./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/strtol.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 35987657 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/strtol.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 bcbc91130461471a924c9b7d42b69988876440be9da9cf52278e4a7d2ea580f0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-22 01:36:00,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 01:36:00,021 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 01:36:00,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 01:36:00,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 01:36:00,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 01:36:00,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 01:36:00,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 01:36:00,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 01:36:00,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 01:36:00,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 01:36:00,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 01:36:00,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 01:36:00,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 01:36:00,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 01:36:00,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 01:36:00,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 01:36:00,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 01:36:00,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 01:36:00,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 01:36:00,087 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 01:36:00,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 01:36:00,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 01:36:00,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 01:36:00,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 01:36:00,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 01:36:00,096 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 01:36:00,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 01:36:00,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 01:36:00,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 01:36:00,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 01:36:00,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 01:36:00,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 01:36:00,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 01:36:00,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 01:36:00,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 01:36:00,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 01:36:00,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 01:36:00,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 01:36:00,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 01:36:00,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 01:36:00,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 01:36:00,107 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-07-22 01:36:00,132 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 01:36:00,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 01:36:00,132 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 01:36:00,132 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 01:36:00,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 01:36:00,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 01:36:00,133 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 01:36:00,134 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-22 01:36:00,134 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-22 01:36:00,134 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-22 01:36:00,135 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-22 01:36:00,135 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-22 01:36:00,135 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-22 01:36:00,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 01:36:00,135 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 01:36:00,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 01:36:00,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 01:36:00,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-22 01:36:00,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-22 01:36:00,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-22 01:36:00,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 01:36:00,136 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-22 01:36:00,136 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 01:36:00,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-22 01:36:00,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 01:36:00,137 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 01:36:00,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 01:36:00,137 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 01:36:00,138 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-22 01:36:00,138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcbc91130461471a924c9b7d42b69988876440be9da9cf52278e4a7d2ea580f0 [2022-07-22 01:36:00,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 01:36:00,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 01:36:00,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 01:36:00,434 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 01:36:00,435 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 01:36:00,436 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/strtol.i [2022-07-22 01:36:00,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13d4d2c4f/691194cb790d46e49ce802c55bb70ffc/FLAG73b4aed77 [2022-07-22 01:36:00,887 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 01:36:00,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/strtol.i [2022-07-22 01:36:00,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13d4d2c4f/691194cb790d46e49ce802c55bb70ffc/FLAG73b4aed77 [2022-07-22 01:36:01,255 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13d4d2c4f/691194cb790d46e49ce802c55bb70ffc [2022-07-22 01:36:01,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 01:36:01,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 01:36:01,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 01:36:01,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 01:36:01,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 01:36:01,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 01:36:01" (1/1) ... [2022-07-22 01:36:01,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c6a8ae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:36:01, skipping insertion in model container [2022-07-22 01:36:01,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 01:36:01" (1/1) ... [2022-07-22 01:36:01,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 01:36:01,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 01:36:01,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 01:36:01,570 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 01:36:01,619 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 01:36:01,638 INFO L208 MainTranslator]: Completed translation [2022-07-22 01:36:01,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:36:01 WrapperNode [2022-07-22 01:36:01,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 01:36:01,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 01:36:01,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 01:36:01,639 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 01:36:01,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:36:01" (1/1) ... [2022-07-22 01:36:01,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:36:01" (1/1) ... [2022-07-22 01:36:01,700 INFO L137 Inliner]: procedures = 116, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 193 [2022-07-22 01:36:01,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 01:36:01,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 01:36:01,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 01:36:01,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 01:36:01,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:36:01" (1/1) ... [2022-07-22 01:36:01,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:36:01" (1/1) ... [2022-07-22 01:36:01,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:36:01" (1/1) ... [2022-07-22 01:36:01,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:36:01" (1/1) ... [2022-07-22 01:36:01,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:36:01" (1/1) ... [2022-07-22 01:36:01,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:36:01" (1/1) ... [2022-07-22 01:36:01,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:36:01" (1/1) ... [2022-07-22 01:36:01,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 01:36:01,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 01:36:01,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 01:36:01,728 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 01:36:01,729 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:36:01" (1/1) ... [2022-07-22 01:36:01,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:01,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:01,751 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:01,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-22 01:36:01,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 01:36:01,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 01:36:01,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 01:36:01,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-22 01:36:01,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-22 01:36:01,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 01:36:01,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-22 01:36:01,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 01:36:01,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 01:36:01,837 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 01:36:01,838 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 01:36:02,097 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 01:36:02,101 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 01:36:02,101 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-22 01:36:02,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 01:36:02 BoogieIcfgContainer [2022-07-22 01:36:02,103 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 01:36:02,103 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-22 01:36:02,104 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-22 01:36:02,105 