./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/strtok_r.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-dietlibc/strtok_r.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 768358a1bcdb56fc885a8df113baa43d689898e0e32c0ab06e790a868148d36d --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 17:28:54,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 17:28:54,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 17:28:54,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 17:28:54,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 17:28:54,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 17:28:54,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 17:28:54,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 17:28:54,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 17:28:54,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 17:28:54,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 17:28:54,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 17:28:54,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 17:28:54,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 17:28:54,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 17:28:54,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 17:28:54,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 17:28:54,107 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 17:28:54,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 17:28:54,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 17:28:54,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 17:28:54,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 17:28:54,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 17:28:54,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 17:28:54,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 17:28:54,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 17:28:54,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 17:28:54,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 17:28:54,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 17:28:54,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 17:28:54,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 17:28:54,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 17:28:54,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 17:28:54,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 17:28:54,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 17:28:54,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 17:28:54,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 17:28:54,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 17:28:54,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 17:28:54,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 17:28:54,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 17:28:54,120 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-19 17:28:54,134 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 17:28:54,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 17:28:54,135 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 17:28:54,135 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 17:28:54,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 17:28:54,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 17:28:54,136 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 17:28:54,136 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-19 17:28:54,137 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-19 17:28:54,137 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-19 17:28:54,137 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-19 17:28:54,137 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-19 17:28:54,137 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-19 17:28:54,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 17:28:54,138 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 17:28:54,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 17:28:54,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 17:28:54,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-19 17:28:54,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-19 17:28:54,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-19 17:28:54,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 17:28:54,139 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-19 17:28:54,139 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 17:28:54,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-19 17:28:54,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 17:28:54,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 17:28:54,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 17:28:54,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 17:28:54,140 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 17:28:54,141 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-19 17:28:54,141 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 768358a1bcdb56fc885a8df113baa43d689898e0e32c0ab06e790a868148d36d [2021-12-19 17:28:54,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 17:28:54,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 17:28:54,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 17:28:54,302 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 17:28:54,302 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 17:28:54,303 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/strtok_r.i [2021-12-19 17:28:54,406 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c41e7982/be8e3a26680c4b929188638352ae91c3/FLAGdfe69fd51 [2021-12-19 17:28:54,716 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 17:28:54,716 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/strtok_r.i [2021-12-19 17:28:54,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c41e7982/be8e3a26680c4b929188638352ae91c3/FLAGdfe69fd51 [2021-12-19 17:28:55,122 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c41e7982/be8e3a26680c4b929188638352ae91c3 [2021-12-19 17:28:55,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 17:28:55,124 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 17:28:55,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 17:28:55,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 17:28:55,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 17:28:55,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 05:28:55" (1/1) ... [2021-12-19 17:28:55,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a615687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:28:55, skipping insertion in model container [2021-12-19 17:28:55,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 05:28:55" (1/1) ... [2021-12-19 17:28:55,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 17:28:55,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 17:28:55,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 17:28:55,568 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 17:28:55,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 17:28:55,664 INFO L208 MainTranslator]: Completed translation [2021-12-19 17:28:55,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:28:55 WrapperNode [2021-12-19 17:28:55,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 17:28:55,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 17:28:55,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 17:28:55,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 17:28:55,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:28:55" (1/1) ... [2021-12-19 17:28:55,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:28:55" (1/1) ... [2021-12-19 17:28:55,747 INFO L137 Inliner]: procedures = 118, calls = 31, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 155 [2021-12-19 17:28:55,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 17:28:55,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 17:28:55,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 17:28:55,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 17:28:55,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:28:55" (1/1) ... [2021-12-19 17:28:55,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:28:55" (1/1) ... [2021-12-19 17:28:55,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:28:55" (1/1) ... [2021-12-19 17:28:55,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:28:55" (1/1) ... [2021-12-19 17:28:55,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:28:55" (1/1) ... [2021-12-19 17:28:55,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:28:55" (1/1) ... [2021-12-19 17:28:55,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:28:55" (1/1) ... [2021-12-19 17:28:55,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 17:28:55,775 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 17:28:55,775 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 17:28:55,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 17:28:55,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:28:55" (1/1) ... [2021-12-19 17:28:55,788 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:55,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:55,807 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:55,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-19 17:28:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-19 17:28:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-19 17:28:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-19 17:28:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-19 17:28:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-19 17:28:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-19 17:28:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-19 17:28:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 17:28:55,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 17:28:55,903 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 17:28:55,905 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 17:28:56,118 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 17:28:56,123 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 17:28:56,123 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-19 17:28:56,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:28:56 BoogieIcfgContainer [2021-12-19 17:28:56,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 17:28:56,125 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-19 17:28:56,125 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-19 17:28:56,128 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-19 17:28:56,128 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:28:56,128 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.12 05:28:55" (1/3) ... [2021-12-19 17:28:56,139 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7f7dc958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 05:28:56, skipping insertion in model container [2021-12-19 17:28:56,140 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:28:56,140 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:28:55" (2/3) ... [2021-12-19 17:28:56,140 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7f7dc958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 05:28:56, skipping insertion in model container [2021-12-19 17:28:56,140 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:28:56,140 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:28:56" (3/3) ... [2021-12-19 17:28:56,142 INFO L388 chiAutomizerObserver]: Analyzing ICFG strtok_r.i [2021-12-19 17:28:56,177 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-19 17:28:56,178 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-19 17:28:56,179 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-19 17:28:56,179 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-19 17:28:56,179 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-19 17:28:56,179 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-19 17:28:56,179 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-19 17:28:56,179 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-19 17:28:56,190 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34 states, 33 states have (on average 1.4848484848484849) internal successors, (49), 33 states have internal predecessors, (49), 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) [2021-12-19 17:28:56,201 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17 [2021-12-19 17:28:56,202 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:28:56,202 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:28:56,205 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 17:28:56,205 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-19 17:28:56,206 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-19 17:28:56,206 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34 states, 33 states have (on average 1.4848484848484849) internal successors, (49), 33 states have internal predecessors, (49), 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) [2021-12-19 17:28:56,207 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17 [2021-12-19 17:28:56,208 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:28:56,208 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:28:56,208 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 17:28:56,208 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-19 17:28:56,212 INFO L791 eck$LassoCheckResult]: Stem: 22#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 8#L544true assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 30#L548true assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 26#L532true assume strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0;call strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset := read~$Pointer$(strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, 8);strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset; 23#L532-2true assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 10#L510-4true [2021-12-19 17:28:56,213 INFO L793 eck$LassoCheckResult]: Loop: 10#L510-4true call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 31#L510-1true assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 7#L511-6true assume !true; 27#L511-7true call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 17#L512true assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 16#L510-3true strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 10#L510-4true [2021-12-19 17:28:56,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:28:56,220 INFO L85 PathProgramCache]: Analyzing trace with hash 889571276, now seen corresponding path program 1 times [2021-12-19 17:28:56,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:28:56,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083720169] [2021-12-19 17:28:56,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:28:56,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:28:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:28:56,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:28:56,378 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:28:56,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083720169] [2021-12-19 17:28:56,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083720169] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:28:56,379 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:28:56,379 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 17:28:56,380 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690715509] [2021-12-19 17:28:56,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:28:56,383 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:28:56,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:28:56,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1573281738, now seen corresponding path program 1 times [2021-12-19 17:28:56,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:28:56,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642911479] [2021-12-19 17:28:56,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:28:56,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:28:56,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:28:56,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:28:56,408 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:28:56,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642911479] [2021-12-19 17:28:56,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642911479] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:28:56,408 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:28:56,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-19 17:28:56,409 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793081402] [2021-12-19 17:28:56,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:28:56,410 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 17:28:56,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:28:56,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-19 17:28:56,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-19 17:28:56,431 INFO L87 Difference]: Start difference. First operand has 34 states, 33 states have (on average 1.4848484848484849) internal successors, (49), 33 states have internal predecessors, (49), 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 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2021-12-19 17:28:56,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:28:56,437 INFO L93 Difference]: Finished difference Result 34 states and 45 transitions. [2021-12-19 17:28:56,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-19 17:28:56,441 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 45 transitions. [2021-12-19 17:28:56,442 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17 [2021-12-19 17:28:56,445 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 26 states and 32 transitions. [2021-12-19 17:28:56,445 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2021-12-19 17:28:56,445 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2021-12-19 17:28:56,446 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 32 transitions. [2021-12-19 17:28:56,446 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:28:56,446 INFO L681 BuchiCegarLoop]: Abstraction has 26 states and 32 transitions. [2021-12-19 17:28:56,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 32 transitions. [2021-12-19 17:28:56,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2021-12-19 17:28:56,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.2307692307692308) internal successors, (32), 25 states have internal predecessors, (32), 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) [2021-12-19 17:28:56,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 32 transitions. [2021-12-19 17:28:56,463 INFO L704 BuchiCegarLoop]: Abstraction has 26 states and 32 transitions. [2021-12-19 17:28:56,463 INFO L587 BuchiCegarLoop]: Abstraction has 26 states and 32 transitions. [2021-12-19 17:28:56,463 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-19 17:28:56,463 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 32 transitions. [2021-12-19 17:28:56,464 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17 [2021-12-19 17:28:56,464 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:28:56,464 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:28:56,465 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 17:28:56,465 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:28:56,465 INFO L791 eck$LassoCheckResult]: Stem: 99#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 86#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 84#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 85#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 101#L532 assume strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0;call strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset := read~$Pointer$(strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, 8);strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset; 100#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 87#L510-4 [2021-12-19 17:28:56,465 INFO L793 eck$LassoCheckResult]: Loop: 87#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 88#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 82#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 83#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 103#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 102#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 94#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 93#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 87#L510-4 [2021-12-19 17:28:56,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:28:56,466 INFO L85 PathProgramCache]: Analyzing trace with hash 889571276, now seen corresponding path program 2 times [2021-12-19 17:28:56,466 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:28:56,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615141950] [2021-12-19 17:28:56,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:28:56,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:28:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:28:56,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:28:56,506 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:28:56,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615141950] [2021-12-19 17:28:56,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615141950] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:28:56,507 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:28:56,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 17:28:56,507 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203078233] [2021-12-19 17:28:56,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:28:56,507 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:28:56,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:28:56,508 INFO L85 PathProgramCache]: Analyzing trace with hash -347496813, now seen corresponding path program 1 times [2021-12-19 17:28:56,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:28:56,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861044721] [2021-12-19 17:28:56,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:28:56,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:28:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:28:56,534 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:28:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:28:56,557 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:28:56,776 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:28:56,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 17:28:56,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 17:28:56,778 INFO L87 Difference]: Start difference. First operand 26 states and 32 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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) [2021-12-19 17:28:56,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:28:56,804 INFO L93 Difference]: Finished difference Result 26 states and 31 transitions. [2021-12-19 17:28:56,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 17:28:56,805 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 31 transitions. [2021-12-19 17:28:56,808 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17 [2021-12-19 17:28:56,811 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 26 states and 31 transitions. [2021-12-19 17:28:56,811 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2021-12-19 17:28:56,812 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2021-12-19 17:28:56,812 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 31 transitions. [2021-12-19 17:28:56,812 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:28:56,812 INFO L681 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-12-19 17:28:56,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 31 transitions. [2021-12-19 17:28:56,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2021-12-19 17:28:56,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 25 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) [2021-12-19 17:28:56,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 31 transitions. [2021-12-19 17:28:56,815 INFO L704 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-12-19 17:28:56,815 INFO L587 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-12-19 17:28:56,815 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-19 17:28:56,815 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 31 transitions. [2021-12-19 17:28:56,817 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17 [2021-12-19 17:28:56,817 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:28:56,817 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:28:56,817 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 17:28:56,818 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:28:56,818 INFO L791 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; 147#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 145#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 146#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 162#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 161#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 148#L510-4 [2021-12-19 17:28:56,818 INFO L793 eck$LassoCheckResult]: Loop: 148#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 149#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 143#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 144#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 164#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 163#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 155#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 154#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 148#L510-4 [2021-12-19 17:28:56,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:28:56,819 INFO L85 PathProgramCache]: Analyzing trace with hash 889571338, now seen corresponding path program 1 times [2021-12-19 17:28:56,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:28:56,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711392735] [2021-12-19 17:28:56,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:28:56,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:28:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:28:56,856 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:28:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:28:56,880 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:28:56,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:28:56,882 INFO L85 PathProgramCache]: Analyzing trace with hash -347496813, now seen corresponding path program 2 times [2021-12-19 17:28:56,882 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:28:56,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520811232] [2021-12-19 17:28:56,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:28:56,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:28:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:28:56,891 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:28:56,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:28:56,909 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:28:56,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:28:56,912 INFO L85 PathProgramCache]: Analyzing trace with hash -126923364, now seen corresponding path program 1 times [2021-12-19 17:28:56,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:28:56,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427783733] [2021-12-19 17:28:56,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:28:56,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:28:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:28:56,947 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:28:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:28:56,981 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:28:58,105 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:28:58,106 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:28:58,106 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:28:58,106 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:28:58,106 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:28:58,106 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:58,107 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:28:58,107 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:28:58,107 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration3_Lasso [2021-12-19 17:28:58,107 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:28:58,107 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:28:58,132 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,138 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,143 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,166 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:28:58,974 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:28:58,983 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:28:58,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:58,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:58,986 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) [2021-12-19 17:28:58,987 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 [2021-12-19 17:28:58,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,003 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,030 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 [2021-12-19 17:28:59,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,034 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-19 17:28:59,040 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 [2021-12-19 17:28:59,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,049 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,077 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-19 17:28:59,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,079 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-19 17:28:59,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,099 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,118 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-19 17:28:59,118 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,119 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-19 17:28:59,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,161 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-19 17:28:59,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,163 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-19 17:28:59,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,171 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,203 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-19 17:28:59,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,205 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-19 17:28:59,207 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 [2021-12-19 17:28:59,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,213 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,237 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 [2021-12-19 17:28:59,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,239 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-19 17:28:59,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,247 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,265 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-19 17:28:59,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,266 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,267 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-19 17:28:59,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,277 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:28:59,277 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:28:59,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-19 17:28:59,294 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,295 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-19 17:28:59,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,304 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,329 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-19 17:28:59,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,330 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-19 17:28:59,333 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 [2021-12-19 17:28:59,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,349 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:28:59,350 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:28:59,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-19 17:28:59,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,372 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-19 17:28:59,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,382 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,397 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 [2021-12-19 17:28:59,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,401 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-19 17:28:59,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-19 17:28:59,427 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,428 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,464 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-19 17:28:59,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,489 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 [2021-12-19 17:28:59,490 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,491 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-19 17:28:59,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-19 17:28:59,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,518 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-19 17:28:59,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,526 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,542 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 [2021-12-19 17:28:59,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,543 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-19 17:28:59,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-19 17:28:59,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,578 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-19 17:28:59,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,620 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-19 17:28:59,621 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,622 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,648 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-19 17:28:59,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,654 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,692 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-19 17:28:59,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,693 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-19 17:28:59,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:28:59,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:28:59,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,743 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-19 17:28:59,743 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,744 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,745 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-19 17:28:59,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:28:59,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:28:59,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:28:59,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,770 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-19 17:28:59,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,772 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) [2021-12-19 17:28:59,773 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 [2021-12-19 17:28:59,778 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 [2021-12-19 17:28:59,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,787 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:28:59,787 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:28:59,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,805 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-19 17:28:59,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,807 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-19 17:28:59,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,817 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:28:59,818 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:28:59,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,837 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 [2021-12-19 17:28:59,837 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,838 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-19 17:28:59,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,859 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:28:59,859 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:28:59,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-19 17:28:59,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,896 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-19 17:28:59,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,907 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:28:59,907 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:28:59,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-19 17:28:59,935 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,936 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,947 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:28:59,947 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:28:59,951 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-19 17:28:59,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:28:59,977 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-19 17:28:59,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:28:59,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:28:59,978 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:28:59,979 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-19 17:28:59,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:28:59,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:28:59,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:28:59,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:28:59,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:28:59,988 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:28:59,988 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:28:59,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:00,006 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:00,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:00,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:00,008 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:00,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-19 17:29:00,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:00,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:00,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:00,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:00,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:00,018 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:00,018 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:00,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:00,046 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 [2021-12-19 17:29:00,047 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:00,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:00,048 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:00,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-19 17:29:00,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:00,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:00,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:00,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:00,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:00,058 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:00,058 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:00,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:00,080 