,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:01,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:01,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:01,034 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:01,036 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:01,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:01,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1464347999, now seen corresponding path program 1 times [2022-07-13 04:54:01,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:01,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545105940] [2022-07-13 04:54:01,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:01,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:01,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:01,058 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:01,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:01,071 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:01,989 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:54:01,989 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:54:01,989 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:54:01,989 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:54:01,989 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:54:01,989 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:01,989 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:54:01,989 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:54:01,990 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrlcpy-alloca-1.i_Iteration8_Lasso [2022-07-13 04:54:01,990 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:54:01,990 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:54:01,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:01,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:01,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:02,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:03,141 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:54:03,141 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:54:03,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:03,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:03,143 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:03,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-07-13 04:54:03,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:03,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:03,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:03,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:03,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:03,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:03,152 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:03,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:03,174 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-07-13 04:54:03,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:03,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:03,175 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:03,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-07-13 04:54:03,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:03,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:03,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:03,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:03,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:03,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:03,188 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:03,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:03,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:03,204 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-07-13 04:54:03,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:03,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:03,205 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:03,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-07-13 04:54:03,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:03,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:03,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:03,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:03,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:03,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:03,214 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:03,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:03,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:03,230 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-07-13 04:54:03,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:03,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:03,231 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:03,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-07-13 04:54:03,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:03,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:03,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:03,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:03,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:03,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:03,239 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:03,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:03,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:03,256 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-07-13 04:54:03,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:03,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:03,257 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:03,258 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-07-13 04:54:03,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:03,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:03,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:03,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:03,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:03,272 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:03,272 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:03,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:03,309 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 [2022-07-13 04:54:03,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:03,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:03,312 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:03,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:03,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:03,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:03,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:03,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:03,326 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:03,326 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:03,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-07-13 04:54:03,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:03,360 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-07-13 04:54:03,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:03,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:03,362 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:03,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-07-13 04:54:03,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:03,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:03,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:03,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:03,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:03,372 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:03,372 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:03,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:03,389 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-07-13 04:54:03,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:03,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:03,390 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:03,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-07-13 04:54:03,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:03,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:03,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:03,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:03,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:03,399 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:03,400 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:03,401 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:03,417 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-07-13 