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-22 01:36:02,106 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 01:36:02,106 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 01:36:01" (1/3) ... [2022-07-22 01:36:02,107 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@35fd59c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 01:36:02, skipping insertion in model container [2022-07-22 01:36:02,107 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 01:36:02,107 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:36:01" (2/3) ... [2022-07-22 01:36:02,107 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@35fd59c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 01:36:02, skipping insertion in model container [2022-07-22 01:36:02,107 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 01:36:02,107 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 01:36:02" (3/3) ... [2022-07-22 01:36:02,108 INFO L354 chiAutomizerObserver]: Analyzing ICFG strtol.i [2022-07-22 01:36:02,142 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 01:36:02,142 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-22 01:36:02,142 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 01:36:02,143 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 01:36:02,143 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 01:36:02,143 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-22 01:36:02,143 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 01:36:02,143 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 01:36:02,146 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 47 states, 46 states have (on average 1.6304347826086956) internal successors, (75), 46 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:02,159 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 15 [2022-07-22 01:36:02,159 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:36:02,160 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:36:02,164 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 01:36:02,164 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 01:36:02,164 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 01:36:02,164 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 47 states, 46 states have (on average 1.6304347826086956) internal successors, (75), 46 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:02,170 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 15 [2022-07-22 01:36:02,171 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:36:02,171 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:36:02,171 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 01:36:02,171 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 01:36:02,176 INFO L752 eck$LassoCheckResult]: Stem: 24#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 43#L563true assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 18#L565-3true [2022-07-22 01:36:02,176 INFO L754 eck$LassoCheckResult]: Loop: 18#L565-3true assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 41#L565-2true main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 18#L565-3true [2022-07-22 01:36:02,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:02,184 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-07-22 01:36:02,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:02,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858369079] [2022-07-22 01:36:02,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:02,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:02,259 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:02,287 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:02,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:02,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1443, now seen corresponding path program 1 times [2022-07-22 01:36:02,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:02,290 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398161381] [2022-07-22 01:36:02,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:02,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:02,329 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:02,349 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:02,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:02,350 INFO L85 PathProgramCache]: Analyzing trace with hash 28695942, now seen corresponding path program 1 times [2022-07-22 01:36:02,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:02,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115819157] [2022-07-22 01:36:02,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:02,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:02,371 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:02,388 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:02,554 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:36:02,555 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:36:02,555 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:36:02,555 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:36:02,555 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 01:36:02,555 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:02,555 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:36:02,555 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:36:02,556 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtol.i_Iteration1_Lasso [2022-07-22 01:36:02,556 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:36:02,556 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:36:02,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:02,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:02,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:02,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:02,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:02,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:02,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:02,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:02,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:02,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:02,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:02,898 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:36:02,900 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 01:36:02,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:02,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:02,903 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:02,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:02,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-22 01:36:02,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:02,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:02,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:02,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:02,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:02,944 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:02,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:02,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:02,978 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:02,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:02,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:02,983 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:02,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-22 01:36:02,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:02,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:02,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:02,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:02,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:02,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:02,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:02,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:03,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:03,025 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:03,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:03,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:03,027 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:03,031 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-22 01:36:03,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:03,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:03,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:03,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:03,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:03,053 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:03,054 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:03,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:03,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:03,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:03,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:03,085 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:03,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-22 01:36:03,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:03,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:03,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:03,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:03,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:03,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:03,100 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:03,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:03,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:03,129 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:03,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:03,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:03,130 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:03,131 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-22 01:36:03,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:03,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:03,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:03,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:03,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:03,138 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:03,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:03,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:03,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:03,157 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:03,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:03,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:03,160 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:03,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-22 