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:00,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:00,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:00,082 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:00,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-19 17:29:00,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:00,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:00,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:00,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:00,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:00,096 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:00,096 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:00,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:00,126 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-19 17:29:00,127 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:00,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:00,128 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:00,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-19 17:29:00,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:00,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:00,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:00,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:00,136 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 17:29:00,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:00,137 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:29:00,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:00,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:00,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:00,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:00,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:00,156 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:00,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-19 17:29:00,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:00,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:00,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:00,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:00,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:00,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:00,164 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:00,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:00,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:00,191 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 [2021-12-19 17:29:00,192 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:00,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:00,193 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:00,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-19 17:29:00,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:00,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:00,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:00,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:00,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:00,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:00,201 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:00,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:00,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:00,228 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-19 17:29:00,228 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:00,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:00,229 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:00,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-19 17:29:00,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:00,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:00,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:00,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:00,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:00,241 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:00,241 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:00,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:00,275 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:00,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:00,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:00,276 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:00,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-19 17:29:00,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:00,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:00,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:00,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:00,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:00,289 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:00,289 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:00,305 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:29:00,321 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-12-19 17:29:00,321 INFO L444 ModelExtractionUtils]: 22 out of 31 variables were initially zero. Simplification set additionally 6 variables to zero. [2021-12-19 17:29:00,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:00,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:00,372 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:00,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-19 17:29:00,375 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:29:00,404 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 17:29:00,405 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:29:00,405 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_strspn_~s#1.base)_1, ULTIMATE.start_strspn_~s#1.offset) = 1*v_rep(select #length ULTIMATE.start_strspn_~s#1.base)_1 - 1*ULTIMATE.start_strspn_~s#1.offset Supporting invariants [] [2021-12-19 17:29:00,432 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:00,457 INFO L297 tatePredicateManager]: 12 out of 12 supporting invariants were superfluous and have been removed [2021-12-19 17:29:00,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:00,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 17:29:00,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:00,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-19 17:29:00,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:00,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:00,572 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 [2021-12-19 17:29:00,573 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 31 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 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) [2021-12-19 17:29:00,602 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 31 transitions. cyclomatic complexity: 7. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 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) Result 46 states and 57 transitions. Complement of second has 4 states. [2021-12-19 17:29:00,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-19 17:29:00,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 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) [2021-12-19 17:29:00,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 31 transitions. [2021-12-19 17:29:00,604 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 31 transitions. Stem has 6 letters. Loop has 8 letters. [2021-12-19 17:29:00,605 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:00,605 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 31 transitions. Stem has 14 letters. Loop has 8 letters. [2021-12-19 17:29:00,605 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:00,605 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 31 transitions. Stem has 6 letters. Loop has 16 letters. [2021-12-19 17:29:00,606 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:00,606 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 57 transitions. [2021-12-19 17:29:00,607 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-19 17:29:00,607 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 34 states and 42 transitions. [2021-12-19 17:29:00,607 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2021-12-19 17:29:00,607 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2021-12-19 17:29:00,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 42 transitions. [2021-12-19 17:29:00,608 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:29:00,608 INFO L681 BuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2021-12-19 17:29:00,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 42 transitions. [2021-12-19 17:29:00,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2021-12-19 17:29:00,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2352941176470589) internal successors, (42), 33 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) [2021-12-19 17:29:00,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 42 transitions. [2021-12-19 17:29:00,610 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2021-12-19 17:29:00,610 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2021-12-19 17:29:00,610 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-19 17:29:00,610 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 42 transitions. [2021-12-19 17:29:00,610 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-19 17:29:00,610 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:29:00,610 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:29:00,611 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:29:00,611 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 17:29:00,611 INFO L791 eck$LassoCheckResult]: Stem: 348#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 331#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 329#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 330#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 350#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 349#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 332#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 334#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 325#L511-6 [2021-12-19 17:29:00,611 INFO L793 eck$LassoCheckResult]: Loop: 325#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 326#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 353#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 344#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 325#L511-6 [2021-12-19 17:29:00,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:00,612 INFO L85 PathProgramCache]: Analyzing trace with hash 179564655, now seen corresponding path program 1 times [2021-12-19 17:29:00,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:00,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947012761] [2021-12-19 17:29:00,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:00,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:00,624 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:00,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:00,633 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:00,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:00,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1911846, now seen corresponding path program 1 times [2021-12-19 17:29:00,634 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:00,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751227593] [2021-12-19 17:29:00,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:00,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:00,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:00,637 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:00,640 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:00,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:00,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1251527276, now seen corresponding path program 1 times [2021-12-19 17:29:00,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:00,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938073932] [2021-12-19 17:29:00,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:00,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:00,654 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:00,665 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:00,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:01,763 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:29:01,763 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:29:01,763 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:29:01,763 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:29:01,763 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:29:01,763 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:01,763 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:29:01,764 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:29:01,764 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration4_Lasso [2021-12-19 17:29:01,764 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:29:01,764 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:29:01,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:01,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:01,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:01,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:01,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:01,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,142 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,143 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,166 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:02,588 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:29:02,588 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:29:02,588 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:02,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:02,589 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:02,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-19 17:29:02,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:02,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:02,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:02,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:02,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:02,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:02,597 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:02,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:02,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:02,613 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-19 17:29:02,614 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:02,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:02,615 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:02,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-19 17:29:02,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:02,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:02,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:02,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:02,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:02,623 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:02,623 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:02,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:02,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:02,643 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:02,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:02,644 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:02,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-19 17:29:02,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:02,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:02,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:02,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:02,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:02,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:02,653 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:02,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:02,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:02,669 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-19 17:29:02,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:02,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:02,670 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:02,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-19 17:29:02,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:02,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:02,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:02,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:02,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:02,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:02,680 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:02,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:02,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:02,697 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 [2021-12-19 17:29:02,697 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:02,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:02,698 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:02,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-19 17:29:02,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:02,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:02,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:02,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:02,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:02,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:02,706 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:02,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:02,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:02,723 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-19 17:29:02,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:02,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:02,725 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:02,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-19 17:29:02,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:02,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:02,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:02,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:02,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:02,734 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:02,734 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:02,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:02,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-19 17:29:02,752 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:02,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:02,753 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:02,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-19 17:29:02,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:02,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:02,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:02,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:02,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:02,764 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:02,764 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:02,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:02,791 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:02,791 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:02,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:02,792 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:02,794 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-19 17:29:02,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:02,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:02,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:02,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:02,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:02,805 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:02,805 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:02,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:02,841 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:02,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:02,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:02,843 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:02,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-19 17:29:02,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:02,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:02,852 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-12-19 17:29:02,852 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-12-19 17:29:02,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:02,873 INFO L401 nArgumentSynthesizer]: We have 56 Motzkin's Theorem applications. [2021-12-19 17:29:02,873 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-19 17:29:02,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:02,927 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 [2021-12-19 17:29:02,927 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:02,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:02,928 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:02,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-19 17:29:02,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:02,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:02,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:02,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:02,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:02,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:02,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:02,959 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:29:03,007 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2021-12-19 17:29:03,007 INFO L444 ModelExtractionUtils]: 20 out of 52 variables were initially zero. Simplification set additionally 29 variables to zero. [2021-12-19 17:29:03,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:03,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:03,009 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:03,009 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-19 17:29:03,011 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:29:03,016 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 17:29:03,016 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:29:03,017 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc27#1.base)_2, ULTIMATE.start_strspn_~a~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc27#1.base)_2 - 1*ULTIMATE.start_strspn_~a~0#1.offset Supporting invariants [] [2021-12-19 17:29:03,033 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:03,078 INFO L297 tatePredicateManager]: 19 out of 20 supporting invariants were superfluous and have been removed [2021-12-19 17:29:03,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:03,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:03,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 14 conjunts are in the unsatisfiable core [2021-12-19 17:29:03,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:03,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-19 17:29:03,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:03,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:03,183 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 [2021-12-19 17:29:03,184 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states and 42 transitions. cyclomatic complexity: 11 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:29:03,242 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states and 42 transitions. cyclomatic complexity: 11. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 100 states and 123 transitions. Complement of second has 7 states. [2021-12-19 17:29:03,242 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 [2021-12-19 17:29:03,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:29:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 45 transitions. [2021-12-19 17:29:03,243 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 45 transitions. Stem has 8 letters. Loop has 4 letters. [2021-12-19 17:29:03,243 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:03,243 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 45 transitions. Stem has 12 letters. Loop has 4 letters. [2021-12-19 17:29:03,243 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:03,244 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 45 transitions. Stem has 8 letters. Loop has 8 letters. [2021-12-19 17:29:03,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:03,244 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 100 states and 123 transitions. [2021-12-19 17:29:03,245 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 28 [2021-12-19 17:29:03,245 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 100 states to 79 states and 99 transitions. [2021-12-19 17:29:03,245 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 53 [2021-12-19 17:29:03,246 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 54 [2021-12-19 17:29:03,246 INFO L73 IsDeterministic]: Start isDeterministic. Operand 79 states and 99 transitions. [2021-12-19 17:29:03,246 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:29:03,246 INFO L681 BuchiCegarLoop]: Abstraction has 79 states and 99 transitions. [2021-12-19 17:29:03,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states and 99 transitions. [2021-12-19 17:29:03,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 49. [2021-12-19 17:29:03,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 49 states have (on average 1.3265306122448979) internal successors, (65), 48 states have internal predecessors, (65), 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) [2021-12-19 17:29:03,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 65 transitions. [2021-12-19 17:29:03,248 INFO L704 BuchiCegarLoop]: Abstraction has 49 states and 65 transitions. [2021-12-19 17:29:03,248 INFO L587 BuchiCegarLoop]: Abstraction has 49 states and 65 transitions. [2021-12-19 17:29:03,248 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-19 17:29:03,248 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 49 states and 65 transitions. [2021-12-19 17:29:03,249 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-19 17:29:03,249 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:29:03,249 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:29:03,249 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:29:03,249 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-19 17:29:03,250 INFO L791 eck$LassoCheckResult]: Stem: 636#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 615#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 613#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 614#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 638#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 637#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 616#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 618#L510-1 assume !(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1; 628#L510-5 strspn_#res#1 := strspn_~l~0#1; 634#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 635#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 606#L523-4 [2021-12-19 17:29:03,250 INFO L793 eck$LassoCheckResult]: Loop: 606#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 607#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 625#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 622#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 623#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 624#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 606#L523-4 [2021-12-19 17:29:03,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:03,250 INFO L85 PathProgramCache]: Analyzing trace with hash -2118613646, now seen corresponding path program 1 times [2021-12-19 17:29:03,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:03,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034435274] [2021-12-19 17:29:03,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:03,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:03,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:03,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:03,364 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:29:03,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034435274] [2021-12-19 17:29:03,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034435274] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:29:03,364 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:29:03,365 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-19 17:29:03,365 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903348182] [2021-12-19 17:29:03,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:29:03,365 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:29:03,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:03,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1361307093, now seen corresponding path program 1 times [2021-12-19 17:29:03,366 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:03,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356347913] [2021-12-19 17:29:03,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:03,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:03,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:03,369 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:03,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:03,371 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:03,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:29:03,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-19 17:29:03,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-12-19 17:29:03,422 INFO L87 Difference]: Start difference. First operand 49 states and 65 transitions. cyclomatic complexity: 21 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:29:03,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:29:03,523 INFO L93 Difference]: Finished difference Result 58 states and 73 transitions. [2021-12-19 17:29:03,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-19 17:29:03,524 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 73 transitions. [2021-12-19 17:29:03,525 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-19 17:29:03,526 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 55 states and 70 transitions. [2021-12-19 17:29:03,526 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2021-12-19 17:29:03,526 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2021-12-19 17:29:03,526 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 70 transitions. [2021-12-19 17:29:03,526 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:29:03,526 INFO L681 BuchiCegarLoop]: Abstraction has 55 states and 70 transitions. [2021-12-19 17:29:03,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 70 transitions. [2021-12-19 17:29:03,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 49. [2021-12-19 17:29:03,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 49 states have (on average 1.3061224489795917) internal successors, (64), 48 states have internal predecessors, (64), 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) [2021-12-19 17:29:03,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 64 transitions. [2021-12-19 17:29:03,528 INFO L704 BuchiCegarLoop]: Abstraction has 49 states and 64 transitions. [2021-12-19 17:29:03,528 INFO L587 BuchiCegarLoop]: Abstraction has 49 states and 64 transitions. [2021-12-19 17:29:03,528 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-19 17:29:03,529 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 49 states and 64 transitions. [2021-12-19 17:29:03,529 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-19 17:29:03,529 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:29:03,529 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:29:03,529 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:29:03,529 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 17:29:03,530 INFO L791 eck$LassoCheckResult]: Stem: 767#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 746#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 744#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 745#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 769#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 768#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 747#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 748#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 764#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 783#L511-1 assume !strspn_#t~short7#1; 773#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 771#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 760#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 757#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 750#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 752#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 762#L511-6 [2021-12-19 17:29:03,530 INFO L793 eck$LassoCheckResult]: Loop: 762#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 774#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 775#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 761#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 762#L511-6 [2021-12-19 17:29:03,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:03,530 INFO L85 PathProgramCache]: Analyzing trace with hash 60739587, now seen corresponding path program 1 times [2021-12-19 17:29:03,530 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:03,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682575439] [2021-12-19 17:29:03,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:03,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:03,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:03,555 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:29:03,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682575439] [2021-12-19 17:29:03,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682575439] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:29:03,577 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:29:03,577 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 17:29:03,578 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759623261] [2021-12-19 17:29:03,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:29:03,578 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:29:03,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:03,579 INFO L85 PathProgramCache]: Analyzing trace with hash 1911846, now seen corresponding path program 2 times [2021-12-19 17:29:03,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:03,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68643794] [2021-12-19 17:29:03,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:03,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:03,582 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:03,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:03,585 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:03,595 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:03,660 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:29:03,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 17:29:03,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-19 17:29:03,661 INFO L87 Difference]: Start difference. First operand 49 states and 64 transitions. cyclomatic complexity: 20 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 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) [2021-12-19 17:29:03,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:29:03,696 INFO L93 Difference]: Finished difference Result 74 states and 91 transitions. [2021-12-19 17:29:03,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 17:29:03,696 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 74 states and 91 transitions. [2021-12-19 17:29:03,697 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 22 [2021-12-19 17:29:03,697 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 74 states to 71 states and 87 transitions. [2021-12-19 17:29:03,697 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2021-12-19 17:29:03,698 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2021-12-19 17:29:03,698 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 87 transitions. [2021-12-19 17:29:03,698 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:29:03,698 INFO L681 BuchiCegarLoop]: Abstraction has 71 states and 87 transitions. [2021-12-19 17:29:03,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 87 transitions. [2021-12-19 17:29:03,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 50. [2021-12-19 17:29:03,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 50 states have (on average 1.28) internal successors, (64), 49 states have internal predecessors, (64), 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) [2021-12-19 17:29:03,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 64 transitions. [2021-12-19 17:29:03,700 INFO L704 BuchiCegarLoop]: Abstraction has 50 states and 64 transitions. [2021-12-19 17:29:03,700 INFO L587 BuchiCegarLoop]: Abstraction has 50 states and 64 transitions. [2021-12-19 17:29:03,701 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-19 17:29:03,701 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 50 states and 64 transitions. [2021-12-19 17:29:03,701 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-19 17:29:03,701 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:29:03,701 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:29:03,701 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:29:03,702 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 17:29:03,702 INFO L791 eck$LassoCheckResult]: Stem: 898#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 878#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 876#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 877#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 900#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 899#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 879#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 880#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 895#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 916#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 908#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 902#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 892#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 889#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 882#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 883#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 872#L511-6 [2021-12-19 17:29:03,702 INFO L793 eck$LassoCheckResult]: Loop: 872#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 873#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 906#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 893#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 872#L511-6 [2021-12-19 17:29:03,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:03,702 INFO L85 PathProgramCache]: Analyzing trace with hash -1714267775, now seen corresponding path program 2 times [2021-12-19 17:29:03,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:03,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745889954] [2021-12-19 17:29:03,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:03,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:03,722 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:03,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:03,732 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:03,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:03,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1911846, now seen corresponding path program 3 times [2021-12-19 17:29:03,732 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:03,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929422646] [2021-12-19 17:29:03,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:03,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:03,736 