04:54:03,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:03,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:03,418 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:03,419 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-07-13 04:54:03,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:03,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:03,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:03,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:03,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:03,427 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:03,427 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:03,429 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:03,450 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 [2022-07-13 04:54:03,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:03,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:03,452 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:03,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-07-13 04:54:03,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:03,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:03,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:03,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:03,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:03,462 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:03,462 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:03,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:03,481 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-07-13 04:54:03,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:03,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:03,482 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:03,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-07-13 04:54:03,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:03,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:03,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:03,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:03,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:03,508 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:03,508 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:03,522 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:54:03,546 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-07-13 04:54:03,546 INFO L444 ModelExtractionUtils]: 28 out of 61 variables were initially zero. Simplification set additionally 30 variables to zero. [2022-07-13 04:54:03,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:03,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:03,548 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:03,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-07-13 04:54:03,550 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:54:03,556 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 04:54:03,557 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:54:03,557 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrlcpy_~s~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_4) = -1*ULTIMATE.start_cstrlcpy_~s~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_4 Supporting invariants [] [2022-07-13 04:54:03,573 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-07-13 04:54:03,631 INFO L293 tatePredicateManager]: 21 out of 22 supporting invariants were superfluous and have been removed [2022-07-13 04:54:03,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:54:03,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-13 04:54:03,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:54:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:54:03,736 WARN L261 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-13 04:54:03,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:54:03,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:54:03,758 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-13 04:54:03,758 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 54 states and 71 transitions. cyclomatic complexity: 24 Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:03,803 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 54 states and 71 transitions. cyclomatic complexity: 24. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 58 states and 75 transitions. Complement of second has 6 states. [2022-07-13 04:54:03,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-13 04:54:03,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:03,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 30 transitions. [2022-07-13 04:54:03,808 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 16 letters. Loop has 2 letters. [2022-07-13 04:54:03,808 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:54:03,808 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 18 letters. Loop has 2 letters. [2022-07-13 04:54:03,809 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:54:03,809 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 16 letters. Loop has 4 letters. [2022-07-13 04:54:03,810 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:54:03,810 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 75 transitions. [2022-07-13 04:54:03,810 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-07-13 04:54:03,811 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 42 states and 56 transitions. [2022-07-13 04:54:03,811 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2022-07-13 04:54:03,813 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2022-07-13 04:54:03,813 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 56 transitions. [2022-07-13 04:54:03,813 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:54:03,813 INFO L369 hiAutomatonCegarLoop]: Abstraction has 42 states and 56 transitions. [2022-07-13 04:54:03,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 56 transitions. [2022-07-13 04:54:03,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2022-07-13 04:54:03,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 42 states have (on average 1.3333333333333333) internal successors, (56), 41 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:03,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 56 transitions. [2022-07-13 04:54:03,820 INFO L392 hiAutomatonCegarLoop]: Abstraction has 42 states and 56 transitions. [2022-07-13 04:54:03,820 INFO L374 stractBuchiCegarLoop]: Abstraction has 42 states and 56 transitions. [2022-07-13 04:54:03,820 INFO L287 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-13 04:54:03,820 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 42 states and 56 transitions. [2022-07-13 04:54:03,820 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-07-13 04:54:03,820 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:54:03,821 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:54:03,821 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:54:03,821 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 04:54:03,822 INFO L752 eck$LassoCheckResult]: Stem: 1306#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1307#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 1322#L536 assume !(main_~length~0#1 < 1); 1312#L536-2 assume !(main_~n~1#1 < 1); 1313#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 1301#L545-3 assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 1303#L545-2 main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 1304#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 1305#L545-4 main_~i~1#1 := 0; 1340#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 1314#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 1315#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 1308#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 1309#L520-1 assume !(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1; 1324#L519-1 assume 0 == cstrlcpy_~n~0#1 % 4294967296; 1326#L526 assume !(0 != cstrlcpy_~siz#1 % 4294967296); 1316#L528-2 [2022-07-13 04:54:03,822 INFO L754 eck$LassoCheckResult]: Loop: 1316#L528-2 cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post6#1.base, 1 + cstrlcpy_#t~post6#1.offset;call cstrlcpy_#t~mem7#1 := read~int(cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, 1); 1317#L528 assume !!