01:36:03,165 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 [2022-07-22 01:36:03,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:03,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:03,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:03,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:03,177 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:03,177 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:03,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:03,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:03,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:03,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:03,221 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:03,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-22 01:36:03,223 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 [2022-07-22 01:36:03,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:03,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:03,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:03,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:03,233 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:03,233 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:03,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:03,267 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-07-22 01:36:03,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:03,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:03,269 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:03,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-22 01:36:03,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:03,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:03,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:03,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:03,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:03,289 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:03,289 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:03,322 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 01:36:03,363 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2022-07-22 01:36:03,364 INFO L444 ModelExtractionUtils]: 6 out of 22 variables were initially zero. Simplification set additionally 11 variables to zero. [2022-07-22 01:36:03,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:03,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:03,399 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:03,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-07-22 01:36:03,401 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 01:36:03,423 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-22 01:36:03,423 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 01:36:03,423 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, v_rep(select #length ULTIMATE.start_main_#t~malloc30#1.base)_1) = -1*ULTIMATE.start_main_~i~0#1 + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc30#1.base)_1 Supporting invariants [1*v_rep(select #length ULTIMATE.start_main_#t~malloc30#1.base)_1 - 1*ULTIMATE.start_main_~in_len~0#1 >= 0] [2022-07-22 01:36:03,440 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:03,454 INFO L293 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2022-07-22 01:36:03,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:03,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:36:03,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 01:36:03,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:36:03,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:36:03,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 01:36:03,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:36:03,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:36:03,563 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 01:36:03,564 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 47 states, 46 states have (on average 1.6304347826086956) internal successors, (75), 46 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:03,608 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 47 states, 46 states have (on average 1.6304347826086956) internal successors, (75), 46 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 95 states and 151 transitions. Complement of second has 8 states. [2022-07-22 01:36:03,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-22 01:36:03,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:03,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 77 transitions. [2022-07-22 01:36:03,614 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 77 transitions. Stem has 3 letters. Loop has 2 letters. [2022-07-22 01:36:03,615 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:36:03,615 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 77 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-22 01:36:03,615 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:36:03,615 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 77 transitions. Stem has 3 letters. Loop has 4 letters. [2022-07-22 01:36:03,615 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:36:03,616 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 95 states and 151 transitions. [2022-07-22 01:36:03,618 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-22 01:36:03,621 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 95 states to 35 states and 53 transitions. [2022-07-22 01:36:03,621 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2022-07-22 01:36:03,622 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2022-07-22 01:36:03,622 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 53 transitions. [2022-07-22 01:36:03,622 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 01:36:03,622 INFO L369 hiAutomatonCegarLoop]: Abstraction has 35 states and 53 transitions. [2022-07-22 01:36:03,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 53 transitions. [2022-07-22 01:36:03,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2022-07-22 01:36:03,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.5142857142857142) internal successors, (53), 34 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:03,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 53 transitions. [2022-07-22 01:36:03,638 INFO L392 hiAutomatonCegarLoop]: Abstraction has 35 states and 53 transitions. [2022-07-22 01:36:03,638 INFO L374 stractBuchiCegarLoop]: Abstraction has 35 states and 53 transitions. [2022-07-22 01:36:03,638 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-22 01:36:03,642 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 53 transitions. [2022-07-22 01:36:03,644 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-22 01:36:03,644 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:36:03,644 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:36:03,644 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-22 01:36:03,644 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 01:36:03,645 INFO L752 eck$LassoCheckResult]: Stem: 233#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 215#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 216#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 227#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 228#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 235#L555-3 [2022-07-22 01:36:03,645 INFO L754 eck$LassoCheckResult]: Loop: 235#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 236#L555-1 assume !!(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1;strtol_#t~post22#1.base, strtol_#t~post22#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#t~post22#1.base, 1 + strtol_#t~post22#1.offset;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset; 235#L555-3 [2022-07-22 01:36:03,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:03,646 INFO L85 PathProgramCache]: Analyzing trace with hash 28695884, now seen corresponding path program 1 times [2022-07-22 01:36:03,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:03,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237186677] [2022-07-22 01:36:03,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:03,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:03,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:03,679 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:03,706 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:03,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:03,708 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 1 times [2022-07-22 01:36:03,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:03,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37567775] [2022-07-22 01:36:03,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:03,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:03,715 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:03,740 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:03,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:03,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1806941585, now seen corresponding path program 1 times [2022-07-22 01:36:03,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:03,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196768221] [2022-07-22 01:36:03,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:03,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:36:03,804 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-07-22 01:36:03,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:36:03,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 01:36:03,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196768221] [2022-07-22 01:36:03,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196768221] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 01:36:03,918 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 01:36:03,918 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 01:36:03,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84155583] [2022-07-22 01:36:03,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 01:36:03,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 01:36:03,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 01:36:03,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-22 01:36:03,954 INFO L87 Difference]: Start difference. First operand 35 states and 53 transitions. cyclomatic complexity: 22 Second operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 6 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:04,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 