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:03,738 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:03,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:03,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1311163814, now seen corresponding path program 1 times [2021-12-19 17:29:03,738 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:03,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622457473] [2021-12-19 17:29:03,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:03,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:03,748 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:03,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:03,758 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:05,192 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:29:05,192 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:29:05,192 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:29:05,192 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:29:05,202 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:29:05,202 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:05,202 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:29:05,202 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:29:05,202 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration7_Lasso [2021-12-19 17:29:05,202 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:29:05,202 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:29:05,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:05,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:06,200 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:29:06,200 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:29:06,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,201 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,202 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-19 17:29:06,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:06,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,209 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:06,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:06,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,239 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 [2021-12-19 17:29:06,239 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,240 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-19 17:29:06,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:06,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,248 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:06,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:06,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,263 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 [2021-12-19 17:29:06,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,264 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-19 17:29:06,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,272 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:06,272 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:06,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,289 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:06,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,290 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,292 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-19 17:29:06,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:06,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,298 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:06,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:06,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,314 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:06,315 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,316 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,317 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-19 17:29:06,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:06,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:06,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:06,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,339 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 [2021-12-19 17:29:06,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,341 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-19 17:29:06,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:06,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,353 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:06,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:06,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,368 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:06,369 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,370 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-19 17:29:06,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:06,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,377 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:06,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:06,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,408 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 [2021-12-19 17:29:06,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,409 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-19 17:29:06,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,419 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:06,419 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:06,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,437 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-19 17:29:06,438 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,439 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,443 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-19 17:29:06,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,450 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:06,450 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:06,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,467 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 [2021-12-19 17:29:06,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,469 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-19 17:29:06,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,483 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:06,483 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:06,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:06,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,513 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-19 17:29:06,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,521 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2021-12-19 17:29:06,521 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-12-19 17:29:06,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,560 INFO L401 nArgumentSynthesizer]: We have 72 Motzkin's Theorem applications. [2021-12-19 17:29:06,561 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-19 17:29:06,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,630 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:06,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,631 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,632 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-19 17:29:06,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,640 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:06,640 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:06,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,657 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-19 17:29:06,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,658 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-19 17:29:06,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,666 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:06,666 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:06,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,682 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 [2021-12-19 17:29:06,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,684 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-19 17:29:06,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,692 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:06,692 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:06,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,709 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 [2021-12-19 17:29:06,709 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,710 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-19 17:29:06,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,719 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:06,719 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:06,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,752 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 [2021-12-19 17:29:06,752 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,753 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-19 17:29:06,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,762 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:06,762 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:06,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,780 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:06,780 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,781 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-19 17:29:06,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:06,790 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:06,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:06,806 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-19 17:29:06,807 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,807 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-19 17:29:06,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:06,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:06,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:06,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:06,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:06,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:06,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:06,845 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:29:06,878 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2021-12-19 17:29:06,878 INFO L444 ModelExtractionUtils]: 29 out of 52 variables were initially zero. Simplification set additionally 20 variables to zero. [2021-12-19 17:29:06,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:06,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:06,879 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:06,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-19 17:29:06,900 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:29:06,906 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 17:29:06,906 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:29:06,906 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc27#1.base)_3, ULTIMATE.start_strspn_~a~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc27#1.base)_3 - 1*ULTIMATE.start_strspn_~a~0#1.offset Supporting invariants [] [2021-12-19 17:29:06,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:07,000 INFO L297 tatePredicateManager]: 31 out of 32 supporting invariants were superfluous and have been removed [2021-12-19 17:29:07,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:07,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 14 conjunts are in the unsatisfiable core [2021-12-19 17:29:07,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:07,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:07,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-19 17:29:07,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:07,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:07,131 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 [2021-12-19 17:29:07,131 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 50 states and 64 transitions. cyclomatic complexity: 19 Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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) [2021-12-19 17:29:07,181 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 50 states and 64 transitions. cyclomatic complexity: 19. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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 98 states and 123 transitions. Complement of second has 7 states. [2021-12-19 17:29:07,182 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 [2021-12-19 17:29:07,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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) [2021-12-19 17:29:07,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 32 transitions. [2021-12-19 17:29:07,182 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 16 letters. Loop has 4 letters. [2021-12-19 17:29:07,182 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:07,182 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-19 17:29:07,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:07,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:07,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 14 conjunts are in the unsatisfiable core [2021-12-19 17:29:07,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:07,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:07,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-19 17:29:07,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:07,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:07,312 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 2 loop predicates [2021-12-19 17:29:07,312 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 50 states and 64 transitions. cyclomatic complexity: 19 Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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) [2021-12-19 17:29:07,353 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 50 states and 64 transitions. cyclomatic complexity: 19. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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 98 states and 123 transitions. Complement of second has 7 states. [2021-12-19 17:29:07,353 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 [2021-12-19 17:29:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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) [2021-12-19 17:29:07,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 32 transitions. [2021-12-19 17:29:07,354 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 16 letters. Loop has 4 letters. [2021-12-19 17:29:07,354 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:07,354 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-19 17:29:07,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:07,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:07,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 14 conjunts are in the unsatisfiable core [2021-12-19 17:29:07,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:07,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-19 17:29:07,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:07,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:07,485 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2021-12-19 17:29:07,485 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 50 states and 64 transitions. cyclomatic complexity: 19 Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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) [2021-12-19 17:29:07,533 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:07,581 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 50 states and 64 transitions. cyclomatic complexity: 19. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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 87 states and 114 transitions. Complement of second has 6 states. [2021-12-19 17:29:07,582 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 [2021-12-19 17:29:07,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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) [2021-12-19 17:29:07,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 56 transitions. [2021-12-19 17:29:07,583 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 56 transitions. Stem has 16 letters. Loop has 4 letters. [2021-12-19 17:29:07,585 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:07,585 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 56 transitions. Stem has 20 letters. Loop has 4 letters. [2021-12-19 17:29:07,585 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:07,585 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 56 transitions. Stem has 16 letters. Loop has 8 letters. [2021-12-19 17:29:07,586 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:07,587 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 87 states and 114 transitions. [2021-12-19 17:29:07,589 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-12-19 17:29:07,591 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 87 states to 55 states and 71 transitions. [2021-12-19 17:29:07,591 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2021-12-19 17:29:07,591 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2021-12-19 17:29:07,591 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 71 transitions. [2021-12-19 17:29:07,591 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:29:07,591 INFO L681 BuchiCegarLoop]: Abstraction has 55 states and 71 transitions. [2021-12-19 17:29:07,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 71 transitions. [2021-12-19 17:29:07,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 40. [2021-12-19 17:29:07,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.25) internal successors, (50), 39 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:29:07,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 50 transitions. [2021-12-19 17:29:07,594 INFO L704 BuchiCegarLoop]: Abstraction has 40 states and 50 transitions. [2021-12-19 17:29:07,594 INFO L587 BuchiCegarLoop]: Abstraction has 40 states and 50 transitions. [2021-12-19 17:29:07,594 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-19 17:29:07,594 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 50 transitions. [2021-12-19 17:29:07,594 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-12-19 17:29:07,605 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:29:07,605 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:29:07,606 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:29:07,606 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-19 17:29:07,606 INFO L791 eck$LassoCheckResult]: Stem: 1600#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1583#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 1581#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 1582#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 1602#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 1601#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 1584#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 1586#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 1575#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 1577#L511-1 assume !strspn_#t~short7#1; 1605#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 1603#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 1594#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 1595#L510-5 strspn_#res#1 := strspn_~l~0#1; 1598#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 1599#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 1573#L523-4 [2021-12-19 17:29:07,606 INFO L793 eck$LassoCheckResult]: Loop: 1573#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 1574#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 1592#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 1589#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 1590#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 1591#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 1573#L523-4 [2021-12-19 17:29:07,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:07,607 INFO L85 PathProgramCache]: Analyzing trace with hash 60685095, now seen corresponding path program 1 times [2021-12-19 17:29:07,607 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:07,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649899698] [2021-12-19 17:29:07,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:07,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:07,638 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:07,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:07,661 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:07,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:07,662 INFO L85 PathProgramCache]: Analyzing trace with hash -1361307093, now seen corresponding path program 2 times [2021-12-19 17:29:07,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:07,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231458643] [2021-12-19 17:29:07,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:07,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:07,669 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:07,674 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:07,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:07,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1593745617, now seen corresponding path program 1 times [2021-12-19 17:29:07,677 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:07,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073224508] [2021-12-19 17:29:07,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:07,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:07,696 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:07,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:07,722 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:09,439 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:29:09,440 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:29:09,440 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:29:09,440 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:29:09,440 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:29:09,440 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:09,440 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:29:09,440 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:29:09,440 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration8_Lasso [2021-12-19 17:29:09,440 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:29:09,440 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:29:09,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:09,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:09,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,054 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,100 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:10,737 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:29:10,737 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:29:10,738 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:10,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:10,739 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:10,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-19 17:29:10,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:10,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:10,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:10,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:10,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:10,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:10,748 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:10,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:10,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:10,764 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-19 17:29:10,765 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:10,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:10,766 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:10,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-19 17:29:10,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:10,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:10,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:10,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:10,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:10,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:10,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:10,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:10,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:10,789 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:10,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:10,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:10,791 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:10,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-19 17:29:10,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:10,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:10,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:10,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:10,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:10,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:10,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:10,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:10,816 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 [2021-12-19 17:29:10,817 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:10,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:10,818 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:10,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-19 17:29:10,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:10,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:10,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:10,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:10,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:10,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:10,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:10,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:10,857 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 [2021-12-19 17:29:10,858 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:10,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:10,859 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) [2021-12-19 17:29:10,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:10,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:10,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:10,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:10,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:10,878 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:10,878 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:10,878 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 [2021-12-19 17:29:10,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:10,909 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:10,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:10,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:10,911 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) [2021-12-19 17:29:10,912 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 [2021-12-19 17:29:10,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:10,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:10,919 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-12-19 17:29:10,919 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 17:29:10,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:10,935 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-12-19 17:29:10,935 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-19 17:29:10,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:10,962 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 [2021-12-19 17:29:10,962 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:10,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:10,963 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) [2021-12-19 17:29:10,964 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 [2021-12-19 17:29:10,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:10,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:10,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:10,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:10,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:10,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:10,971 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:10,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:10,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:11,002 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 [2021-12-19 17:29:11,002 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:11,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:11,003 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) [2021-12-19 17:29:11,003 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 [2021-12-19 17:29:11,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:11,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:11,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:11,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:11,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:11,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:11,011 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:11,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:11,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:11,027 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:11,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:11,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:11,028 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) [2021-12-19 17:29:11,028 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 [2021-12-19 17:29:11,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:11,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:11,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:11,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:11,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:11,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:11,036 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:11,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:11,053 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:11,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:11,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:11,054 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) [2021-12-19 17:29:11,056 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 [2021-12-19 17:29:11,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:11,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:11,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:11,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:11,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:11,064 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:11,064 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:11,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:11,081 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:11,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:11,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:11,082 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) [2021-12-19 17:29:11,082 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 [2021-12-19 17:29:11,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:11,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:11,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:11,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:11,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:11,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:11,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:11,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:11,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:11,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:11,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:11,109 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) [2021-12-19 17:29:11,109 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 [2021-12-19 17:29:11,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:11,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:11,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:11,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:11,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:11,147 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:11,147 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:11,177 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:29:11,228 INFO L443 ModelExtractionUtils]: Simplification made 21 calls to the SMT solver. [2021-12-19 17:29:11,228 INFO L444 ModelExtractionUtils]: 52 out of 82 variables were initially zero. Simplification set additionally 27 variables to zero. [2021-12-19 17:29:11,228 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:11,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:11,229 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) [2021-12-19 17:29:11,231 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 [2021-12-19 17:29:11,231 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:29:11,237 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 17:29:11,237 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:29:11,237 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc25#1.base)_4, ULTIMATE.start_strcspn_~s#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc25#1.base)_4 - 1*ULTIMATE.start_strcspn_~s#1.offset Supporting invariants [] [2021-12-19 17:29:11,252 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:11,341 INFO L297 tatePredicateManager]: 36 out of 38 supporting invariants were superfluous and have been removed [2021-12-19 17:29:11,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:11,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:11,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 18 conjunts are in the unsatisfiable core [2021-12-19 17:29:11,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:11,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:11,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-19 17:29:11,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:11,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:11,580 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2021-12-19 17:29:11,580 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 50 transitions. cyclomatic complexity: 13 Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:29:11,650 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 50 transitions. cyclomatic complexity: 13. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 48 states and 60 transitions. Complement of second has 7 states. [2021-12-19 17:29:11,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 4 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-19 17:29:11,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:29:11,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 31 transitions. [2021-12-19 17:29:11,651 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 31 transitions. Stem has 16 letters. Loop has 6 letters. [2021-12-19 17:29:11,652 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:11,652 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 31 transitions. Stem has 22 letters. Loop has 6 letters. [2021-12-19 17:29:11,652 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:11,652 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 31 transitions. Stem has 16 letters. Loop has 12 letters. [2021-12-19 17:29:11,653 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:11,653 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 60 transitions. [2021-12-19 17:29:11,654 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-19 17:29:11,655 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 46 states and 58 transitions. [2021-12-19 17:29:11,655 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2021-12-19 17:29:11,656 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-12-19 17:29:11,656 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 58 transitions. [2021-12-19 17:29:11,656 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:29:11,656 INFO L681 BuchiCegarLoop]: Abstraction has 46 states and 58 transitions. [2021-12-19 17:29:11,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 58 transitions. [2021-12-19 17:29:11,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2021-12-19 17:29:11,663 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) [2021-12-19 17:29:11,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 58 transitions. [2021-12-19 17:29:11,663 INFO L704 BuchiCegarLoop]: Abstraction has 46 states and 58 transitions. [2021-12-19 17:29:11,663 INFO L587 BuchiCegarLoop]: Abstraction has 46 states and 58 transitions. [2021-12-19 17:29:11,663 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-19 17:29:11,663 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 58 transitions. [2021-12-19 17:29:11,664 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-19 17:29:11,664 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:29:11,664 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:29:11,664 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:29:11,664 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 17:29:11,664 INFO L791 eck$LassoCheckResult]: Stem: 1948#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1929#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 1927#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 1928#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 1950#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 1949#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 1930#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 1932#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 1921#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 1923#L511-1 assume !strspn_#t~short7#1; 1953#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 1951#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 1942#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 1943#L510-5 strspn_#res#1 := strspn_~l~0#1; 1946#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 1947#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 1917#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 1919#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 1939#L524-4 [2021-12-19 17:29:11,665 INFO L793 eck$LassoCheckResult]: Loop: 1939#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 1935#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 1913#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 1914#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 1939#L524-4 [2021-12-19 17:29:11,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:11,665 INFO L85 PathProgramCache]: Analyzing trace with hash -1811163636, now seen corresponding path program 1 times [2021-12-19 17:29:11,665 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:11,665 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138927311] [2021-12-19 17:29:11,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:11,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:11,681 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:11,695 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:11,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:11,695 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 1 times [2021-12-19 17:29:11,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:11,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365472105] [2021-12-19 17:29:11,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:11,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:11,698 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:11,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:11,700 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:11,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:11,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1593747347, now seen corresponding path program 1 times [2021-12-19 17:29:11,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:11,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012719919] [2021-12-19 17:29:11,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:11,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:11,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:11,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:29:11,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012719919] [2021-12-19 17:29:11,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012719919] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:29:11,800 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:29:11,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-19 17:29:11,800 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225092251] [2021-12-19 17:29:11,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:29:11,844 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:29:11,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-19 17:29:11,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-12-19 17:29:11,845 INFO L87 Difference]: Start difference. First operand 46 states and 58 transitions. cyclomatic complexity: 16 Second operand has 10 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:29:12,024 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 [2021-12-19 17:29:12,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:29:12,040 INFO L93 Difference]: Finished difference Result 97 states and 119 transitions. [2021-12-19 17:29:12,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-19 17:29:12,044 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 97 states and 119 transitions. [2021-12-19 17:29:12,045 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2021-12-19 17:29:12,045 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 97 states to 78 states and 97 transitions. [2021-12-19 17:29:12,045 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2021-12-19 17:29:12,045 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2021-12-19 17:29:12,045 INFO L73 IsDeterministic]: Start isDeterministic. Operand 78 states and 97 transitions. [2021-12-19 17:29:12,045 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:29:12,046 INFO L681 BuchiCegarLoop]: Abstraction has 78 states and 97 transitions. [2021-12-19 17:29:12,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states and 97 transitions. [2021-12-19 17:29:12,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 46. [2021-12-19 17:29:12,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.2391304347826086) internal successors, (57), 45 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) [2021-12-19 17:29:12,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 57 transitions. [2021-12-19 17:29:12,050 INFO L704 BuchiCegarLoop]: Abstraction has 46 states and 57 transitions. [2021-12-19 17:29:12,051 INFO L587 BuchiCegarLoop]: Abstraction has 46 states and 57 transitions. [2021-12-19 17:29:12,051 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-19 17:29:12,051 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 57 transitions. [2021-12-19 17:29:12,051 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-19 17:29:12,051 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:29:12,051 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:29:12,052 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:29:12,053 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 17:29:12,053 INFO L791 eck$LassoCheckResult]: Stem: 2117#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2098#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 2096#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 2097#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 2119#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 2118#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 2099#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 2100#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 2093#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 2094#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 2127#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 2121#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 2113#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 2110#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 2102#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 2103#L510-1 assume !