(0 != cstrlcpy_#t~mem7#1);havoc cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset;havoc cstrlcpy_#t~mem7#1; 1316#L528-2 [2022-07-13 04:54:03,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:03,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1926446814, now seen corresponding path program 1 times [2022-07-13 04:54:03,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:03,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226034597] [2022-07-13 04:54:03,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:03,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:03,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:54:03,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-13 04:54:03,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:54:03,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226034597] [2022-07-13 04:54:03,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226034597] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:54:03,903 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:54:03,903 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 04:54:03,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712273901] [2022-07-13 04:54:03,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:54:03,904 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 04:54:03,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:03,904 INFO L85 PathProgramCache]: Analyzing trace with hash 3526, now seen corresponding path program 4 times [2022-07-13 04:54:03,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:03,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211035692] [2022-07-13 04:54:03,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:03,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:03,907 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:03,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:03,910 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:03,953 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-07-13 04:54:03,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:54:03,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 04:54:03,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-13 04:54:03,955 INFO L87 Difference]: Start difference. First operand 42 states and 56 transitions. cyclomatic complexity: 20 Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:03,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:54:03,999 INFO L93 Difference]: Finished difference Result 47 states and 60 transitions. [2022-07-13 04:54:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-13 04:54:04,000 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 60 transitions. [2022-07-13 04:54:04,000 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-07-13 04:54:04,001 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 41 states and 54 transitions. [2022-07-13 04:54:04,001 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-07-13 04:54:04,001 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2022-07-13 04:54:04,001 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 54 transitions. [2022-07-13 04:54:04,001 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:54:04,001 INFO L369 hiAutomatonCegarLoop]: Abstraction has 41 states and 54 transitions. [2022-07-13 04:54:04,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 54 transitions. [2022-07-13 04:54:04,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 40. [2022-07-13 04:54:04,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.325) internal successors, (53), 39 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:04,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 53 transitions. [2022-07-13 04:54:04,003 INFO L392 hiAutomatonCegarLoop]: Abstraction has 40 states and 53 transitions. [2022-07-13 04:54:04,003 INFO L374 stractBuchiCegarLoop]: Abstraction has 40 states and 53 transitions. [2022-07-13 04:54:04,004 INFO L287 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-07-13 04:54:04,004 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 53 transitions. [2022-07-13 04:54:04,004 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-07-13 04:54:04,004 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:54:04,004 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:54:04,005 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:54:04,005 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 04:54:04,005 INFO L752 eck$LassoCheckResult]: Stem: 1408#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1409#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 1424#L536 assume !(main_~length~0#1 < 1); 1414#L536-2 assume !(main_~n~1#1 < 1); 1415#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 1403#L545-3 assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 1405#L545-2 main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 1406#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 1407#L545-4 main_~i~1#1 := 0; 1430#L550-3 assume !!(main_~i~1#1 < main_~n~1#1 - 1);call write~int(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 1439#L550-2 main_#t~post14#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 1437#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 1436#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 1434#L519 assume !(0 != cstrlcpy_~n~0#1 % 4294967296); 1426#L519-1 assume 0 == cstrlcpy_~n~0#1 % 4294967296; 1428#L526 assume !(0 != cstrlcpy_~siz#1 % 4294967296); 1422#L528-2 [2022-07-13 04:54:04,005 INFO L754 eck$LassoCheckResult]: Loop: 1422#L528-2 cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post6#1.base, 1 + cstrlcpy_#t~post6#1.offset;call cstrlcpy_#t~mem7#1 := read~int(cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, 1); 1423#L528 assume !!(0 != cstrlcpy_#t~mem7#1);havoc cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset;havoc cstrlcpy_#t~mem7#1; 1422#L528-2 [2022-07-13 04:54:04,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:04,006 INFO L85 PathProgramCache]: Analyzing trace with hash -718415251, now seen corresponding path program 1 times [2022-07-13 04:54:04,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:04,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855843295] [2022-07-13 04:54:04,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:04,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:04,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:54:04,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-13 04:54:04,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:54:04,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855843295] [2022-07-13 04:54:04,056 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855843295] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 04:54:04,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1517702345] [2022-07-13 04:54:04,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:04,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 04:54:04,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:04,058 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 04:54:04,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Waiting until timeout for monitored process [2022-07-13 04:54:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:54:04,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-13 04:54:04,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:54:04,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-13 04:54:04,196 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 04:54:04,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-13 04:54:04,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1517702345] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 04:54:04,299 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 04:54:04,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 17 [2022-07-13 04:54:04,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908477362] [2022-07-13 04:54:04,299 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 04:54:04,300 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 04:54:04,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:04,300 INFO L85 PathProgramCache]: Analyzing trace with hash 3526, now seen corresponding path program 5 times [2022-07-13 04:54:04,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:04,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556258145] [2022-07-13 04:54:04,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:04,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:04,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:04,304 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:04,306 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:04,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:54:04,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-07-13 