01:36:04,076 INFO L93 Difference]: Finished difference Result 89 states and 130 transitions. [2022-07-22 01:36:04,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 01:36:04,077 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 89 states and 130 transitions. [2022-07-22 01:36:04,078 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 35 [2022-07-22 01:36:04,079 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 89 states to 89 states and 130 transitions. [2022-07-22 01:36:04,079 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 86 [2022-07-22 01:36:04,079 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 86 [2022-07-22 01:36:04,079 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 130 transitions. [2022-07-22 01:36:04,080 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 01:36:04,080 INFO L369 hiAutomatonCegarLoop]: Abstraction has 89 states and 130 transitions. [2022-07-22 01:36:04,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 130 transitions. [2022-07-22 01:36:04,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 38. [2022-07-22 01:36:04,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.4210526315789473) internal successors, (54), 37 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:04,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 54 transitions. [2022-07-22 01:36:04,083 INFO L392 hiAutomatonCegarLoop]: Abstraction has 38 states and 54 transitions. [2022-07-22 01:36:04,083 INFO L374 stractBuchiCegarLoop]: Abstraction has 38 states and 54 transitions. [2022-07-22 01:36:04,083 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-22 01:36:04,083 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 54 transitions. [2022-07-22 01:36:04,084 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-22 01:36:04,084 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:36:04,084 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:36:04,084 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-22 01:36:04,084 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 01:36:04,084 INFO L752 eck$LassoCheckResult]: Stem: 374#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 356#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 357#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 365#L565-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 367#L565-2 main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 368#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 369#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 383#L555-3 [2022-07-22 01:36:04,085 INFO L754 eck$LassoCheckResult]: Loop: 383#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 384#L555-1 assume !!(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1;strtol_#t~post22#1.base, strtol_#t~post22#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#t~post22#1.base, 1 + strtol_#t~post22#1.offset;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset; 383#L555-3 [2022-07-22 01:36:04,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:04,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1806996910, now seen corresponding path program 1 times [2022-07-22 01:36:04,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:04,085 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734343060] [2022-07-22 01:36:04,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:04,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:04,098 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:04,108 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:04,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:04,109 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 2 times [2022-07-22 01:36:04,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:04,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698044669] [2022-07-22 01:36:04,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:04,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:04,112 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:04,115 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:04,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:04,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1357243763, now seen corresponding path program 1 times [2022-07-22 01:36:04,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:04,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406751075] [2022-07-22 01:36:04,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:04,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:04,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:04,127 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:04,138 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:04,924 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:36:04,924 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:36:04,924 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:36:04,925 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:36:04,925 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 01:36:04,925 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:04,925 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:36:04,925 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:36:04,925 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtol.i_Iteration3_Lasso [2022-07-22 01:36:04,925 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:36:04,925 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:36:04,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:04,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:04,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:04,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:04,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:05,667 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:36:05,668 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 01:36:05,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:05,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:05,670 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:05,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-22 01:36:05,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:05,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:05,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:05,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:05,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:05,681 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:05,682 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:05,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:05,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:05,709 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:05,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:05,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:05,711 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:05,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-22 01:36:05,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:05,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:05,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:05,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:05,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:05,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:05,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:05,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:05,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:05,746 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-07-22 01:36:05,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:05,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:05,752 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:05,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-07-22 01:36:05,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:05,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:05,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:05,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:05,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:05,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:05,762 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:05,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:05,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:05,796 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:05,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:05,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:05,798 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:05,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-07-22 01:36:05,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:05,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:05,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:05,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:05,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:05,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:05,806 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:05,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:05,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:05,846 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:05,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:05,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:05,847 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:05,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-07-22 01:36:05,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:05,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:05,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:05,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:05,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:05,856 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:05,856 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:05,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:05,885 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-07-22 01:36:05,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:05,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:05,887 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:05,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-07-22 01:36:05,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:05,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:05,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:05,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:05,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:05,899 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:05,899 