(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1; 2112#L510-5 strspn_#res#1 := strspn_~l~0#1; 2115#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 2116#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 2087#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 2089#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 2108#L524-4 [2021-12-19 17:29:12,053 INFO L793 eck$LassoCheckResult]: Loop: 2108#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 2104#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 2083#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 2084#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 2108#L524-4 [2021-12-19 17:29:12,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:12,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1960799173, now seen corresponding path program 1 times [2021-12-19 17:29:12,054 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:12,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185398234] [2021-12-19 17:29:12,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:12,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:12,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:12,325 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:29:12,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185398234] [2021-12-19 17:29:12,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185398234] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 17:29:12,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563889534] [2021-12-19 17:29:12,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:12,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 17:29:12,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:12,342 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 17:29:12,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Waiting until timeout for monitored process [2021-12-19 17:29:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:12,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 46 conjunts are in the unsatisfiable core [2021-12-19 17:29:12,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:12,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-19 17:29:12,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-19 17:29:12,613 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-19 17:29:12,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 10 [2021-12-19 17:29:12,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:12,629 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 17:29:13,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:13,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1563889534] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 17:29:13,061 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 17:29:13,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 9] total 20 [2021-12-19 17:29:13,062 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512103595] [2021-12-19 17:29:13,063 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 17:29:13,063 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:29:13,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:13,064 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 2 times [2021-12-19 17:29:13,064 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:13,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872095223] [2021-12-19 17:29:13,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:13,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:13,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:13,067 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:13,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:13,069 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:13,114 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:29:13,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-12-19 17:29:13,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2021-12-19 17:29:13,115 INFO L87 Difference]: Start difference. First operand 46 states and 57 transitions. cyclomatic complexity: 15 Second operand has 20 states, 20 states have (on average 2.05) internal successors, (41), 20 states have internal predecessors, (41), 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) [2021-12-19 17:29:13,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:29:13,660 INFO L93 Difference]: Finished difference Result 118 states and 146 transitions. [2021-12-19 17:29:13,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-12-19 17:29:13,660 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 118 states and 146 transitions. [2021-12-19 17:29:13,661 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-19 17:29:13,662 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 118 states to 112 states and 140 transitions. [2021-12-19 17:29:13,662 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 46 [2021-12-19 17:29:13,662 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 46 [2021-12-19 17:29:13,662 INFO L73 IsDeterministic]: Start isDeterministic. Operand 112 states and 140 transitions. [2021-12-19 17:29:13,662 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:29:13,662 INFO L681 BuchiCegarLoop]: Abstraction has 112 states and 140 transitions. [2021-12-19 17:29:13,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states and 140 transitions. [2021-12-19 17:29:13,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 68. [2021-12-19 17:29:13,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 68 states have (on average 1.25) internal successors, (85), 67 states have internal predecessors, (85), 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) [2021-12-19 17:29:13,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 85 transitions. [2021-12-19 17:29:13,665 INFO L704 BuchiCegarLoop]: Abstraction has 68 states and 85 transitions. [2021-12-19 17:29:13,665 INFO L587 BuchiCegarLoop]: Abstraction has 68 states and 85 transitions. [2021-12-19 17:29:13,665 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-19 17:29:13,665 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states and 85 transitions. [2021-12-19 17:29:13,665 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-19 17:29:13,665 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:29:13,665 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:29:13,665 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:29:13,665 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 17:29:13,666 INFO L791 eck$LassoCheckResult]: Stem: 2456#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2436#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 2434#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 2435#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 2458#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 2457#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 2437#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 2439#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 2429#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 2430#L511-1 assume !strspn_#t~short7#1; 2468#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 2467#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 2466#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 2464#L511-1 assume !strspn_#t~short7#1; 2462#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 2459#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 2450#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 2451#L510-5 strspn_#res#1 := strspn_~l~0#1; 2454#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 2455#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 2425#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 2427#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 2446#L524-4 [2021-12-19 17:29:13,666 INFO L793 eck$LassoCheckResult]: Loop: 2446#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 2442#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 2421#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 2422#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 2446#L524-4 [2021-12-19 17:29:13,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:13,666 INFO L85 PathProgramCache]: Analyzing trace with hash -1052721677, now seen corresponding path program 1 times [2021-12-19 17:29:13,666 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:13,666 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960790964] [2021-12-19 17:29:13,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:13,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:13,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:13,698 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:13,699 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:29:13,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960790964] [2021-12-19 17:29:13,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960790964] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:29:13,699 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:29:13,699 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 17:29:13,699 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578951137] [2021-12-19 17:29:13,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:29:13,699 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:29:13,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:13,699 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 3 times [2021-12-19 17:29:13,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:13,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76766618] [2021-12-19 17:29:13,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:13,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:13,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:13,702 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:13,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:13,703 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:13,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:29:13,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 17:29:13,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 17:29:13,755 INFO L87 Difference]: Start difference. First operand 68 states and 85 transitions. cyclomatic complexity: 23 Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:29:13,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:29:13,761 INFO L93 Difference]: Finished difference Result 73 states and 86 transitions. [2021-12-19 17:29:13,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 17:29:13,761 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 73 states and 86 transitions. [2021-12-19 17:29:13,762 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-19 17:29:13,762 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 73 states to 69 states and 82 transitions. [2021-12-19 17:29:13,762 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2021-12-19 17:29:13,762 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2021-12-19 17:29:13,762 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 82 transitions. [2021-12-19 17:29:13,762 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:29:13,763 INFO L681 BuchiCegarLoop]: Abstraction has 69 states and 82 transitions. [2021-12-19 17:29:13,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 82 transitions. [2021-12-19 17:29:13,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 68. [2021-12-19 17:29:13,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 68 states have (on average 1.1911764705882353) internal successors, (81), 67 states have internal predecessors, (81), 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) [2021-12-19 17:29:13,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 81 transitions. [2021-12-19 17:29:13,768 INFO L704 BuchiCegarLoop]: Abstraction has 68 states and 81 transitions. [2021-12-19 17:29:13,768 INFO L587 BuchiCegarLoop]: Abstraction has 68 states and 81 transitions. [2021-12-19 17:29:13,769 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-12-19 17:29:13,769 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states and 81 transitions. [2021-12-19 17:29:13,769 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-19 17:29:13,769 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:29:13,769 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:29:13,769 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:29:13,769 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 17:29:13,770 INFO L791 eck$LassoCheckResult]: Stem: 2602#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2583#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 2581#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 2582#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 2604#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 2603#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 2584#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 2586#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 2576#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 2577#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 2613#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 2612#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 2611#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 2609#L511-1 assume !strspn_#t~short7#1; 2607#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 2605#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 2596#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 2597#L510-5 strspn_#res#1 := strspn_~l~0#1; 2600#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 2601#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 2572#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 2574#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 2593#L524-4 [2021-12-19 17:29:13,770 INFO L793 eck$LassoCheckResult]: Loop: 2593#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 2589#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 2568#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 2569#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 2593#L524-4 [2021-12-19 17:29:13,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:13,770 INFO L85 PathProgramCache]: Analyzing trace with hash -465915663, now seen corresponding path program 1 times [2021-12-19 17:29:13,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:13,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776391907] [2021-12-19 17:29:13,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:13,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:13,781 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:13,798 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:13,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:13,799 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 4 times [2021-12-19 17:29:13,799 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:13,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338724843] [2021-12-19 17:29:13,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:13,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:13,802 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:13,804 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:13,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:13,804 INFO L85 PathProgramCache]: Analyzing trace with hash -187987976, now seen corresponding path program 1 times [2021-12-19 17:29:13,804 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:13,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805192342] [2021-12-19 17:29:13,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:13,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:13,816 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:13,830 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:15,619 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:29:15,619 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:29:15,619 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:29:15,619 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:29:15,620 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:29:15,620 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:15,620 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:29:15,620 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:29:15,620 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration12_Lasso [2021-12-19 17:29:15,622 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:29:15,622 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:29:15,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:15,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,393 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:16,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:17,306 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:29:17,306 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:29:17,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,307 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) [2021-12-19 17:29:17,322 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 [2021-12-19 17:29:17,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,329 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,358 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:17,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,364 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) [2021-12-19 17:29:17,365 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 [2021-12-19 17:29:17,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,373 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,397 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 [2021-12-19 17:29:17,398 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,408 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) [2021-12-19 17:29:17,409 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 [2021-12-19 17:29:17,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,417 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,447 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:17,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,449 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-19 17:29:17,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,457 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,515 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:17,516 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,517 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-19 17:29:17,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,526 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:17,556 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,556 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-19 17:29:17,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,566 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,585 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:17,585 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,586 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-19 17:29:17,588 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 [2021-12-19 17:29:17,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,622 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:17,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,624 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-19 17:29:17,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,632 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,660 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:17,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,661 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-12-19 17:29:17,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,694 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:17,695 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,696 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-12-19 17:29:17,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:17,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,736 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-12-19 17:29:17,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,745 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:17,775 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,776 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-12-19 17:29:17,778 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 [2021-12-19 17:29:17,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,785 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,802 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:17,802 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,803 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-12-19 17:29:17,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,811 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,838 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:17,838 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,839 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-12-19 17:29:17,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,863 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2021-12-19 17:29:17,864 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,865 INFO L229 MonitoredProcess]: Starting monitored process 95 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,866 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-12-19 17:29:17,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,873 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,889 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-12-19 17:29:17,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,890 INFO L229 MonitoredProcess]: Starting monitored process 96 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-12-19 17:29:17,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:17,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:17,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:17,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,914 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-12-19 17:29:17,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,916 INFO L229 MonitoredProcess]: Starting monitored process 97 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-12-19 17:29:17,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,925 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:17,925 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:17,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,941 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-12-19 17:29:17,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,943 INFO L229 MonitoredProcess]: Starting monitored process 98 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-12-19 17:29:17,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:17,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:17,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:17,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:17,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:17,960 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:17,961 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:17,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:17,992 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-12-19 17:29:17,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:17,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:17,994 INFO L229 MonitoredProcess]: Starting monitored process 99 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:17,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-12-19 17:29:17,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:18,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:18,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:18,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:18,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:18,003 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:18,003 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:18,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:18,033 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:18,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:18,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:18,034 INFO L229 MonitoredProcess]: Starting monitored process 100 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:18,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-12-19 17:29:18,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:18,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:18,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:18,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:18,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:18,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:18,043 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:18,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:18,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:18,059 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-12-19 17:29:18,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:18,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:18,060 INFO L229 MonitoredProcess]: Starting monitored process 101 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:18,061 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-12-19 17:29:18,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:18,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:18,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:18,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:18,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:18,069 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:18,069 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:18,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:18,087 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2021-12-19 17:29:18,087 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:18,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:18,088 INFO L229 MonitoredProcess]: Starting monitored process 102 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:18,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-12-19 17:29:18,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:18,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:18,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:18,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:18,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:18,098 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:18,098 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:18,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:18,140 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-12-19 17:29:18,141 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:18,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:18,141 INFO L229 MonitoredProcess]: Starting monitored process 103 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:18,142 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-12-19 17:29:18,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:18,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:18,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:18,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:18,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:18,151 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:18,151 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:18,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:18,211 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:18,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:18,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:18,220 INFO L229 MonitoredProcess]: Starting monitored process 104 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:18,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-12-19 17:29:18,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:18,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:18,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:18,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:18,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:18,230 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:18,230 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:18,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:18,263 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:18,264 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:18,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:18,265 INFO L229 MonitoredProcess]: Starting monitored process 105 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:18,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-12-19 17:29:18,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:18,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:18,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:18,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:18,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:18,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:18,274 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:18,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:18,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-12-19 17:29:18,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:18,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:18,292 INFO L229 MonitoredProcess]: Starting monitored process 106 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:18,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-12-19 17:29:18,294 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 [2021-12-19 17:29:18,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:18,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:18,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:18,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:18,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:18,303 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:18,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:18,320 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-12-19 17:29:18,320 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:18,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:18,321 INFO L229 MonitoredProcess]: Starting monitored process 107 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:18,322 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-12-19 17:29:18,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:18,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:18,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:18,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:18,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:18,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:18,329 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:18,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:18,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:18,345 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2021-12-19 17:29:18,345 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:18,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:18,346 INFO L229 MonitoredProcess]: Starting monitored process 108 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:18,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-12-19 17:29:18,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:18,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:18,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:18,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:18,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:18,355 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:18,355 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:18,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:18,372 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:18,373 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:18,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:18,374 INFO L229 MonitoredProcess]: Starting monitored process 109 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:18,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-12-19 17:29:18,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:18,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:18,381 INFO L203 nArgumentSynthesizer]: 6 stem disjuncts [2021-12-19 17:29:18,381 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-12-19 17:29:18,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:18,405 INFO L401 nArgumentSynthesizer]: We have 88 Motzkin's Theorem applications. [2021-12-19 17:29:18,405 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-19 17:29:18,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:18,490 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:18,491 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:18,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:18,492 INFO L229 MonitoredProcess]: Starting monitored process 110 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:18,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-12-19 17:29:18,494 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 [2021-12-19 17:29:18,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:18,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:18,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:18,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:18,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:18,512 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:18,533 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:29:18,579 INFO L443 ModelExtractionUtils]: Simplification made 33 calls to the SMT solver. [2021-12-19 17:29:18,579 INFO L444 ModelExtractionUtils]: 68 out of 94 variables were initially zero. Simplification set additionally 22 variables to zero. [2021-12-19 17:29:18,579 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:18,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:18,580 INFO L229 MonitoredProcess]: Starting monitored process 111 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:18,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-12-19 17:29:18,582 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:29:18,603 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-12-19 17:29:18,603 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:29:18,603 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcspn_~i~0#1, v_rep(select #length ULTIMATE.start_strcspn_~reject#1.base)_2) = -1*ULTIMATE.start_strcspn_~i~0#1 + 1*v_rep(select #length ULTIMATE.start_strcspn_~reject#1.base)_2 Supporting invariants [1*ULTIMATE.start_strcspn_~reject#1.offset >= 0] [2021-12-19 17:29:18,620 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:18,752 INFO L297 tatePredicateManager]: 52 out of 53 supporting invariants were superfluous and have been removed [2021-12-19 17:29:18,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:18,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-19 17:29:18,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:18,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:18,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-19 17:29:18,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:18,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:18,906 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 [2021-12-19 17:29:18,906 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 68 states and 81 transitions. cyclomatic complexity: 19 Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:29:18,936 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 68 states and 81 transitions. cyclomatic complexity: 19. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 95 states and 111 transitions. Complement of second has 7 states. [2021-12-19 17:29:18,936 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 [2021-12-19 17:29:18,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:29:18,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 32 transitions. [2021-12-19 17:29:18,937 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 22 letters. Loop has 4 letters. [2021-12-19 17:29:18,937 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:18,937 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 26 letters. Loop has 4 letters. [2021-12-19 17:29:18,937 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:18,937 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 22 letters. Loop has 8 letters. [2021-12-19 17:29:18,937 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:18,937 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 95 states and 111 transitions. [2021-12-19 17:29:18,938 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-19 17:29:18,938 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 95 states to 79 states and 93 transitions. [2021-12-19 17:29:18,938 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2021-12-19 17:29:18,938 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2021-12-19 17:29:18,938 INFO L73 IsDeterministic]: Start isDeterministic. Operand 79 states and 93 transitions. [2021-12-19 17:29:18,938 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:29:18,938 INFO L681 BuchiCegarLoop]: Abstraction has 79 states and 93 transitions. [2021-12-19 17:29:18,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states and 93 transitions. [2021-12-19 17:29:18,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 74. [2021-12-19 17:29:18,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 74 states have (on average 1.1756756756756757) internal successors, (87), 73 states have internal predecessors, (87), 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) [2021-12-19 17:29:18,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 87 transitions. [2021-12-19 17:29:18,940 INFO L704 BuchiCegarLoop]: Abstraction has 74 states and 87 transitions. [2021-12-19 17:29:18,940 INFO L587 BuchiCegarLoop]: Abstraction has 74 states and 87 transitions. [2021-12-19 17:29:18,940 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-12-19 17:29:18,940 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 74 states and 87 transitions. [2021-12-19 17:29:18,940 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-19 17:29:18,940 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:29:18,940 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:29:18,941 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:29:18,941 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 17:29:18,941 INFO L791 eck$LassoCheckResult]: Stem: 3092#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 3069#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 3067#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 3068#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 3094#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 3093#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 3070#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 3072#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 3062#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 3063#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 3105#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 3104#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 3103#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 3100#L511-1 assume !strspn_#t~short7#1; 3097#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 3095#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 3084#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 3085#L510-5 strspn_#res#1 := strspn_~l~0#1; 3090#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 3091#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 3057#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 3058#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 3081#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3077#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 3078#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 3079#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 3059#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 3061#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 3080#L524-4 [2021-12-19 17:29:18,941 INFO L793 eck$LassoCheckResult]: Loop: 3080#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3076#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3053#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 3054#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 3080#L524-4 [2021-12-19 17:29:18,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:18,941 INFO L85 PathProgramCache]: Analyzing trace with hash -269478821, now seen corresponding path program 1 times [2021-12-19 17:29:18,941 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:18,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353420613] [2021-12-19 17:29:18,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:18,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:19,046 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:19,047 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:29:19,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353420613] [2021-12-19 17:29:19,047 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353420613] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 17:29:19,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1638399007] [2021-12-19 17:29:19,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:19,047 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 17:29:19,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:19,048 INFO L229 MonitoredProcess]: Starting monitored process 112 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 17:29:19,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (112)] Waiting until timeout for monitored process [2021-12-19 17:29:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:19,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 48 conjunts are in the unsatisfiable core [2021-12-19 17:29:19,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:19,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2021-12-19 17:29:19,269 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:19,269 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 17:29:19,348 INFO L354 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2021-12-19 17:29:19,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 15 [2021-12-19 17:29:19,385 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-19 17:29:19,386 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1638399007] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 17:29:19,386 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 17:29:19,386 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 9] total 19 [2021-12-19 17:29:19,387 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016055063] [2021-12-19 17:29:19,387 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 17:29:19,387 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:29:19,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:19,387 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 5 times [2021-12-19 17:29:19,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:19,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119871061] [2021-12-19 17:29:19,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:19,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:19,390 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:19,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:19,395 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:19,441 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:29:19,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-12-19 17:29:19,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2021-12-19 17:29:19,442 INFO L87 Difference]: Start difference. First operand 74 states and 87 transitions. cyclomatic complexity: 20 Second operand has 19 states, 19 states have (on average 2.736842105263158) internal successors, (52), 19 states have internal predecessors, (52), 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) [2021-12-19 17:29:19,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:29:19,717 INFO L93 Difference]: Finished difference Result 164 states and 187 transitions. [2021-12-19 17:29:19,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-19 17:29:19,718 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 164 states and 187 transitions. [2021-12-19 17:29:19,718 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2021-12-19 17:29:19,719 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 164 states to 162 states and 185 transitions. [2021-12-19 17:29:19,719 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2021-12-19 17:29:19,719 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2021-12-19 17:29:19,719 INFO L73 IsDeterministic]: Start isDeterministic. Operand 162 states and 185 transitions. [2021-12-19 17:29:19,719 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:29:19,719 INFO L681 BuchiCegarLoop]: Abstraction has 162 states and 185 transitions. [2021-12-19 17:29:19,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states and 185 transitions. [2021-12-19 17:29:19,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 77. [2021-12-19 17:29:19,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 77 states have (on average 1.1688311688311688) internal successors, (90), 76 states have internal predecessors, (90), 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) [2021-12-19 17:29:19,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 90 transitions. [2021-12-19 17:29:19,721 INFO L704 BuchiCegarLoop]: Abstraction has 77 states and 90 transitions. [2021-12-19 17:29:19,721 INFO L587 BuchiCegarLoop]: Abstraction has 77 states and 90 transitions. [2021-12-19 17:29:19,721 INFO L425 BuchiCegarLoop]: ======== Iteration 14============ [2021-12-19 17:29:19,721 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 77 states and 90 transitions. [2021-12-19 17:29:19,721 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-19 17:29:19,721 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:29:19,721 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:29:19,722 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:29:19,722 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 17:29:19,722 INFO L791 eck$LassoCheckResult]: Stem: 3534#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 3515#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 3513#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 3514#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 3537#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 3535#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 3516#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 3517#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 3508#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 3509#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 3547#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 3545#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 3544#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 3543#L511-1 assume !strspn_#t~short7#1; 3540#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 3538#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 3527#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 3528#L510-5 strspn_#res#1 := strspn_~l~0#1; 3532#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 3533#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 3503#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 3504#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 3531#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3522#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3501#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 3502#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 3542#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3548#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 3536#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 3523#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 3505#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 3507#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 3524#L524-4 [2021-12-19 17:29:19,722 INFO L793 eck$LassoCheckResult]: Loop: 3524#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3521#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3499#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 3500#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 3524#L524-4 [2021-12-19 17:29:19,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:19,722 INFO L85 PathProgramCache]: Analyzing trace with hash 579815970, now seen corresponding path program 1 times [2021-12-19 17:29:19,722 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:19,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834543833] [2021-12-19 17:29:19,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:19,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:19,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:19,734 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:19,745 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:19,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:19,745 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 6 times [2021-12-19 17:29:19,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:19,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128763139] [2021-12-19 17:29:19,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:19,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:19,748 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:19,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:19,750 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:19,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:19,750 INFO L85 PathProgramCache]: Analyzing trace with hash 1474175145, now seen corresponding path program 2 times [2021-12-19 17:29:19,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:19,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960356382] [2021-12-19 17:29:19,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:19,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:19,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:19,795 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:19,803 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:19,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:19,813 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:22,060 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:29:22,060 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:29:22,060 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:29:22,060 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:29:22,060 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:29:22,060 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:22,061 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:29:22,061 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:29:22,061 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration14_Lasso [2021-12-19 17:29:22,061 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:29:22,061 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:29:22,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,066 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:22,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:23,673 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:29:23,673 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:29:23,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:23,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:23,674 INFO L229 MonitoredProcess]: Starting monitored process 113 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:23,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-12-19 17:29:23,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:23,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:23,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:23,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:23,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:23,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:23,682 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:23,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:23,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:23,713 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:23,713 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:23,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:23,714 INFO L229 MonitoredProcess]: Starting monitored process 114 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:23,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-12-19 17:29:23,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:23,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:23,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:23,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:23,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:23,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:23,722 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:23,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:23,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:23,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:23,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:23,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:23,745 INFO L229 MonitoredProcess]: Starting monitored process 115 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:23,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-12-19 17:29:23,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:23,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:23,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:23,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:23,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:23,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:23,753 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:23,753 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:23,754 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:23,768 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:23,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:23,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:23,769 INFO L229 MonitoredProcess]: Starting monitored process 116 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:23,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-12-19 17:29:23,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:23,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:23,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:23,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:23,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:23,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:23,777 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:23,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:23,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:23,793 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2021-12-19 17:29:23,793 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:23,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:23,794 INFO L229 MonitoredProcess]: Starting monitored process 117 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:23,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-12-19 17:29:23,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:23,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:23,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:23,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:23,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:23,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:23,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:23,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:23,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:23,818 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:23,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:23,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:23,820 INFO L229 MonitoredProcess]: Starting monitored process 118 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:23,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-12-19 17:29:23,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:23,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:23,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:23,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:23,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:23,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:23,829 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:23,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:23,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:23,845 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2021-12-19 17:29:23,845 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:23,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:23,848 INFO L229 MonitoredProcess]: Starting monitored process 119 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:23,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-12-19 17:29:23,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:23,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:23,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:23,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:23,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:23,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:23,855 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:23,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:23,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:23,877 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2021-12-19 17:29:23,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:23,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:23,878 INFO L229 MonitoredProcess]: Starting monitored process 120 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:23,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-12-19 17:29:23,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:23,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:23,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:23,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:23,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:23,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:23,886 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:23,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:23,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:23,916 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2021-12-19 17:29:23,917 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:23,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:23,918 INFO L229 MonitoredProcess]: Starting monitored process 121 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:23,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-12-19 17:29:23,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:23,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:23,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:23,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:23,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:23,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:23,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:23,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:23,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:23,941 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2021-12-19 17:29:23,941 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:23,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:23,942 INFO L229 MonitoredProcess]: Starting monitored process 122 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:23,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-12-19 17:29:23,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:23,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:23,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:23,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:23,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:23,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:23,950 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:23,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:23,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:23,966 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2021-12-19 17:29:23,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:23,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:23,967 INFO L229 MonitoredProcess]: Starting monitored process 123 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:23,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-12-19 17:29:23,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:23,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:23,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:23,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:23,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:23,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:23,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:23,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:23,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:23,991 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2021-12-19 17:29:23,991 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:23,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:23,992 INFO L229 MonitoredProcess]: Starting monitored process 124 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:23,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-12-19 17:29:23,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:23,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:23,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:23,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:23,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:23,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:24,000 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:24,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:24,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:24,034 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:24,035 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:24,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:24,035 INFO L229 MonitoredProcess]: Starting monitored process 125 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:24,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-12-19 17:29:24,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:24,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:24,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:24,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:24,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:24,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:24,044 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:24,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:24,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:24,074 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:24,074 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:24,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:24,075 INFO L229 MonitoredProcess]: Starting monitored process 126 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:24,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-12-19 17:29:24,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:24,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:24,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:24,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:24,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:24,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:24,083 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:24,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:24,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:24,109 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2021-12-19 17:29:24,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:24,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:24,111 INFO L229 MonitoredProcess]: Starting monitored process 127 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:24,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-12-19 17:29:24,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:24,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:24,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:24,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:24,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:24,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:24,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:24,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:24,120 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:24,134 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2021-12-19 17:29:24,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:24,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:24,136 INFO L229 MonitoredProcess]: Starting monitored process 128 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:24,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-12-19 17:29:24,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:24,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:24,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:24,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:24,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:24,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:24,144 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:24,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:24,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:24,160 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:24,160 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:24,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:24,161 INFO L229 MonitoredProcess]: Starting monitored process 129 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:24,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-12-19 17:29:24,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:24,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:24,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:24,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:24,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:24,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:24,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:24,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:24,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:24,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:24,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:24,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:24,198 INFO L229 MonitoredProcess]: Starting monitored process 130 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:24,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-12-19 17:29:24,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:24,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:24,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:24,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:24,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:24,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:24,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:24,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:24,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:24,222 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2021-12-19 17:29:24,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:24,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:24,224 INFO L229 MonitoredProcess]: Starting monitored process 131 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:24,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-12-19 17:29:24,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:24,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:24,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:24,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:24,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:24,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:24,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:24,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:24,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:24,246 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2021-12-19 17:29:24,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:24,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:24,249 INFO L229 MonitoredProcess]: Starting monitored process 132 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:24,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-12-19 17:29:24,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:24,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:24,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:24,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:24,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:24,257 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:24,257 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:24,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:24,276 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:24,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:24,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:24,277 INFO L229 MonitoredProcess]: Starting monitored process 133 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:24,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-12-19 17:29:24,279 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 [2021-12-19 17:29:24,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:24,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:24,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:24,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:24,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:24,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:24,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:24,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:24,301 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2021-12-19 17:29:24,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:24,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:24,302 INFO L229 MonitoredProcess]: Starting monitored process 134 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:24,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-12-19 17:29:24,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:24,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:24,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:24,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:24,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:24,325 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:24,326 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:24,343 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:29:24,407 INFO L443 ModelExtractionUtils]: Simplification made 34 calls to the SMT solver. [2021-12-19 17:29:24,407 INFO L444 ModelExtractionUtils]: 19 out of 82 variables were initially zero. Simplification set additionally 58 variables to zero. [2021-12-19 17:29:24,407 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:24,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:24,408 INFO L229 MonitoredProcess]: Starting monitored process 135 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:24,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-12-19 17:29:24,410 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:29:24,416 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-12-19 17:29:24,417 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:29:24,417 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcspn_~i~0#1, ULTIMATE.start_main_~delim_len~0#1) = -2*ULTIMATE.start_strcspn_~i~0#1 + 3*ULTIMATE.start_main_~delim_len~0#1 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_main_#t~malloc27#1.base)_6 + 1*ULTIMATE.start_main_~delim_len~0#1 >= 0] [2021-12-19 17:29:24,437 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2021-12-19 17:29:24,522 INFO L297 tatePredicateManager]: 35 out of 38 supporting invariants were superfluous and have been removed [2021-12-19 17:29:24,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:24,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 56 conjunts are in the unsatisfiable core [2021-12-19 17:29:24,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:24,604 INFO L388 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 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-19 17:29:24,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-19 17:29:24,638 INFO L388 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 [2021-12-19 17:29:24,669 INFO L388 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 [2021-12-19 17:29:24,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:25,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-19 17:29:25,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:25,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:25,154 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 3 loop predicates [2021-12-19 17:29:25,155 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 77 states and 90 transitions. cyclomatic complexity: 20 Second operand has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 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) [2021-12-19 17:29:25,308 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 77 states and 90 transitions. cyclomatic complexity: 20. Second operand has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 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 92 states and 107 transitions. Complement of second has 8 states. [2021-12-19 17:29:25,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 6 stem states 0 non-accepting loop states 1 accepting loop states [2021-12-19 17:29:25,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 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) [2021-12-19 17:29:25,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 40 transitions. [2021-12-19 17:29:25,309 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 40 transitions. Stem has 32 letters. Loop has 4 letters. [2021-12-19 17:29:25,309 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:25,309 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-19 17:29:25,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:25,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:25,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 49 conjunts are in the unsatisfiable core [2021-12-19 17:29:25,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:25,373 INFO L388 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 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-19 17:29:25,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-19 17:29:25,398 INFO L388 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 [2021-12-19 17:29:25,401 INFO L388 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 [2021-12-19 17:29:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:25,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-19 17:29:25,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:25,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:25,896 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.8 stem predicates 3 loop predicates [2021-12-19 17:29:25,896 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 77 states and 90 transitions. cyclomatic complexity: 20 Second operand has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 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) [2021-12-19 17:29:26,122 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 77 states and 90 transitions. cyclomatic complexity: 20. Second operand has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 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 92 states and 107 transitions. Complement of second has 9 states. [2021-12-19 17:29:26,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 7 stem states 0 non-accepting loop states 1 accepting loop states [2021-12-19 17:29:26,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 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) [2021-12-19 17:29:26,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 40 transitions. [2021-12-19 17:29:26,124 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 40 transitions. Stem has 32 letters. Loop has 4 letters. [2021-12-19 17:29:26,124 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:26,124 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-19 17:29:26,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:26,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:26,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 64 conjunts are in the unsatisfiable core [2021-12-19 17:29:26,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:26,200 INFO L388 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 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-19 17:29:26,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-19 17:29:26,233 INFO L388 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 [2021-12-19 17:29:26,236 INFO L388 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 [2021-12-19 17:29:26,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:26,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-19 17:29:26,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:26,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:26,813 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.9 stem predicates 3 loop predicates [2021-12-19 17:29:26,814 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 77 states and 90 transitions. cyclomatic complexity: 20 Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 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) [2021-12-19 17:29:27,143 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 77 states and 90 transitions. cyclomatic complexity: 20. Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 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 144 states and 166 transitions. Complement of second has 16 states. [2021-12-19 17:29:27,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 8 stem states 2 non-accepting loop states 2 accepting loop states [2021-12-19 17:29:27,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 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) [2021-12-19 17:29:27,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 82 transitions. [2021-12-19 17:29:27,146 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 82 transitions. Stem has 32 letters. Loop has 4 letters. [2021-12-19 17:29:27,146 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:27,146 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 82 transitions. Stem has 36 letters. Loop has 4 letters. [2021-12-19 17:29:27,147 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:27,147 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 82 transitions. Stem has 32 letters. Loop has 8 letters. [2021-12-19 17:29:27,147 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:27,147 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 144 states and 166 transitions. [2021-12-19 17:29:27,148 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2021-12-19 17:29:27,150 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 144 states to 130 states and 149 transitions. [2021-12-19 17:29:27,150 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2021-12-19 17:29:27,150 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2021-12-19 17:29:27,150 INFO L73 IsDeterministic]: Start isDeterministic. Operand 130 states and 149 transitions. [2021-12-19 17:29:27,150 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:29:27,150 INFO L681 BuchiCegarLoop]: Abstraction has 130 states and 149 transitions. [2021-12-19 17:29:27,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states and 149 transitions. [2021-12-19 17:29:27,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 101. [2021-12-19 17:29:27,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 101 states have (on average 1.1584158415841583) internal successors, (117), 100 states have internal predecessors, (117), 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) [2021-12-19 17:29:27,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 117 transitions. [2021-12-19 17:29:27,155 INFO L704 BuchiCegarLoop]: Abstraction has 101 states and 117 transitions. [2021-12-19 17:29:27,155 INFO L587 BuchiCegarLoop]: Abstraction has 101 states and 117 transitions. [2021-12-19 17:29:27,155 INFO L425 BuchiCegarLoop]: ======== Iteration 15============ [2021-12-19 17:29:27,155 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 101 states and 117 transitions. [2021-12-19 17:29:27,157 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-19 17:29:27,157 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:29:27,157 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:29:27,160 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:29:27,160 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 17:29:27,161 INFO L791 eck$LassoCheckResult]: Stem: 4538#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 4514#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 4512#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 4513#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 4542#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 4539#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 4515#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 4517#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 4550#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 4581#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 4578#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 4545#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 4531#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 4528#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 4518#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 4520#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 4555#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 4510#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 4548#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 4549#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 4509#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 4511#L511-1 assume !strspn_#t~short7#1; 4546#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 4547#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 4529#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 4530#L510-5 strspn_#res#1 := strspn_~l~0#1; 4536#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 4537#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 4504#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 4505#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 4534#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 4535#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 4600#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 4599#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 4598#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 4596#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 4540#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 4541#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 4577#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 4524#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 4525#L524-4 [2021-12-19 17:29:27,161 INFO L793 eck$LassoCheckResult]: Loop: 4525#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 4521#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 4500#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 4501#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 4525#L524-4 [2021-12-19 17:29:27,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:27,161 INFO L85 PathProgramCache]: Analyzing trace with hash -760734412, now seen corresponding path program 1 times [2021-12-19 17:29:27,161 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:27,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101503209] [2021-12-19 17:29:27,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:27,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:27,186 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:27,204 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:27,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:27,204 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 7 times [2021-12-19 17:29:27,205 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:27,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998327243] [2021-12-19 17:29:27,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:27,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:27,207 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:27,211 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:27,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:27,212 INFO L85 PathProgramCache]: Analyzing trace with hash -632087877, now seen corresponding path program 2 times [2021-12-19 17:29:27,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:27,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100832915] [2021-12-19 17:29:27,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:27,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:27,227 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:27,253 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:29,904 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:29:29,904 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:29:29,904 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:29:29,904 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:29:29,904 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:29:29,904 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:29,904 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:29:29,904 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:29:29,904 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration15_Lasso [2021-12-19 17:29:29,904 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:29:29,904 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:29:29,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:29,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:30,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:30,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:30,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:30,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:30,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:30,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:30,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:30,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:30,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:30,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:30,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:30,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:30,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:30,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:31,243 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:29:31,244 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:29:31,244 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,260 INFO L229 MonitoredProcess]: Starting monitored process 136 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-12-19 17:29:31,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,268 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,283 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:31,284 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,285 INFO L229 MonitoredProcess]: Starting monitored process 137 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-12-19 17:29:31,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,309 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2021-12-19 17:29:31,309 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,310 INFO L229 MonitoredProcess]: Starting monitored process 138 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-12-19 17:29:31,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,318 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,335 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2021-12-19 17:29:31,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,336 INFO L229 MonitoredProcess]: Starting monitored process 139 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,337 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-12-19 17:29:31,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,344 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:31,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,362 INFO L229 MonitoredProcess]: Starting monitored process 140 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-12-19 17:29:31,364 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 [2021-12-19 17:29:31,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,370 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,385 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2021-12-19 17:29:31,386 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,387 INFO L229 MonitoredProcess]: Starting monitored process 141 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,387 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-12-19 17:29:31,389 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 [2021-12-19 17:29:31,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,394 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,410 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2021-12-19 17:29:31,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,411 INFO L229 MonitoredProcess]: Starting monitored process 142 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-12-19 17:29:31,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,419 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,435 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2021-12-19 17:29:31,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,436 INFO L229 MonitoredProcess]: Starting monitored process 143 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-12-19 17:29:31,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:31,460 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,461 INFO L229 MonitoredProcess]: Starting monitored process 144 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-12-19 17:29:31,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,469 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,485 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2021-12-19 17:29:31,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,486 INFO L229 MonitoredProcess]: Starting monitored process 145 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-12-19 17:29:31,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,494 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,509 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:31,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,511 INFO L229 MonitoredProcess]: Starting monitored process 146 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-12-19 17:29:31,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,518 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,534 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2021-12-19 17:29:31,534 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,535 INFO L229 MonitoredProcess]: Starting monitored process 147 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-12-19 17:29:31,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,543 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,558 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2021-12-19 17:29:31,559 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,560 INFO L229 MonitoredProcess]: Starting monitored process 148 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-12-19 17:29:31,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,568 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,583 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2021-12-19 17:29:31,583 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,584 INFO L229 MonitoredProcess]: Starting monitored process 149 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2021-12-19 17:29:31,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,608 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2021-12-19 17:29:31,608 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,609 INFO L229 MonitoredProcess]: Starting monitored process 150 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2021-12-19 17:29:31,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,617 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,632 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:31,633 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,634 INFO L229 MonitoredProcess]: Starting monitored process 151 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2021-12-19 17:29:31,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,642 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:31,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,659 INFO L229 MonitoredProcess]: Starting monitored process 152 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2021-12-19 17:29:31,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,667 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:31,667 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:31,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,685 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:31,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,686 INFO L229 MonitoredProcess]: Starting monitored process 153 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,686 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2021-12-19 17:29:31,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,694 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,709 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2021-12-19 17:29:31,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,711 INFO L229 MonitoredProcess]: Starting monitored process 154 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2021-12-19 17:29:31,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,718 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:31,734 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,735 INFO L229 MonitoredProcess]: Starting monitored process 155 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2021-12-19 17:29:31,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,758 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2021-12-19 17:29:31,758 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,759 INFO L229 MonitoredProcess]: Starting monitored process 156 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2021-12-19 17:29:31,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,767 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,782 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:31,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,783 INFO L229 MonitoredProcess]: Starting monitored process 157 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2021-12-19 17:29:31,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,792 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,808 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2021-12-19 17:29:31,808 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,809 INFO L229 MonitoredProcess]: Starting monitored process 158 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2021-12-19 17:29:31,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,818 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:31,818 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:31,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:31,834 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,835 INFO L229 MonitoredProcess]: Starting monitored process 159 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2021-12-19 17:29:31,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,858 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:31,858 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,859 INFO L229 MonitoredProcess]: Starting monitored process 160 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2021-12-19 17:29:31,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,883 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2021-12-19 17:29:31,883 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,884 INFO L229 MonitoredProcess]: Starting monitored process 161 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2021-12-19 17:29:31,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,894 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:31,894 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:31,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,915 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:31,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,916 INFO L229 MonitoredProcess]: Starting monitored process 162 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2021-12-19 17:29:31,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:31,924 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:31,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:31,941 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,942 INFO L229 MonitoredProcess]: Starting monitored process 163 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2021-12-19 17:29:31,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:31,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,950 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:31,951 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:31,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:31,982 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:31,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:31,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:31,983 INFO L229 MonitoredProcess]: Starting monitored process 164 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:31,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2021-12-19 17:29:31,985 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 [2021-12-19 17:29:31,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:31,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:31,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:31,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:31,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:31,991 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:31,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:31,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:32,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:32,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:32,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:32,008 INFO L229 MonitoredProcess]: Starting monitored process 165 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:32,009 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2021-12-19 17:29:32,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:32,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:32,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:32,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:32,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:32,016 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:32,016 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:32,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:32,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:32,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:32,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:32,040 INFO L229 MonitoredProcess]: Starting monitored process 166 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:32,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2021-12-19 17:29:32,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:32,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:32,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:32,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:32,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:32,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:32,048 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:32,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:32,079 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:32,080 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:32,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:32,081 INFO L229 MonitoredProcess]: Starting monitored process 167 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:32,081 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2021-12-19 17:29:32,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:32,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:32,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:32,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:32,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:32,089 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:32,089 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:32,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:32,110 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:32,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:32,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:32,111 INFO L229 MonitoredProcess]: Starting monitored process 168 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:32,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2021-12-19 17:29:32,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:32,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:32,119 INFO L203 nArgumentSynthesizer]: 12 stem disjuncts [2021-12-19 17:29:32,119 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-12-19 17:29:32,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:32,180 INFO L401 nArgumentSynthesizer]: We have 136 Motzkin's Theorem applications. [2021-12-19 17:29:32,180 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-19 17:29:32,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:32,295 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:32,296 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:32,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:32,297 INFO L229 MonitoredProcess]: Starting monitored process 169 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:32,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2021-12-19 17:29:32,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:32,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:32,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:32,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:32,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:32,317 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:32,317 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:32,339 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:29:32,394 INFO L443 ModelExtractionUtils]: Simplification made 30 calls to the SMT solver. [2021-12-19 17:29:32,394 INFO L444 ModelExtractionUtils]: 49 out of 85 variables were initially zero. Simplification set additionally 33 variables to zero. [2021-12-19 17:29:32,394 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:32,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:32,395 INFO L229 MonitoredProcess]: Starting monitored process 170 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:32,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2021-12-19 17:29:32,415 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:29:32,447 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 17:29:32,448 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:29:32,448 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc27#1.base)_7, ULTIMATE.start_strcspn_~i~0#1) = 5*v_rep(select #length ULTIMATE.start_main_#t~malloc27#1.base)_7 - 2*ULTIMATE.start_strcspn_~i~0#1 Supporting invariants [] [2021-12-19 17:29:32,495 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Ended with exit code 0 [2021-12-19 17:29:32,703 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:32,712 INFO L297 tatePredicateManager]: 55 out of 57 supporting invariants were superfluous and have been removed [2021-12-19 17:29:32,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:32,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 51 conjunts are in the unsatisfiable core [2021-12-19 17:29:32,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:33,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-19 17:29:33,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:33,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:33,265 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.9 stem predicates 3 loop predicates [2021-12-19 17:29:33,265 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25 Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) [2021-12-19 17:29:33,462 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25. Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) Result 118 states and 136 transitions. Complement of second has 10 states. [2021-12-19 17:29:33,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 8 stem states 0 non-accepting loop states 1 accepting loop states [2021-12-19 17:29:33,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) [2021-12-19 17:29:33,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 54 transitions. [2021-12-19 17:29:33,463 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 54 transitions. Stem has 40 letters. Loop has 4 letters. [2021-12-19 17:29:33,463 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:33,463 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-19 17:29:33,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:33,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 50 conjunts are in the unsatisfiable core [2021-12-19 17:29:33,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:33,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:33,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-19 17:29:33,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:33,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:33,992 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.9 stem predicates 3 loop predicates [2021-12-19 17:29:33,992 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25 Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) [2021-12-19 17:29:34,184 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25. Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) Result 118 states and 136 transitions. Complement of second has 10 states. [2021-12-19 17:29:34,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 8 stem states 0 non-accepting loop states 1 accepting loop states [2021-12-19 17:29:34,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) [2021-12-19 17:29:34,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 54 transitions. [2021-12-19 17:29:34,185 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 54 transitions. Stem has 40 letters. Loop has 4 letters. [2021-12-19 17:29:34,185 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:34,185 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-19 17:29:34,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:34,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 50 conjunts are in the unsatisfiable core [2021-12-19 17:29:34,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:34,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-19 17:29:34,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:34,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:34,704 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.9 stem predicates 3 loop predicates [2021-12-19 17:29:34,704 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25 Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) [2021-12-19 17:29:34,911 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25. Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) Result 168 states and 193 transitions. Complement of second has 17 states. [2021-12-19 17:29:34,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 9 stem states 2 non-accepting loop states 2 accepting loop states [2021-12-19 17:29:34,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) [2021-12-19 17:29:34,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 96 transitions. [2021-12-19 17:29:34,912 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 96 transitions. Stem has 40 letters. Loop has 4 letters. [2021-12-19 17:29:34,912 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:34,913 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 96 transitions. Stem has 44 letters. Loop has 4 letters. [2021-12-19 17:29:34,913 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:34,913 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 96 transitions. Stem has 40 letters. Loop has 8 letters. [2021-12-19 17:29:34,913 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:34,913 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 168 states and 193 transitions. [2021-12-19 17:29:34,913 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2021-12-19 17:29:34,914 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 168 states to 154 states and 176 transitions. [2021-12-19 17:29:34,914 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 50 [2021-12-19 17:29:34,914 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2021-12-19 17:29:34,914 INFO L73 IsDeterministic]: Start isDeterministic. Operand 154 states and 176 transitions. [2021-12-19 17:29:34,914 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:29:34,914 INFO L681 BuchiCegarLoop]: Abstraction has 154 states and 176 transitions. [2021-12-19 17:29:34,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states and 176 transitions. [2021-12-19 17:29:34,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 101. [2021-12-19 17:29:34,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 101 states have (on average 1.1584158415841583) internal successors, (117), 100 states have internal predecessors, (117), 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) [2021-12-19 17:29:34,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 117 transitions. [2021-12-19 17:29:34,916 INFO L704 BuchiCegarLoop]: Abstraction has 101 states and 117 transitions. [2021-12-19 17:29:34,916 INFO L587 BuchiCegarLoop]: Abstraction has 101 states and 117 transitions. [2021-12-19 17:29:34,916 INFO L425 BuchiCegarLoop]: ======== Iteration 16============ [2021-12-19 17:29:34,916 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 101 states and 117 transitions. [2021-12-19 17:29:34,916 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-19 17:29:34,916 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:29:34,916 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:29:34,916 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:29:34,916 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 17:29:34,917 INFO L791 eck$LassoCheckResult]: Stem: 5797#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 5777#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 5775#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 5776#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 5801#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 5799#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 5778#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 5779#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 5771#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 5772#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 5805#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 5794#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 5773#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 5774#L511-1 assume !strspn_#t~short7#1; 5804#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 5802#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 5790#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 5791#L510-5 strspn_#res#1 := strspn_~l~0#1; 5795#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 5796#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 5850#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 5849#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 5848#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5845#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5847#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 5846#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 5844#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5841#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 5800#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 5785#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 5770#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 5769#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 5788#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5793#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5863#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 5862#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 5861#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5813#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 5811#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 5810#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 5808#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 5786#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 5787#L524-4 [2021-12-19 17:29:34,917 INFO L793 eck$LassoCheckResult]: Loop: 5787#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5783#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5764#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 5765#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 5787#L524-4 [2021-12-19 17:29:34,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:34,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1233200621, now seen corresponding path program 3 times [2021-12-19 17:29:34,917 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:34,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022473424] [2021-12-19 17:29:34,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:34,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:34,930 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:34,947 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:34,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:34,948 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 8 times [2021-12-19 17:29:34,948 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:34,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551696249] [2021-12-19 17:29:34,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:34,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:34,951 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:34,953 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:34,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:34,953 INFO L85 PathProgramCache]: Analyzing trace with hash 1219645466, now seen corresponding path program 4 times [2021-12-19 17:29:34,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:34,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217457048] [2021-12-19 17:29:34,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:34,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:34,966 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:34,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:34,983 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:37,262 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:29:37,262 