04:54:04,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272 [2022-07-13 04:54:04,334 INFO L87 Difference]: Start difference. First operand 40 states and 53 transitions. cyclomatic complexity: 19 Second operand has 17 states, 17 states have (on average 2.4705882352941178) internal successors, (42), 17 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:04,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:54:04,512 INFO L93 Difference]: Finished difference Result 69 states and 87 transitions. [2022-07-13 04:54:04,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-13 04:54:04,512 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 69 states and 87 transitions. [2022-07-13 04:54:04,513 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2022-07-13 04:54:04,513 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 69 states to 47 states and 57 transitions. [2022-07-13 04:54:04,513 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-07-13 04:54:04,514 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2022-07-13 04:54:04,514 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47 states and 57 transitions. [2022-07-13 04:54:04,514 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:54:04,514 INFO L369 hiAutomatonCegarLoop]: Abstraction has 47 states and 57 transitions. [2022-07-13 04:54:04,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states and 57 transitions. [2022-07-13 04:54:04,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2022-07-13 04:54:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 47 states have (on average 1.2127659574468086) internal successors, (57), 46 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:04,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 57 transitions. [2022-07-13 04:54:04,520 INFO L392 hiAutomatonCegarLoop]: Abstraction has 47 states and 57 transitions. [2022-07-13 04:54:04,520 INFO L374 stractBuchiCegarLoop]: Abstraction has 47 states and 57 transitions. [2022-07-13 04:54:04,521 INFO L287 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-07-13 04:54:04,521 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 47 states and 57 transitions. [2022-07-13 04:54:04,521 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2022-07-13 04:54:04,521 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:54:04,521 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:54:04,521 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:54:04,522 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-13 04:54:04,522 INFO L752 eck$LassoCheckResult]: Stem: 1643#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1644#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 1657#L536 assume !(main_~length~0#1 < 1); 1647#L536-2 assume !(main_~n~1#1 < 1); 1648#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 1638#L545-3 assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 1640#L545-2 main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 1641#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 1642#L545-4 main_~i~1#1 := 0; 1679#L550-3 assume !!(main_~i~1#1 < main_~n~1#1 - 1);call write~int(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 1677#L550-2 main_#t~post14#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 1675#L550-3 assume !!(main_~i~1#1 < main_~n~1#1 - 1);call write~int(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 1674#L550-2 main_#t~post14#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 1673#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 1649#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 1650#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 1645#L520-3 [2022-07-13 04:54:04,522 INFO L754 eck$LassoCheckResult]: Loop: 1645#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 1646#L520-1 assume !!(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1;cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset := cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_#t~post3#1.base, 1 + cstrlcpy_#t~post3#1.offset;cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post4#1.base, 1 + cstrlcpy_#t~post4#1.offset;call cstrlcpy_#t~mem5#1 := read~int(cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, 1);call write~int(cstrlcpy_#t~mem5#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, 1); 1658#L521 assume !(0 == cstrlcpy_#t~mem5#1);havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset;havoc cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset;havoc cstrlcpy_#t~mem5#1; 1645#L520-3 [2022-07-13 04:54:04,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:04,522 INFO L85 PathProgramCache]: Analyzing trace with hash -716718030, now seen corresponding path program 2 times [2022-07-13 04:54:04,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:04,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142111225] [2022-07-13 04:54:04,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:04,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:04,540 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:04,556 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:04,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:04,556 INFO L85 PathProgramCache]: Analyzing trace with hash 80599, now seen corresponding path program 4 times [2022-07-13 04:54:04,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:04,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516847400] [2022-07-13 04:54:04,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:04,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:04,568 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:04,572 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:04,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:04,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1464352506, now seen corresponding path program 2 times [2022-07-13 04:54:04,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:04,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411925350] [2022-07-13 04:54:04,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:04,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:04,605 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:04,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:04,628 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:05,669 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:54:05,669 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:54:05,669 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:54:05,669 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:54:05,669 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:54:05,670 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:05,670 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:54:05,670 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:54:05,670 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrlcpy-alloca-1.i_Iteration11_Lasso [2022-07-13 04:54:05,670 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:54:05,670 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:54:05,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,678 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:05,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:06,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:06,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:06,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:06,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:06,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:06,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:06,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:07,035 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:54:07,035 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:54:07,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,037 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-07-13 04:54:07,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:07,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,047 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:07,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:07,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,063 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-07-13 04:54:07,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,064 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) [2022-07-13 04:54:07,065 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 [2022-07-13 04:54:07,066 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 [2022-07-13 04:54:07,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:07,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,073 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:07,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:07,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,089 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-07-13 04:54:07,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,090 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) [2022-07-13 04:54:07,091 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 [2022-07-13 04:54:07,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,102 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:07,102 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:07,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-07-13 04:54:07,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,144 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,156 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:07,156 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:07,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-07-13 04:54:07,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,198 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-07-13 04:54:07,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,200 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-07-13 04:54:07,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:07,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,212 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:07,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:07,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,250 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-07-13 04:54:07,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,251 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:07,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,264 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:07,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:07,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-07-13 04:54:07,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,290 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-07-13 04:54:07,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,292 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,292 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-07-13 04:54:07,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:07,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,301 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:07,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:07,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,324 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-07-13 04:54:07,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,325 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-07-13 04:54:07,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:07,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,338 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:07,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:07,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,354 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-07-13 04:54:07,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,356 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-07-13 04:54:07,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:07,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,368 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:07,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:07,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,406 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-07-13 04:54:07,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,408 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-07-13 04:54:07,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:07,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,420 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:07,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:07,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,436 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-07-13 04:54:07,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,438 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-07-13 04:54:07,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:07,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:07,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:07,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,490 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-07-13 04:54:07,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,491 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-07-13 04:54:07,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:07,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,501 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:07,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:07,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,517 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-07-13 04:54:07,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,519 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-07-13 04:54:07,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:07,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,527 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:07,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:07,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,543 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-07-13 04:54:07,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,545 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-07-13 04:54:07,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:07,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:07,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:07,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-07-13 04:54:07,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,571 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-07-13 04:54:07,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:07,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,580 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:07,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:07,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,597 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-07-13 04:54:07,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,598 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,600 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-07-13 04:54:07,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,609 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:07,609 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:07,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,626 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-07-13 04:54:07,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,628 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-07-13 04:54:07,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,636 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:54:07,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,643 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-07-13 04:54:07,643 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-07-13 04:54:07,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,668 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-07-13 04:54:07,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,669 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-07-13 04:54:07,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,680 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:07,681 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:07,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,700 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-07-13 04:54:07,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,701 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-07-13 04:54:07,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,711 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:07,711 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:07,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,730 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-07-13 