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:05,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:05,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:05,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:05,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:05,934 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:05,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-07-22 01:36:05,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:05,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:05,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:05,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:05,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:05,946 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:05,947 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:05,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:05,975 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:05,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:05,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:05,977 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:05,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-22 01:36:05,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:05,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:05,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:05,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:05,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:05,996 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:05,996 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:06,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:06,020 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-07-22 01:36:06,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:06,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:06,022 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:06,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-07-22 01:36:06,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:06,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:06,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:06,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:06,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:06,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:06,047 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:06,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:06,082 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:06,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:06,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:06,084 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:06,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-07-22 01:36:06,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:06,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:06,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:06,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:06,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:06,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:06,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:06,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:06,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:06,116 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:06,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:06,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:06,118 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:06,118 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-07-22 01:36:06,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:06,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:06,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:06,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:06,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:06,127 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:06,127 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:06,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:06,147 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-07-22 01:36:06,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:06,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:06,148 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:06,149 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-07-22 01:36:06,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:06,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:06,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:06,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:06,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:06,162 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:06,162 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:06,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:06,195 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 [2022-07-22 01:36:06,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:06,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:06,196 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:06,197 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-07-22 01:36:06,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:06,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:06,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:06,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:06,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:06,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:06,205 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:06,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:06,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:06,224 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-07-22 01:36:06,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:06,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:06,225 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:06,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-07-22 01:36:06,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:06,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:06,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:06,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:06,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:06,240 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:06,240 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:06,250 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 01:36:06,283 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-07-22 01:36:06,283 INFO L444 ModelExtractionUtils]: 31 out of 43 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-07-22 01:36:06,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:06,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:06,284 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:06,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-07-22 01:36:06,286 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 01:36:06,293 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-22 01:36:06,293 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 01:36:06,294 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~in~0#1.base)_2, ULTIMATE.start_strtol_~nptr#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_~in~0#1.base)_2 - 1*ULTIMATE.start_strtol_~nptr#1.offset Supporting invariants [] [2022-07-22 01:36:06,309 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-07-22 01:36:06,342 INFO L293 tatePredicateManager]: 10 out of 12 supporting invariants were superfluous and have been removed [2022-07-22 01:36:06,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:06,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:36:06,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 01:36:06,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:36:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:36:06,420 WARN L261 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-22 01:36:06,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:36:06,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:36:06,441 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-07-22 01:36:06,441 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 54 transitions. cyclomatic complexity: 20 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:06,543 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:06,553 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 54 transitions. cyclomatic complexity: 20. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 115 states and 171 transitions. Complement of second has 7 states. [2022-07-22 01:36:06,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-22 01:36:06,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:06,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 85 transitions. [2022-07-22 01:36:06,555 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 85 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 01:36:06,555 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:36:06,555 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 85 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 01:36:06,555 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:36:06,555 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 85 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-22 01:36:06,555 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:36:06,555 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 115 states and 171 transitions. [2022-07-22 01:36:06,556 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 22 [2022-07-22 01:36:06,557 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 115 states to 68 states and 98 transitions. [2022-07-22 01:36:06,557 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 57 [2022-07-22 01:36:06,557 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 64 [2022-07-22 01:36:06,557 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 98 transitions. [2022-07-22 01:36:06,557 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 01:36:06,557 INFO L369 hiAutomatonCegarLoop]: Abstraction has 68 states and 98 transitions. [2022-07-22 01:36:06,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 98 transitions. [2022-07-22 01:36:06,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 42. [2022-07-22 01:36:06,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 41 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:06,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 60 transitions. [2022-07-22 01:36:06,559 INFO L392 hiAutomatonCegarLoop]: Abstraction has 42 states and 60 transitions. [2022-07-22 01:36:06,559 INFO L374 stractBuchiCegarLoop]: Abstraction has 42 states and 60 transitions. [2022-07-22 01:36:06,559 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-22 01:36:06,559 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 42 states and 60 transitions. [2022-07-22 01:36:06,560 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-22 01:36:06,560 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:36:06,560 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:36:06,560 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 01:36:06,560 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 01:36:06,560 INFO L752 eck$LassoCheckResult]: Stem: 633#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 615#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 616#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 626#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 627#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 635#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 636#L555-1 assume !