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:29:37,262 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:29:37,262 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:29:37,262 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:29:37,263 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:37,263 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:29:37,263 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:29:37,263 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration16_Lasso [2021-12-19 17:29:37,263 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:29:37,263 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:29:37,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,289 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:37,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:38,290 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-12-19 17:29:39,628 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:29:39,628 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:29:39,628 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:39,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:39,630 INFO L229 MonitoredProcess]: Starting monitored process 171 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:39,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2021-12-19 17:29:39,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:39,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:39,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:39,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:39,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:39,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:39,647 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:39,647 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:39,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:39,679 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:39,680 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:39,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:39,681 INFO L229 MonitoredProcess]: Starting monitored process 172 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:39,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2021-12-19 17:29:39,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:39,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:39,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:39,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:39,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:39,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:39,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:39,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:39,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:39,720 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:39,720 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:39,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:39,721 INFO L229 MonitoredProcess]: Starting monitored process 173 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:39,722 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2021-12-19 17:29:39,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:39,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:39,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:39,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:39,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:39,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:39,729 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:39,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:39,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:39,745 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Ended with exit code 0 [2021-12-19 17:29:39,745 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:39,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:39,746 INFO L229 MonitoredProcess]: Starting monitored process 174 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:39,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2021-12-19 17:29:39,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:39,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:39,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:39,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:39,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:39,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:39,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:39,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:39,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:39,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:39,775 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:39,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:39,775 INFO L229 MonitoredProcess]: Starting monitored process 175 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:39,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2021-12-19 17:29:39,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:39,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:39,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:39,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:39,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:39,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:39,783 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:39,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:39,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:39,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:39,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:39,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:39,815 INFO L229 MonitoredProcess]: Starting monitored process 176 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:39,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2021-12-19 17:29:39,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:39,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:39,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:39,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:39,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:39,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:39,823 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:39,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:39,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:39,854 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:39,854 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:39,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:39,855 INFO L229 MonitoredProcess]: Starting monitored process 177 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:39,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2021-12-19 17:29:39,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:39,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:39,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:39,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:39,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:39,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:39,863 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:39,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:39,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:39,880 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2021-12-19 17:29:39,880 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:39,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:39,882 INFO L229 MonitoredProcess]: Starting monitored process 178 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:39,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2021-12-19 17:29:39,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:39,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:39,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:39,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:39,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:39,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:39,890 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:39,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:39,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:39,905 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Ended with exit code 0 [2021-12-19 17:29:39,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:39,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:39,906 INFO L229 MonitoredProcess]: Starting monitored process 179 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:39,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2021-12-19 17:29:39,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:39,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:39,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:39,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:39,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:39,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:39,914 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:39,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:39,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:39,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:39,941 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:39,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:39,942 INFO L229 MonitoredProcess]: Starting monitored process 180 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:39,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2021-12-19 17:29:39,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:39,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:39,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:39,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:39,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:39,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:39,950 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:39,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:39,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:39,965 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Ended with exit code 0 [2021-12-19 17:29:39,965 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:39,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:39,966 INFO L229 MonitoredProcess]: Starting monitored process 181 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:39,970 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2021-12-19 17:29:39,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:39,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:39,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:39,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:39,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:39,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:39,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:39,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:39,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:39,992 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2021-12-19 17:29:39,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:39,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:39,993 INFO L229 MonitoredProcess]: Starting monitored process 182 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:39,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2021-12-19 17:29:39,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,004 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:40,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,031 INFO L229 MonitoredProcess]: Starting monitored process 183 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2021-12-19 17:29:40,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,039 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:40,064 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,065 INFO L229 MonitoredProcess]: Starting monitored process 184 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2021-12-19 17:29:40,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,073 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,088 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,103 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Ended with exit code 0 [2021-12-19 17:29:40,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,105 INFO L229 MonitoredProcess]: Starting monitored process 185 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,105 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2021-12-19 17:29:40,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,112 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,128 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Ended with exit code 0 [2021-12-19 17:29:40,128 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,129 INFO L229 MonitoredProcess]: Starting monitored process 186 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2021-12-19 17:29:40,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:40,153 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,156 INFO L229 MonitoredProcess]: Starting monitored process 187 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2021-12-19 17:29:40,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,163 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,178 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Ended with exit code 0 [2021-12-19 17:29:40,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,179 INFO L229 MonitoredProcess]: Starting monitored process 188 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2021-12-19 17:29:40,181 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 [2021-12-19 17:29:40,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,187 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,218 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Ended with exit code 0 [2021-12-19 17:29:40,218 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,219 INFO L229 MonitoredProcess]: Starting monitored process 189 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2021-12-19 17:29:40,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,243 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:40,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,244 INFO L229 MonitoredProcess]: Starting monitored process 190 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2021-12-19 17:29:40,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,267 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Ended with exit code 0 [2021-12-19 17:29:40,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,271 INFO L229 MonitoredProcess]: Starting monitored process 191 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2021-12-19 17:29:40,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,278 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,293 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Ended with exit code 0 [2021-12-19 17:29:40,293 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,294 INFO L229 MonitoredProcess]: Starting monitored process 192 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2021-12-19 17:29:40,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,309 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:40,309 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:40,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,330 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Ended with exit code 0 [2021-12-19 17:29:40,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,331 INFO L229 MonitoredProcess]: Starting monitored process 193 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2021-12-19 17:29:40,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,354 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:40,355 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,356 INFO L229 MonitoredProcess]: Starting monitored process 194 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Waiting until timeout for monitored process [2021-12-19 17:29:40,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,379 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:40,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,380 INFO L229 MonitoredProcess]: Starting monitored process 195 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2021-12-19 17:29:40,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,388 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:40,388 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:40,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,405 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Ended with exit code 0 [2021-12-19 17:29:40,406 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,406 INFO L229 MonitoredProcess]: Starting monitored process 196 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2021-12-19 17:29:40,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,434 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:40,434 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:40,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,464 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:40,464 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,475 INFO L229 MonitoredProcess]: Starting monitored process 197 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2021-12-19 17:29:40,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,483 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,483 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:40,499 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,500 INFO L229 MonitoredProcess]: Starting monitored process 198 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2021-12-19 17:29:40,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,507 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Ended with exit code 0 [2021-12-19 17:29:40,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,524 INFO L229 MonitoredProcess]: Starting monitored process 199 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2021-12-19 17:29:40,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,548 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:40,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,549 INFO L229 MonitoredProcess]: Starting monitored process 200 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Waiting until timeout for monitored process [2021-12-19 17:29:40,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,556 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,572 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:40,572 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,573 INFO L229 MonitoredProcess]: Starting monitored process 201 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Waiting until timeout for monitored process [2021-12-19 17:29:40,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,581 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Ended with exit code 0 [2021-12-19 17:29:40,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,602 INFO L229 MonitoredProcess]: Starting monitored process 202 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,603 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Waiting until timeout for monitored process [2021-12-19 17:29:40,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,625 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Ended with exit code 0 [2021-12-19 17:29:40,626 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,627 INFO L229 MonitoredProcess]: Starting monitored process 203 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Waiting until timeout for monitored process [2021-12-19 17:29:40,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,650 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:40,650 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,651 INFO L229 MonitoredProcess]: Starting monitored process 204 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Waiting until timeout for monitored process [2021-12-19 17:29:40,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,659 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,674 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Ended with exit code 0 [2021-12-19 17:29:40,675 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,676 INFO L229 MonitoredProcess]: Starting monitored process 205 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Waiting until timeout for monitored process [2021-12-19 17:29:40,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:40,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,683 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:40,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:40,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,699 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:40,699 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,700 INFO L229 MonitoredProcess]: Starting monitored process 206 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Waiting until timeout for monitored process [2021-12-19 17:29:40,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,718 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:40,718 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:40,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,749 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Ended with exit code 0 [2021-12-19 17:29:40,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,750 INFO L229 MonitoredProcess]: Starting monitored process 207 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Waiting until timeout for monitored process [2021-12-19 17:29:40,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:40,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:40,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,766 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:40,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:40,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:40,794 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Ended with exit code 0 [2021-12-19 17:29:40,794 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:40,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:40,795 INFO L229 MonitoredProcess]: Starting monitored process 208 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:40,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Waiting until timeout for monitored process [2021-12-19 17:29:40,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:40,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:40,802 INFO L203 nArgumentSynthesizer]: 36 stem disjuncts [2021-12-19 17:29:40,802 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-12-19 17:29:40,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:40,910 INFO L401 nArgumentSynthesizer]: We have 328 Motzkin's Theorem applications. [2021-12-19 17:29:40,910 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-19 17:29:41,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:41,149 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:41,150 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:41,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:41,151 INFO L229 MonitoredProcess]: Starting monitored process 209 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:41,151 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Waiting until timeout for monitored process [2021-12-19 17:29:41,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:41,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:41,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:41,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:41,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:41,160 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:41,160 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:41,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:41,178 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:41,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:41,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:41,179 INFO L229 MonitoredProcess]: Starting monitored process 210 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:41,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Waiting until timeout for monitored process [2021-12-19 17:29:41,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:41,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:41,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:41,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:41,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:41,191 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:41,191 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:41,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:41,208 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Ended with exit code 0 [2021-12-19 17:29:41,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:41,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:41,209 INFO L229 MonitoredProcess]: Starting monitored process 211 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:41,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Waiting until timeout for monitored process [2021-12-19 17:29:41,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:41,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:41,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:41,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:41,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:41,217 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:41,217 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:41,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:41,235 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Ended with exit code 0 [2021-12-19 17:29:41,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:41,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:41,236 INFO L229 MonitoredProcess]: Starting monitored process 212 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:41,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Waiting until timeout for monitored process [2021-12-19 17:29:41,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:41,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:41,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:41,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:41,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:41,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:41,245 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:41,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:41,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:41,275 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:41,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:41,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:41,277 INFO L229 MonitoredProcess]: Starting monitored process 213 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:41,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Waiting until timeout for monitored process [2021-12-19 17:29:41,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:41,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:41,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:41,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:41,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:41,285 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:41,286 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:41,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:41,302 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Ended with exit code 0 [2021-12-19 17:29:41,302 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:41,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:41,303 INFO L229 MonitoredProcess]: Starting monitored process 214 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:41,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Waiting until timeout for monitored process [2021-12-19 17:29:41,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:41,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:41,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:41,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:41,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:41,311 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:41,312 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:41,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:41,342 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Ended with exit code 0 [2021-12-19 17:29:41,343 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:41,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:41,344 INFO L229 MonitoredProcess]: Starting monitored process 215 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:41,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Waiting until timeout for monitored process [2021-12-19 17:29:41,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:41,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:41,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:41,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:41,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:41,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:41,351 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:41,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:41,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:41,381 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:41,381 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:41,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:41,382 INFO L229 MonitoredProcess]: Starting monitored process 216 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:41,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Waiting until timeout for monitored process [2021-12-19 17:29:41,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:41,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:41,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:41,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:41,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:41,390 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:41,390 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:41,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:41,407 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:41,407 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:41,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:41,408 INFO L229 MonitoredProcess]: Starting monitored process 217 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:41,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Waiting until timeout for monitored process [2021-12-19 17:29:41,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:41,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:41,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:41,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:41,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:41,417 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:41,417 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:41,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:41,447 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:41,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:41,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:41,449 INFO L229 MonitoredProcess]: Starting monitored process 218 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:41,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Waiting until timeout for monitored process [2021-12-19 17:29:41,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:41,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:41,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:41,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:41,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:41,458 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:41,458 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:41,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:41,476 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:41,476 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:41,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:41,477 INFO L229 MonitoredProcess]: Starting monitored process 219 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:41,478 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Waiting until timeout for monitored process [2021-12-19 17:29:41,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:41,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:41,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:41,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:41,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:41,486 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:41,486 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:41,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:41,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:41,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:41,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:41,518 INFO L229 MonitoredProcess]: Starting monitored process 220 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:41,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Waiting until timeout for monitored process [2021-12-19 17:29:41,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:41,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:41,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:41,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:41,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:41,543 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:41,543 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:41,563 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:29:41,593 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-12-19 17:29:41,593 INFO L444 ModelExtractionUtils]: 59 out of 88 variables were initially zero. Simplification set additionally 26 variables to zero. [2021-12-19 17:29:41,593 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:41,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:41,594 INFO L229 MonitoredProcess]: Starting monitored process 221 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:41,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Waiting until timeout for monitored process [2021-12-19 17:29:41,596 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:29:41,617 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 17:29:41,617 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:29:41,617 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc27#1.base)_8, ULTIMATE.start_strcspn_~i~0#1) = 5*v_rep(select #length ULTIMATE.start_main_#t~malloc27#1.base)_8 - 2*ULTIMATE.start_strcspn_~i~0#1 Supporting invariants [] [2021-12-19 17:29:41,633 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Ended with exit code 0 [2021-12-19 17:29:41,760 INFO L297 tatePredicateManager]: 47 out of 49 supporting invariants were superfluous and have been removed [2021-12-19 17:29:41,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:41,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 43 conjunts are in the unsatisfiable core [2021-12-19 17:29:41,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:42,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-19 17:29:42,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:42,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:42,318 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.9 stem predicates 3 loop predicates [2021-12-19 17:29:42,318 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25 Second operand has 12 states, 12 states have (on average 3.5833333333333335) internal successors, (43), 12 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) [2021-12-19 17:29:42,451 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25. Second operand has 12 states, 12 states have (on average 3.5833333333333335) internal successors, (43), 12 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) Result 118 states and 136 transitions. Complement of second has 9 states. [2021-12-19 17:29:42,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 7 stem states 0 non-accepting loop states 1 accepting loop states [2021-12-19 17:29:42,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.5833333333333335) internal successors, (43), 12 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) [2021-12-19 17:29:42,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 40 transitions. [2021-12-19 17:29:42,455 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 40 transitions. Stem has 42 letters. Loop has 4 letters. [2021-12-19 17:29:42,455 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:42,455 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-19 17:29:42,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:42,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 50 conjunts are in the unsatisfiable core [2021-12-19 17:29:42,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:42,866 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Ended with exit code 0 [2021-12-19 17:29:42,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:42,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-19 17:29:42,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:42,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:42,926 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.8 stem predicates 3 loop predicates [2021-12-19 17:29:42,926 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25 Second operand has 11 states, 11 states have (on average 3.909090909090909) internal successors, (43), 11 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) [2021-12-19 17:29:43,047 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25. Second operand has 11 states, 11 states have (on average 3.909090909090909) internal successors, (43), 11 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) Result 118 states and 136 transitions. Complement of second has 8 states. [2021-12-19 17:29:43,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 6 stem states 0 non-accepting loop states 1 accepting loop states [2021-12-19 17:29:43,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 3.909090909090909) internal successors, (43), 11 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) [2021-12-19 17:29:43,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 40 transitions. [2021-12-19 17:29:43,048 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 40 transitions. Stem has 42 letters. Loop has 4 letters. [2021-12-19 17:29:43,048 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:43,048 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-19 17:29:43,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:43,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 45 conjunts are in the unsatisfiable core [2021-12-19 17:29:43,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:43,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:43,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-19 17:29:43,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:43,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:43,468 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.9 stem predicates 3 loop predicates [2021-12-19 17:29:43,468 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25 Second operand has 12 states, 12 states have (on average 3.5833333333333335) internal successors, (43), 12 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) [2021-12-19 17:29:43,754 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25. Second operand has 12 states, 12 states have (on average 3.5833333333333335) internal successors, (43), 12 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) Result 178 states and 204 transitions. Complement of second has 18 states. [2021-12-19 17:29:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 9 stem states 2 non-accepting loop states 2 accepting loop states [2021-12-19 17:29:43,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.5833333333333335) internal successors, (43), 12 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) [2021-12-19 17:29:43,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 92 transitions. [2021-12-19 17:29:43,765 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 92 transitions. Stem has 42 letters. Loop has 4 letters. [2021-12-19 17:29:43,765 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:43,765 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 92 transitions. Stem has 46 letters. Loop has 4 letters. [2021-12-19 17:29:43,765 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:43,765 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 92 transitions. Stem has 42 letters. Loop has 8 letters. [2021-12-19 17:29:43,766 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:43,766 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 178 states and 204 transitions. [2021-12-19 17:29:43,767 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2021-12-19 17:29:43,768 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 178 states to 164 states and 187 transitions. [2021-12-19 17:29:43,768 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 50 [2021-12-19 17:29:43,768 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2021-12-19 17:29:43,768 INFO L73 IsDeterministic]: Start isDeterministic. Operand 164 states and 187 transitions. [2021-12-19 17:29:43,769 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:29:43,769 INFO L681 BuchiCegarLoop]: Abstraction has 164 states and 187 transitions. [2021-12-19 17:29:43,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states and 187 transitions. [2021-12-19 17:29:43,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 125. [2021-12-19 17:29:43,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 125 states have (on average 1.152) internal successors, (144), 124 states have internal predecessors, (144), 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) [2021-12-19 17:29:43,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 144 transitions. [2021-12-19 17:29:43,771 INFO L704 BuchiCegarLoop]: Abstraction has 125 states and 144 transitions. [2021-12-19 17:29:43,771 INFO L587 BuchiCegarLoop]: Abstraction has 125 states and 144 transitions. [2021-12-19 17:29:43,771 INFO L425 BuchiCegarLoop]: ======== Iteration 17============ [2021-12-19 17:29:43,771 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 144 transitions. [2021-12-19 17:29:43,772 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-19 17:29:43,772 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:29:43,772 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:29:43,772 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:29:43,772 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 17:29:43,773 INFO L791 eck$LassoCheckResult]: Stem: 7050#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7028#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 7026#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 7027#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 7054#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 7052#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 7029#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 7031#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 7060#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 7067#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 7065#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 7056#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 7045#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 7042#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 7032#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 7034#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 7092#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 7091#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 7090#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 7089#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 7088#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 7087#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 7084#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 7075#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 7081#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 7080#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 7079#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 7078#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 7077#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 7076#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 7074#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 7071#L510-1 assume !