04:54:07,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,732 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-07-13 04:54:07,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,741 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:07,741 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:07,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-07-13 04:54:07,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,760 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-07-13 04:54:07,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,772 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:07,772 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:07,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,791 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-07-13 04:54:07,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,793 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-07-13 04:54:07,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,818 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:07,818 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:07,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:07,860 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-07-13 04:54:07,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,861 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,862 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-07-13 04:54:07,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:07,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:07,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:07,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:07,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:07,882 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:07,882 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:07,912 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:54:07,953 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2022-07-13 04:54:07,954 INFO L444 ModelExtractionUtils]: 45 out of 64 variables were initially zero. Simplification set additionally 14 variables to zero. [2022-07-13 04:54:07,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:07,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:07,959 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:54:07,963 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:54:07,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-07-13 04:54:07,984 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-13 04:54:07,984 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:54:07,984 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc10#1.base)_5, ULTIMATE.start_cstrlcpy_~s~0#1.offset) = 2*v_rep(select #length ULTIMATE.start_main_#t~malloc10#1.base)_5 - 3*ULTIMATE.start_cstrlcpy_~s~0#1.offset Supporting invariants [-3*v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_5 + 2*v_rep(select #length ULTIMATE.start_main_#t~malloc10#1.base)_5 >= 0] [2022-07-13 04:54:08,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-07-13 04:54:08,079 INFO L293 tatePredicateManager]: 25 out of 27 supporting invariants were superfluous and have been removed [2022-07-13 04:54:08,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:08,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:54:08,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 23 conjunts are in the unsatisfiable core [2022-07-13 04:54:08,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:54:08,135 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 8 [2022-07-13 04:54:08,145 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-07-13 04:54:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:54:08,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-13 04:54:08,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:54:08,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:54:08,369 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2022-07-13 04:54:08,369 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 47 states and 57 transitions. cyclomatic complexity: 16 Second operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:08,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-07-13 04:54:08,852 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 47 states and 57 transitions. cyclomatic complexity: 16. Second operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 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 100 states and 121 transitions. Complement of second has 18 states. [2022-07-13 04:54:08,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 16 states 13 stem states 1 non-accepting loop states 2 accepting loop states [2022-07-13 04:54:08,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:08,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 59 transitions. [2022-07-13 04:54:08,853 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 59 transitions. Stem has 16 letters. Loop has 3 letters. [2022-07-13 04:54:08,853 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:54:08,853 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 59 transitions. Stem has 19 letters. Loop has 3 letters. [2022-07-13 04:54:08,854 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:54:08,854 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 59 transitions. Stem has 16 letters. Loop has 6 letters. [2022-07-13 04:54:08,854 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:54:08,854 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 100 states and 121 transitions. [2022-07-13 04:54:08,855 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 12 [2022-07-13 04:54:08,855 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 100 states to 59 states and 70 transitions. [2022-07-13 04:54:08,855 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2022-07-13 04:54:08,856 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2022-07-13 04:54:08,856 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 70 transitions. [2022-07-13 04:54:08,856 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:54:08,856 INFO L369 hiAutomatonCegarLoop]: Abstraction has 59 states and 70 transitions. [2022-07-13 04:54:08,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states and 70 transitions. [2022-07-13 04:54:08,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 46. [2022-07-13 04:54:08,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.2173913043478262) internal successors, (56), 45 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:08,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 56 transitions. [2022-07-13 04:54:08,858 INFO L392 hiAutomatonCegarLoop]: Abstraction has 46 states and 56 transitions. [2022-07-13 04:54:08,858 INFO L374 stractBuchiCegarLoop]: Abstraction has 46 states and 56 transitions. [2022-07-13 04:54:08,858 INFO L287 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-07-13 04:54:08,859 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 56 transitions. [2022-07-13 04:54:08,859 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2022-07-13 04:54:08,859 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:54:08,859 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:54:08,860 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:54:08,860 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-13 04:54:08,860 INFO L752 eck$LassoCheckResult]: Stem: 2027#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2028#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 2042#L536 assume !(main_~length~0#1 < 1); 2031#L536-2 assume !(main_~n~1#1 < 1); 2032#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 2022#L545-3 assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 2023#L545-2 main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 2024#L545-3 assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 2026#L545-2 main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 2035#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 2045#L545-4 main_~i~1#1 := 0; 2046#L550-3 assume !!(main_~i~1#1 < main_~n~1#1 - 1);call write~int(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 2067#L550-2 main_#t~post14#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 2065#L550-3 assume !!(main_~i~1#1 < main_~n~1#1 - 1);call write~int(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 2064#L550-2 main_#t~post14#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 2054#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 2053#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 2048#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 2029#L520-3 [2022-07-13 04:54:08,860 INFO L754 eck$LassoCheckResult]: Loop: 2029#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 2030#L520-1 assume !!