(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1; 612#L555-4 call strtol_#t~mem23#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 613#L556 assume 45 == strtol_#t~mem23#1;havoc strtol_#t~mem23#1;strtol_~neg~1#1 := -1;strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;havoc strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset; 645#L556-2 assume { :begin_inline_strtoul } true;strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset, strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset, strtoul_#in~base#1 := strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1;havoc strtoul_#res#1;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset, strtoul_#t~mem2#1, strtoul_#t~mem4#1, strtoul_#t~post5#1.base, strtoul_#t~post5#1.offset, strtoul_#t~mem6#1, strtoul_#t~pre7#1.base, strtoul_#t~pre7#1.offset, strtoul_#t~mem8#1, strtoul_#t~short9#1, strtoul_~b~0#1, strtoul_#t~mem10#1, strtoul_#t~mem11#1, strtoul_#t~mem12#1, strtoul_#t~short13#1, strtoul_#t~mem14#1, strtoul_#t~ite17#1, strtoul_#t~ite16#1, strtoul_#t~ite15#1, strtoul_~x~0#1, strtoul_~w~0#1, strtoul_#t~pre18#1.base, strtoul_#t~pre18#1.offset, strtoul_~c~0#1, strtoul_#t~mem19#1, strtoul_#t~ite20#1, strtoul_~ptr#1.base, strtoul_~ptr#1.offset, strtoul_~endptr#1.base, strtoul_~endptr#1.offset, strtoul_~base#1, strtoul_~neg~0#1, strtoul_~v~0#1, strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset, strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset;strtoul_~ptr#1.base, strtoul_~ptr#1.offset := strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset;strtoul_~endptr#1.base, strtoul_~endptr#1.offset := strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset;strtoul_~base#1 := strtoul_#in~base#1;strtoul_~neg~0#1 := 0;strtoul_~v~0#1 := 0;havoc strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~ptr#1.base, strtoul_~ptr#1.offset; 624#L513-3 [2022-07-22 01:36:06,560 INFO L754 eck$LassoCheckResult]: Loop: 624#L513-3 call strtoul_#t~mem2#1 := read~int(strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset, 1); 625#L513-1 assume !!(32 == strtoul_#t~mem2#1);havoc strtoul_#t~mem2#1;strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset; 624#L513-3 [2022-07-22 01:36:06,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:06,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1771613240, now seen corresponding path program 1 times [2022-07-22 01:36:06,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:06,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982620381] [2022-07-22 01:36:06,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:06,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:06,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:36:06,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:36:06,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 01:36:06,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982620381] [2022-07-22 01:36:06,640 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982620381] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 01:36:06,640 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 01:36:06,640 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-22 01:36:06,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775558741] [2022-07-22 01:36:06,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 01:36:06,641 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 01:36:06,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:06,641 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 1 times [2022-07-22 01:36:06,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:06,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002387074] [2022-07-22 01:36:06,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:06,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:06,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:06,645 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:06,648 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:06,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 01:36:06,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 01:36:06,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-22 01:36:06,675 INFO L87 Difference]: Start difference. First operand 42 states and 60 transitions. cyclomatic complexity: 22 Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:06,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 01:36:06,785 INFO L93 Difference]: Finished difference Result 72 states and 101 transitions. [2022-07-22 01:36:06,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 01:36:06,786 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 72 states and 101 transitions. [2022-07-22 01:36:06,787 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 22 [2022-07-22 01:36:06,788 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 72 states to 69 states and 98 transitions. [2022-07-22 01:36:06,788 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 64 [2022-07-22 01:36:06,788 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 64 [2022-07-22 01:36:06,788 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 98 transitions. [2022-07-22 01:36:06,788 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 01:36:06,789 INFO L369 hiAutomatonCegarLoop]: Abstraction has 69 states and 98 transitions. [2022-07-22 01:36:06,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 98 transitions. [2022-07-22 01:36:06,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 41. [2022-07-22 01:36:06,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.4146341463414633) internal successors, (58), 40 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:06,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 58 transitions. [2022-07-22 01:36:06,792 INFO L392 hiAutomatonCegarLoop]: Abstraction has 41 states and 58 transitions. [2022-07-22 01:36:06,792 INFO L374 stractBuchiCegarLoop]: Abstraction has 41 states and 58 transitions. [2022-07-22 01:36:06,792 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-22 01:36:06,792 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 58 transitions. [2022-07-22 01:36:06,793 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-22 01:36:06,793 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:36:06,793 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:36:06,793 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 01:36:06,794 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 01:36:06,794 INFO L752 eck$LassoCheckResult]: Stem: 762#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 743#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 744#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 753#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 754#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 763#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 764#L555-1 assume !(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1; 737#L555-4 call strtol_#t~mem23#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 738#L556 assume !(45 == strtol_#t~mem23#1);havoc strtol_#t~mem23#1; 771#L556-2 assume { :begin_inline_strtoul } true;strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset, strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset, strtoul_#in~base#1 := strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1;havoc strtoul_#res#1;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset, strtoul_#t~mem2#1, strtoul_#t~mem4#1, strtoul_#t~post5#1.base, strtoul_#t~post5#1.offset, strtoul_#t~mem6#1, strtoul_#t~pre7#1.base, strtoul_#t~pre7#1.offset, strtoul_#t~mem8#1, strtoul_#t~short9#1, strtoul_~b~0#1, strtoul_#t~mem10#1, strtoul_#t~mem11#1, strtoul_#t~mem12#1, strtoul_#t~short13#1, strtoul_#t~mem14#1, strtoul_#t~ite17#1, strtoul_#t~ite16#1, strtoul_#t~ite15#1, strtoul_~x~0#1, strtoul_~w~0#1, strtoul_#t~pre18#1.base, strtoul_#t~pre18#1.offset, strtoul_~c~0#1, strtoul_#t~mem19#1, strtoul_#t~ite20#1, strtoul_~ptr#1.base, strtoul_~ptr#1.offset, strtoul_~endptr#1.base, strtoul_~endptr#1.offset, strtoul_~base#1, strtoul_~neg~0#1, strtoul_~v~0#1, strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset, strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset;strtoul_~ptr#1.base, strtoul_~ptr#1.offset := strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset;strtoul_~endptr#1.base, strtoul_~endptr#1.offset := strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset;strtoul_~base#1 := strtoul_#in~base#1;strtoul_~neg~0#1 := 0;strtoul_~v~0#1 := 0;havoc strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~ptr#1.base, strtoul_~ptr#1.offset; 758#L513-3 [2022-07-22 01:36:06,794 INFO L754 eck$LassoCheckResult]: Loop: 758#L513-3 call strtoul_#t~mem2#1 := read~int(strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset, 1); 759#L513-1 assume !!