(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1; 7072#L510-5 strspn_#res#1 := strspn_~l~0#1; 7106#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 7104#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 7019#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 7020#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 7046#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 7036#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 7017#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 7018#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 7061#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 7066#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 7064#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 7063#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 7062#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 7038#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 7039#L524-4 [2021-12-19 17:29:43,773 INFO L793 eck$LassoCheckResult]: Loop: 7039#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 7035#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 7015#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 7016#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 7039#L524-4 [2021-12-19 17:29:43,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:43,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1022885038, now seen corresponding path program 1 times [2021-12-19 17:29:43,773 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:43,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937029078] [2021-12-19 17:29:43,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:43,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:44,093 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-19 17:29:44,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:29:44,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937029078] [2021-12-19 17:29:44,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937029078] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 17:29:44,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [736585711] [2021-12-19 17:29:44,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:44,095 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 17:29:44,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:44,108 INFO L229 MonitoredProcess]: Starting monitored process 222 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 17:29:44,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (222)] Waiting until timeout for monitored process [2021-12-19 17:29:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:44,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 63 conjunts are in the unsatisfiable core [2021-12-19 17:29:44,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:44,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-19 17:29:44,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-12-19 17:29:44,564 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-19 17:29:44,564 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 17:29:45,358 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-19 17:29:45,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [736585711] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 17:29:45,358 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 17:29:45,358 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 15] total 41 [2021-12-19 17:29:45,358 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975830493] [2021-12-19 17:29:45,358 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 17:29:45,359 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:29:45,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:45,359 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 9 times [2021-12-19 17:29:45,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:45,359 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63276156] [2021-12-19 17:29:45,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:45,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:45,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:45,368 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:45,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:45,372 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:45,414 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:29:45,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-12-19 17:29:45,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=187, Invalid=1453, Unknown=0, NotChecked=0, Total=1640 [2021-12-19 17:29:45,416 INFO L87 Difference]: Start difference. First operand 125 states and 144 transitions. cyclomatic complexity: 30 Second operand has 41 states, 41 states have (on average 2.731707317073171) internal successors, (112), 41 states have internal predecessors, (112), 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) [2021-12-19 17:29:47,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:29:47,164 INFO L93 Difference]: Finished difference Result 251 states and 291 transitions. [2021-12-19 17:29:47,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-12-19 17:29:47,164 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 251 states and 291 transitions. [2021-12-19 17:29:47,165 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-19 17:29:47,166 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 251 states to 237 states and 275 transitions. [2021-12-19 17:29:47,166 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 82 [2021-12-19 17:29:47,166 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 82 [2021-12-19 17:29:47,166 INFO L73 IsDeterministic]: Start isDeterministic. Operand 237 states and 275 transitions. [2021-12-19 17:29:47,167 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:29:47,167 INFO L681 BuchiCegarLoop]: Abstraction has 237 states and 275 transitions. [2021-12-19 17:29:47,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states and 275 transitions. [2021-12-19 17:29:47,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 169. [2021-12-19 17:29:47,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 169 states have (on average 1.1597633136094674) internal successors, (196), 168 states have internal predecessors, (196), 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) [2021-12-19 17:29:47,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 196 transitions. [2021-12-19 17:29:47,170 INFO L704 BuchiCegarLoop]: Abstraction has 169 states and 196 transitions. [2021-12-19 17:29:47,170 INFO L587 BuchiCegarLoop]: Abstraction has 169 states and 196 transitions. [2021-12-19 17:29:47,170 INFO L425 BuchiCegarLoop]: ======== Iteration 18============ [2021-12-19 17:29:47,170 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 169 states and 196 transitions. [2021-12-19 17:29:47,170 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-19 17:29:47,171 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:29:47,171 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:29:47,171 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:29:47,171 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 17:29:47,171 INFO L791 eck$LassoCheckResult]: Stem: 7818#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7796#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 7794#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 7795#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 7823#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 7819#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 7797#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 7799#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 7889#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 7888#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 7887#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 7886#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 7885#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 7884#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 7883#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 7829#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 7791#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 7792#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 7949#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 7825#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 7813#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 7810#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 7800#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 7802#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 7789#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 7790#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 7827#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 7828#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 7948#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 7832#L511-1 assume !strspn_#t~short7#1; 7826#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 7824#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 7811#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 7812#L510-5 strspn_#res#1 := strspn_~l~0#1; 7833#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 7856#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 7855#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 7854#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 7852#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 7849#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 7850#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 7845#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 7846#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 7838#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 7837#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 7836#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 7834#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 7807#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 7808#L524-4 [2021-12-19 17:29:47,172 INFO L793 eck$LassoCheckResult]: Loop: 7808#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 7803#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 7782#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 7783#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 7808#L524-4 [2021-12-19 17:29:47,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:47,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1089618362, now seen corresponding path program 3 times [2021-12-19 17:29:47,172 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:47,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360713636] [2021-12-19 17:29:47,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:47,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:47,189 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:47,203 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:47,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:47,204 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 10 times [2021-12-19 17:29:47,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:47,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694039204] [2021-12-19 17:29:47,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:47,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:47,207 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:47,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:47,208 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:47,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:47,209 INFO L85 PathProgramCache]: Analyzing trace with hash -369237299, now seen corresponding path program 4 times [2021-12-19 17:29:47,209 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:29:47,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404679846] [2021-12-19 17:29:47,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:29:47,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:29:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:47,221 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:29:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:29:47,236 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:29:49,610 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:29:49,610 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:29:49,610 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:29:49,610 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:29:49,611 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:29:49,611 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:49,611 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:29:49,611 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:29:49,611 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration18_Lasso [2021-12-19 17:29:49,611 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:29:49,611 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:29:49,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:49,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:49,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:49,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:49,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:49,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,184 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:29:50,864 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:29:50,865 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:29:50,865 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:50,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:50,866 INFO L229 MonitoredProcess]: Starting monitored process 223 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:50,867 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Waiting until timeout for monitored process [2021-12-19 17:29:50,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:50,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:50,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:50,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:50,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:50,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:50,874 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:50,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:50,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:50,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:50,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:50,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:50,897 INFO L229 MonitoredProcess]: Starting monitored process 224 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:50,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Waiting until timeout for monitored process [2021-12-19 17:29:50,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:50,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:50,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:50,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:50,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:50,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:50,905 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:50,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:50,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:50,921 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:50,922 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:50,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:50,923 INFO L229 MonitoredProcess]: Starting monitored process 225 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:50,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Waiting until timeout for monitored process [2021-12-19 17:29:50,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:50,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:50,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:50,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:50,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:50,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:50,930 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:50,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:50,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:50,946 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Ended with exit code 0 [2021-12-19 17:29:50,946 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:50,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:50,947 INFO L229 MonitoredProcess]: Starting monitored process 226 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:50,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Waiting until timeout for monitored process [2021-12-19 17:29:50,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:50,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:50,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:50,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:50,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:50,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:50,956 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:50,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:50,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:50,974 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:50,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:50,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:50,975 INFO L229 MonitoredProcess]: Starting monitored process 227 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:50,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Waiting until timeout for monitored process [2021-12-19 17:29:50,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:50,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:50,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:29:50,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:50,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:50,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:50,985 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:29:50,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:29:50,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:51,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:51,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:51,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:51,005 INFO L229 MonitoredProcess]: Starting monitored process 228 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:51,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Waiting until timeout for monitored process [2021-12-19 17:29:51,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:51,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:51,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:51,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:51,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:51,015 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:51,015 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:51,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:51,041 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:51,042 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:51,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:51,043 INFO L229 MonitoredProcess]: Starting monitored process 229 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:51,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Waiting until timeout for monitored process [2021-12-19 17:29:51,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:51,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:51,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:51,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:51,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:51,052 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:51,052 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:51,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:51,077 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:51,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:51,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:51,079 INFO L229 MonitoredProcess]: Starting monitored process 230 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:51,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Waiting until timeout for monitored process [2021-12-19 17:29:51,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:51,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:51,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:51,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:51,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:51,088 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:51,088 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:51,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:29:51,105 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:51,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:51,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:51,107 INFO L229 MonitoredProcess]: Starting monitored process 231 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:51,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Waiting until timeout for monitored process [2021-12-19 17:29:51,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:29:51,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:29:51,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:29:51,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:29:51,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:29:51,128 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:29:51,128 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:29:51,148 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:29:51,205 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2021-12-19 17:29:51,205 INFO L444 ModelExtractionUtils]: 17 out of 79 variables were initially zero. Simplification set additionally 58 variables to zero. [2021-12-19 17:29:51,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:29:51,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:29:51,206 INFO L229 MonitoredProcess]: Starting monitored process 232 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:29:51,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Waiting until timeout for monitored process [2021-12-19 17:29:51,208 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:29:51,217 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 17:29:51,217 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:29:51,217 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcspn_~reject#1.offset, v_rep(select #length ULTIMATE.start_strcspn_~reject#1.base)_6, ULTIMATE.start_strcspn_~i~0#1) = -1*ULTIMATE.start_strcspn_~reject#1.offset + 1*v_rep(select #length ULTIMATE.start_strcspn_~reject#1.base)_6 - 1*ULTIMATE.start_strcspn_~i~0#1 Supporting invariants [] [2021-12-19 17:29:51,233 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Ended with exit code 0 [2021-12-19 17:29:51,371 INFO L297 tatePredicateManager]: 59 out of 59 supporting invariants were superfluous and have been removed [2021-12-19 17:29:51,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:51,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:51,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 17:29:51,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:51,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:51,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 17:29:51,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:51,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:51,476 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 [2021-12-19 17:29:51,476 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 169 states and 196 transitions. cyclomatic complexity: 42 Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2021-12-19 17:29:51,484 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 169 states and 196 transitions. cyclomatic complexity: 42. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 217 states and 250 transitions. Complement of second has 5 states. [2021-12-19 17:29:51,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-19 17:29:51,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2021-12-19 17:29:51,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 32 transitions. [2021-12-19 17:29:51,490 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 32 transitions. Stem has 48 letters. Loop has 4 letters. [2021-12-19 17:29:51,490 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:51,490 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-19 17:29:51,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:51,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 17:29:51,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:51,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 17:29:51,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:51,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:51,640 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 17:29:51,640 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 169 states and 196 transitions. cyclomatic complexity: 42 Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2021-12-19 17:29:51,647 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 169 states and 196 transitions. cyclomatic complexity: 42. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 217 states and 250 transitions. Complement of second has 5 states. [2021-12-19 17:29:51,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-19 17:29:51,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2021-12-19 17:29:51,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 32 transitions. [2021-12-19 17:29:51,648 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 32 transitions. Stem has 48 letters. Loop has 4 letters. [2021-12-19 17:29:51,648 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:51,648 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-19 17:29:51,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:29:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:51,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 17:29:51,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:51,713 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:29:51,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 17:29:51,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:29:51,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:29:51,790 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 17:29:51,790 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 169 states and 196 transitions. cyclomatic complexity: 42 Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2021-12-19 17:29:51,800 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 169 states and 196 transitions. cyclomatic complexity: 42. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 204 states and 237 transitions. Complement of second has 4 states. [2021-12-19 17:29:51,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-19 17:29:51,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2021-12-19 17:29:51,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 40 transitions. [2021-12-19 17:29:51,801 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 40 transitions. Stem has 48 letters. Loop has 4 letters. [2021-12-19 17:29:51,801 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:51,801 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 40 transitions. Stem has 52 letters. Loop has 4 letters. [2021-12-19 17:29:51,801 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:51,802 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 40 transitions. Stem has 48 letters. Loop has 8 letters. [2021-12-19 17:29:51,802 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:29:51,802 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 204 states and 237 transitions. [2021-12-19 17:29:51,803 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-19 17:29:51,803 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 204 states to 0 states and 0 transitions. [2021-12-19 17:29:51,803 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-19 17:29:51,803 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-19 17:29:51,803 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-19 17:29:51,803 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:29:51,803 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 17:29:51,803 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 17:29:51,803 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 17:29:51,803 INFO L425 BuchiCegarLoop]: ======== Iteration 19============ [2021-12-19 17:29:51,803 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-19 17:29:51,803 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-19 17:29:51,803 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-19 17:29:51,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.12 05:29:51 BoogieIcfgContainer [2021-12-19 17:29:51,807 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-19 17:29:51,808 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-19 17:29:51,809 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-19 17:29:51,809 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-19 17:29:51,809 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:28:56" (3/4) ... [2021-12-19 17:29:51,811 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-19 17:29:51,811 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-19 17:29:51,811 INFO L158 Benchmark]: Toolchain (without parser) took 56686.96ms. Allocated memory was 102.8MB in the beginning and 423.6MB in the end (delta: 320.9MB). Free memory was 68.0MB in the beginning and 361.2MB in the end (delta: -293.2MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2021-12-19 17:29:51,812 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 102.8MB. Free memory was 74.1MB in the beginning and 74.1MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:29:51,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 553.77ms. Allocated memory is still 102.8MB. Free memory was 67.7MB in the beginning and 73.9MB in the end (delta: -6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-19 17:29:51,813 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.34ms. Allocated memory is still 102.8MB. Free memory was 73.9MB in the beginning and 71.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 17:29:51,813 INFO L158 Benchmark]: Boogie Preprocessor took 25.48ms. Allocated memory is still 102.8MB. Free memory was 71.8MB in the beginning and 70.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 17:29:51,813 INFO L158 Benchmark]: RCFGBuilder took 349.90ms. Allocated memory is still 102.8MB. Free memory was 69.8MB in the beginning and 55.6MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-19 17:29:51,813 INFO L158 Benchmark]: BuchiAutomizer took 55682.26ms. Allocated memory was 102.8MB in the beginning and 423.6MB in the end (delta: 320.9MB). Free memory was 55.1MB in the beginning and 362.3MB in the end (delta: -307.1MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2021-12-19 17:29:51,814 INFO L158 Benchmark]: Witness Printer took 2.59ms. Allocated memory is still 423.6MB. Free memory was 362.3MB in the beginning and 361.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 17:29:51,815 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 102.8MB. Free memory was 74.1MB in the beginning and 74.1MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 553.77ms. Allocated memory is still 102.8MB. Free memory was 67.7MB in the beginning and 73.9MB in the end (delta: -6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.34ms. Allocated memory is still 102.8MB. Free memory was 73.9MB in the beginning and 71.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.48ms. Allocated memory is still 102.8MB. Free memory was 71.8MB in the beginning and 70.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 349.90ms. Allocated memory is still 102.8MB. Free memory was 69.8MB in the beginning and 55.6MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 55682.26ms. Allocated memory was 102.8MB in the beginning and 423.6MB in the end (delta: 320.9MB). Free memory was 55.1MB in the beginning and 362.3MB in the end (delta: -307.1MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Witness Printer took 2.59ms. Allocated memory is still 423.6MB. Free memory was 362.3MB in the beginning and 361.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 18 terminating modules (9 trivial, 4 deterministic, 5 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[s] + -1 * s and consists of 3 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (delim_len)] + -1 * a and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (in_len)] + -1 * s and consists of 6 locations. One deterministic module has affine ranking function -1 * i + unknown-#length-unknown[reject] and consists of 5 locations. One nondeterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (delim_len)] + -1 * a and consists of 5 locations. One nondeterministic module has affine ranking function -2 * i + 3 * delim_len and consists of 12 locations. One nondeterministic module has affine ranking function 5 * unknown-#length-unknown[__builtin_alloca (delim_len)] + -2 * i and consists of 13 locations. One nondeterministic module has affine ranking function 5 * unknown-#length-unknown[__builtin_alloca (delim_len)] + -2 * i and consists of 13 locations. One nondeterministic module has affine ranking function -1 * reject + unknown-#length-unknown[reject] + -1 * i and consists of 3 locations. 9 modules have a trivial ranking function, the largest among these consists of 41 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 55.6s and 19 iterations. TraceHistogramMax:4. Analysis of lassos took 43.8s. Construction of modules took 1.3s. Büchi inclusion checks took 10.2s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 15. Automata minimization 0.1s AutomataMinimizationTime, 17 MinimizatonAttempts, 428 StatesRemovedByMinimization, 13 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 169 states and ocurred in iteration 17. Nontrivial modules had stage [4, 0, 5, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2692 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2688 mSDsluCounter, 3063 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2287 mSDsCounter, 444 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2541 IncrementalHoareTripleChecker+Invalid, 2985 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 444 mSolverCounterUnsat, 776 mSDtfsCounter, 2541 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU7 SILI1 SILT0 lasso9 LassoPreprocessingBenchmarks: Lassos: inital380 mio100 ax100 hnf99 lsp96 ukn77 mio100 lsp41 div117 bol100 ite100 ukn100 eq189 hnf82 smp99 dnf233 smp83 tf100 neg95 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 335ms VariablesStem: 6 VariablesLoop: 4 DisjunctsStem: 36 DisjunctsLoop: 4 SupportingInvariants: 8 MotzkinApplications: 328 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-19 17:29:51,840 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (222)] Ended with exit code 0 [2021-12-19 17:29:52,051 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (112)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:52,264 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Forceful destruction successful, exit code 0 [2021-12-19 17:29:52,454 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 Writing output log to file Ultimate.log Result: TRUE