(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1;cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset := cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_#t~post3#1.base, 1 + cstrlcpy_#t~post3#1.offset;cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post4#1.base, 1 + cstrlcpy_#t~post4#1.offset;call cstrlcpy_#t~mem5#1 := read~int(cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, 1);call write~int(cstrlcpy_#t~mem5#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, 1); 2043#L521 assume !(0 == cstrlcpy_#t~mem5#1);havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset;havoc cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset;havoc cstrlcpy_#t~mem5#1; 2029#L520-3 [2022-07-13 04:54:08,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:08,861 INFO L85 PathProgramCache]: Analyzing trace with hash -1476156016, now seen corresponding path program 3 times [2022-07-13 04:54:08,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:08,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929524615] [2022-07-13 04:54:08,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:08,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:08,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:08,876 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:08,887 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:08,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:08,888 INFO L85 PathProgramCache]: Analyzing trace with hash 80599, now seen corresponding path program 5 times [2022-07-13 04:54:08,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:08,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329178156] [2022-07-13 04:54:08,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:08,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:08,893 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:08,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:08,897 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:08,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:08,897 INFO L85 PathProgramCache]: Analyzing trace with hash 6321896, now seen corresponding path program 3 times [2022-07-13 04:54:08,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:08,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283764881] [2022-07-13 04:54:08,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:08,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:08,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:08,926 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:08,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:08,946 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:10,749 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:54:10,750 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:54:10,750 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:54:10,750 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:54:10,750 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:54:10,750 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:10,750 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:54:10,750 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:54:10,750 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrlcpy-alloca-1.i_Iteration12_Lasso [2022-07-13 04:54:10,750 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:54:10,750 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:54:10,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:10,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:11,434 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.IllegalArgumentException at de.uni_freiburg.informatik.ultimate.util.datastructures.ScopedHashMap.put(ScopedHashMap.java:331) at java.base/java.util.AbstractMap.putAll(AbstractMap.java:281) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.PureSubstitution.(PureSubstitution.java:81) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.(Substitution.java:48) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.apply(Substitution.java:59) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.replaceMapReads(MapEliminator.java:518) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.getRewrittenTransFormula(MapEliminator.java:342) at de.uni_freiburg.informatik.ultimate.lassoranker.preprocessors.MapEliminationLassoPreprocessor.process(MapEliminationLassoPreprocessor.java:111) at de.uni_freiburg.informatik.ultimate.lassoranker.variables.LassoBuilder.applyPreprocessor(LassoBuilder.java:154) at de.uni_freiburg.informatik.ultimate.lassoranker.variables.LassoBuilder.preprocess(LassoBuilder.java:262) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.preprocess(LassoAnalysis.java:280) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.(LassoAnalysis.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:601) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLassoTermination(LassoCheck.java:914) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:823) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:247) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:310) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:363) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-13 04:54:11,438 INFO L158 Benchmark]: Toolchain (without parser) took 20099.93ms. Allocated memory was 96.5MB in the beginning and 142.6MB in the end (delta: 46.1MB). Free memory was 57.1MB in the beginning and 71.5MB in the end (delta: -14.3MB). Peak memory consumption was 78.9MB. Max. memory is 16.1GB. [2022-07-13 04:54:11,439 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory was 75.2MB in the beginning and 75.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 04:54:11,439 INFO L158 Benchmark]: CACSL2BoogieTranslator took 373.76ms. Allocated memory is still 96.5MB. Free memory was 56.9MB in the beginning and 63.9MB in the end (delta: -7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 04:54:11,439 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.62ms. Allocated memory is still 96.5MB. Free memory was 63.9MB in the beginning and 62.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 04:54:11,439 INFO L158 Benchmark]: Boogie Preprocessor took 19.89ms. Allocated memory is still 96.5MB. Free memory was 62.2MB in the beginning and 60.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 04:54:11,440 INFO L158 Benchmark]: RCFGBuilder took 289.67ms. Allocated memory is still 96.5MB. Free memory was 60.6MB in the beginning and 48.4MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-13 04:54:11,440 INFO L158 Benchmark]: BuchiAutomizer took 19362.68ms. Allocated memory was 96.5MB in the beginning and 142.6MB in the end (delta: 46.1MB). Free memory was 48.1MB in the beginning and 71.5MB in the end (delta: -23.4MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. [2022-07-13 04:54:11,441 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory was 75.2MB in the beginning and 75.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 373.76ms. Allocated memory is still 96.5MB. Free memory was 56.9MB in the beginning and 63.9MB in the end (delta: -7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.62ms. Allocated memory is still 96.5MB. Free memory was 63.9MB in the beginning and 62.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.89ms. Allocated memory is still 96.5MB. Free memory was 62.2MB in the beginning and 60.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 289.67ms. Allocated memory is still 96.5MB. Free memory was 60.6MB in the beginning and 48.4MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 19362.68ms. Allocated memory was 96.5MB in the beginning and 142.6MB in the end (delta: 46.1MB). Free memory was 48.1MB in the beginning and 71.5MB in the end (delta: -23.4MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: IllegalArgumentException: null de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: IllegalArgumentException: null: de.uni_freiburg.informatik.ultimate.util.datastructures.ScopedHashMap.put(ScopedHashMap.java:331) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-13 04:54:11,469 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Forceful destruction successful, exit code 0 [2022-07-13 04:54:11,687 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: null