(32 == strtoul_#t~mem2#1);havoc strtoul_#t~mem2#1;strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset; 758#L513-3 [2022-07-22 01:36:06,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:06,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1771613302, now seen corresponding path program 1 times [2022-07-22 01:36:06,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:06,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175736313] [2022-07-22 01:36:06,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:06,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:06,817 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:06,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:06,834 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:06,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:06,835 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 2 times [2022-07-22 01:36:06,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:06,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145003415] [2022-07-22 01:36:06,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:06,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:06,837 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:06,839 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:06,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:06,839 INFO L85 PathProgramCache]: Analyzing trace with hash 1713335515, now seen corresponding path program 1 times [2022-07-22 01:36:06,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:06,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586700968] [2022-07-22 01:36:06,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:06,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:36:06,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:36:06,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 01:36:06,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586700968] [2022-07-22 01:36:06,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586700968] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 01:36:06,886 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 01:36:06,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 01:36:06,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4794376] [2022-07-22 01:36:06,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 01:36:06,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 01:36:06,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 01:36:06,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-22 01:36:06,913 INFO L87 Difference]: Start difference. First operand 41 states and 58 transitions. cyclomatic complexity: 21 Second operand has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 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) [2022-07-22 01:36:06,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 01:36:06,999 INFO L93 Difference]: Finished difference Result 83 states and 120 transitions. [2022-07-22 01:36:06,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 01:36:07,001 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 83 states and 120 transitions. [2022-07-22 01:36:07,002 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 20 [2022-07-22 01:36:07,004 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 83 states to 83 states and 120 transitions. [2022-07-22 01:36:07,004 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 79 [2022-07-22 01:36:07,005 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 79 [2022-07-22 01:36:07,005 INFO L73 IsDeterministic]: Start isDeterministic. Operand 83 states and 120 transitions. [2022-07-22 01:36:07,006 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 01:36:07,006 INFO L369 hiAutomatonCegarLoop]: Abstraction has 83 states and 120 transitions. [2022-07-22 01:36:07,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states and 120 transitions. [2022-07-22 01:36:07,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 44. [2022-07-22 01:36:07,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.3863636363636365) internal successors, (61), 43 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:07,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 61 transitions. [2022-07-22 01:36:07,015 INFO L392 hiAutomatonCegarLoop]: Abstraction has 44 states and 61 transitions. [2022-07-22 01:36:07,016 INFO L374 stractBuchiCegarLoop]: Abstraction has 44 states and 61 transitions. [2022-07-22 01:36:07,016 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-22 01:36:07,016 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 61 transitions. [2022-07-22 01:36:07,017 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-22 01:36:07,017 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:36:07,017 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:36:07,018 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 01:36:07,018 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 01:36:07,018 INFO L752 eck$LassoCheckResult]: Stem: 901#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 882#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 883#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 892#L565-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 894#L565-2 main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 895#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 896#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 915#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 905#L555-1 assume !(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1; 876#L555-4 call strtol_#t~mem23#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 877#L556 assume 45 == strtol_#t~mem23#1;havoc strtol_#t~mem23#1;strtol_~neg~1#1 := -1;strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;havoc strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset; 917#L556-2 assume { :begin_inline_strtoul } true;strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset, strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset, strtoul_#in~base#1 := strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1;havoc strtoul_#res#1;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset, strtoul_#t~mem2#1, strtoul_#t~mem4#1, strtoul_#t~post5#1.base, strtoul_#t~post5#1.offset, strtoul_#t~mem6#1, strtoul_#t~pre7#1.base, strtoul_#t~pre7#1.offset, strtoul_#t~mem8#1, strtoul_#t~short9#1, strtoul_~b~0#1, strtoul_#t~mem10#1, strtoul_#t~mem11#1, strtoul_#t~mem12#1, strtoul_#t~short13#1, strtoul_#t~mem14#1, strtoul_#t~ite17#1, strtoul_#t~ite16#1, strtoul_#t~ite15#1, strtoul_~x~0#1, strtoul_~w~0#1, strtoul_#t~pre18#1.base, strtoul_#t~pre18#1.offset, strtoul_~c~0#1, strtoul_#t~mem19#1, strtoul_#t~ite20#1, strtoul_~ptr#1.base, strtoul_~ptr#1.offset, strtoul_~endptr#1.base, strtoul_~endptr#1.offset, strtoul_~base#1, strtoul_~neg~0#1, strtoul_~v~0#1, strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset, strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset;strtoul_~ptr#1.base, strtoul_~ptr#1.offset := strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset;strtoul_~endptr#1.base, strtoul_~endptr#1.offset := strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset;strtoul_~base#1 := strtoul_#in~base#1;strtoul_~neg~0#1 := 0;strtoul_~v~0#1 := 0;havoc strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~ptr#1.base, strtoul_~ptr#1.offset; 897#L513-3 [2022-07-22 01:36:07,018 INFO L754 eck$LassoCheckResult]: Loop: 897#L513-3 call strtoul_#t~mem2#1 := read~int(strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset, 1); 898#L513-1 assume !!(32 == strtoul_#t~mem2#1);havoc strtoul_#t~mem2#1;strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset; 897#L513-3 [2022-07-22 01:36:07,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:07,018 INFO L85 PathProgramCache]: Analyzing trace with hash 826794262, now seen corresponding path program 1 times [2022-07-22 01:36:07,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:07,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498176408] [2022-07-22 01:36:07,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:07,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:07,035 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:07,055 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:07,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:07,056 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 3 times [2022-07-22 01:36:07,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:07,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071237199] [2022-07-22 01:36:07,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:07,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:07,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:07,059 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:07,061 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:07,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:07,062 INFO L85 PathProgramCache]: Analyzing trace with hash -19662469, now seen corresponding path program 1 times [2022-07-22 01:36:07,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:07,062 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392620157] [2022-07-22 01:36:07,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:07,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:36:07,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:36:07,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 01:36:07,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392620157] [2022-07-22 01:36:07,256 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392620157] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 01:36:07,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1650533900] [2022-07-22 01:36:07,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:07,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 01:36:07,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:07,257 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 01:36:07,258 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2022-07-22 01:36:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:36:07,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 38 conjunts are in the unsatisfiable core [2022-07-22 01:36:07,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:36:07,391 INFO L390 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 14 treesize of output 10 [2022-07-22 01:36:07,577 INFO L173 IndexEqualityManager]: detected equality via solver [2022-07-22 01:36:07,578 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-07-22 01:36:07,578 INFO L390 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 18 treesize of output 10 [2022-07-22 01:36:07,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:36:07,592 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 01:36:07,674 INFO L390 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 14 [2022-07-22 01:36:07,677 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2022-07-22 01:36:07,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:36:07,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1650533900] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 01:36:07,809 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 01:36:07,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 10] total 27 [2022-07-22 01:36:07,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626284987] [2022-07-22 01:36:07,810 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 01:36:07,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 01:36:07,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-07-22 01:36:07,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=662, Unknown=0, NotChecked=0, Total=756 [2022-07-22 01:36:07,838 INFO L87 Difference]: Start difference. First operand 44 states and 61 transitions. cyclomatic complexity: 21 Second operand has 28 states, 27 states have (on average 1.4074074074074074) internal successors, (38), 28 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:08,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 01:36:08,073 INFO L93 Difference]: Finished difference Result 86 states and 117 transitions. [2022-07-22 01:36:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-22 01:36:08,074 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 86 states and 117 transitions. [2022-07-22 01:36:08,074 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 20 [2022-07-22 01:36:08,075 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 86 states to 86 states and 117 transitions. [2022-07-22 01:36:08,075 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 78 [2022-07-22 01:36:08,075 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 78 [2022-07-22 01:36:08,075 INFO L73 IsDeterministic]: Start isDeterministic. Operand 86 states and 117 transitions. [2022-07-22 01:36:08,075 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 01:36:08,075 INFO L369 hiAutomatonCegarLoop]: Abstraction has 86 states and 117 transitions. [2022-07-22 01:36:08,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states and 117 transitions. [2022-07-22 01:36:08,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 51. [2022-07-22 01:36:08,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 51 states have (on average 1.392156862745098) internal successors, (71), 50 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:08,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 71 transitions. [2022-07-22 01:36:08,077 INFO L392 hiAutomatonCegarLoop]: Abstraction has 51 states and 71 transitions. [2022-07-22 01:36:08,077 INFO L374 stractBuchiCegarLoop]: Abstraction has 51 states and 71 transitions. [2022-07-22 01:36:08,077 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-22 01:36:08,077 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 51 states and 71 transitions. [2022-07-22 01:36:08,077 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-22 01:36:08,077 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:36:08,077 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:36:08,078 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 01:36:08,078 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 01:36:08,078 INFO L752 eck$LassoCheckResult]: Stem: 1155#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1135#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 1136#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 1145#L565-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 1147#L565-2 main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 1176#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 1175#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 1174#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 1166#L555-1 assume !!(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1;strtol_#t~post22#1.base, strtol_#t~post22#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#t~post22#1.base, 1 + strtol_#t~post22#1.offset;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset; 1158#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 1159#L555-1 assume !(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1; 1173#L555-4 call strtol_#t~mem23#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 1172#L556 assume 45 == strtol_#t~mem23#1;havoc strtol_#t~mem23#1;strtol_~neg~1#1 := -1;strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;havoc strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset; 1171#L556-2 assume { :begin_inline_strtoul } true;strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset, strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset, strtoul_#in~base#1 := strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1;havoc strtoul_#res#1;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset, strtoul_#t~mem2#1, strtoul_#t~mem4#1, strtoul_#t~post5#1.base, strtoul_#t~post5#1.offset, strtoul_#t~mem6#1, strtoul_#t~pre7#1.base, strtoul_#t~pre7#1.offset, strtoul_#t~mem8#1, strtoul_#t~short9#1, strtoul_~b~0#1, strtoul_#t~mem10#1, strtoul_#t~mem11#1, strtoul_#t~mem12#1, strtoul_#t~short13#1, strtoul_#t~mem14#1, strtoul_#t~ite17#1, strtoul_#t~ite16#1, strtoul_#t~ite15#1, strtoul_~x~0#1, strtoul_~w~0#1, strtoul_#t~pre18#1.base, strtoul_#t~pre18#1.offset, strtoul_~c~0#1, strtoul_#t~mem19#1, strtoul_#t~ite20#1, strtoul_~ptr#1.base, strtoul_~ptr#1.offset, strtoul_~endptr#1.base, strtoul_~endptr#1.offset, strtoul_~base#1, strtoul_~neg~0#1, strtoul_~v~0#1, strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset, strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset;strtoul_~ptr#1.base, strtoul_~ptr#1.offset := strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset;strtoul_~endptr#1.base, strtoul_~endptr#1.offset := strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset;strtoul_~base#1 := strtoul_#in~base#1;strtoul_~neg~0#1 := 0;strtoul_~v~0#1 := 0;havoc strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~ptr#1.base, strtoul_~ptr#1.offset; 1170#L513-3 [2022-07-22 01:36:08,078 INFO L754 eck$LassoCheckResult]: Loop: 1170#L513-3 call strtoul_#t~mem2#1 := read~int(strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset, 1); 1169#L513-1 assume !!(32 == strtoul_#t~mem2#1);havoc strtoul_#t~mem2#1;strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset; 1170#L513-3 [2022-07-22 01:36:08,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:08,078 INFO L85 PathProgramCache]: Analyzing trace with hash 29009009, now seen corresponding path program 1 times [2022-07-22 01:36:08,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:08,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958586476] [2022-07-22 01:36:08,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:08,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:08,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:36:08,197 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:36:08,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 01:36:08,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958586476] [2022-07-22 01:36:08,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958586476] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 01:36:08,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [647970000] [2022-07-22 01:36:08,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:08,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 01:36:08,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:08,200 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 01:36:08,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2022-07-22 01:36:08,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:36:08,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 23 conjunts are in the unsatisfiable core [2022-07-22 01:36:08,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:36:08,331 INFO L390 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 14 treesize of output 10 [2022-07-22 01:36:08,433 INFO L173 IndexEqualityManager]: detected equality via solver [2022-07-22 01:36:08,435 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-07-22 01:36:08,435 INFO L390 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 18 treesize of output 10 [2022-07-22 01:36:08,448 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:36:08,448 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 01:36:08,511 INFO L390 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 13 [2022-07-22 01:36:08,514 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2022-07-22 01:36:08,650 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:36:08,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [647970000] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 01:36:08,651 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 01:36:08,651 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 10] total 25 [2022-07-22 01:36:08,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918246465] [2022-07-22 01:36:08,651 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 01:36:08,651 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 01:36:08,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:08,651 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 4 times [2022-07-22 01:36:08,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:08,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937964421] [2022-07-22 01:36:08,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:08,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:08,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:08,654 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:08,655 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:08,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 01:36:08,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-07-22 01:36:08,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2022-07-22 01:36:08,682 INFO L87 Difference]: Start difference. First operand 51 states and 71 transitions. cyclomatic complexity: 24 Second operand has 25 states, 25 states have (on average 1.44) internal successors, (36), 25 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:08,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 01:36:08,879 INFO L93 Difference]: Finished difference Result 88 states and 120 transitions. [2022-07-22 01:36:08,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-22 01:36:08,879 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 88 states and 120 transitions. [2022-07-22 01:36:08,880 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 20 [2022-07-22 01:36:08,880 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 88 states to 86 states and 118 transitions. [2022-07-22 01:36:08,880 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 76 [2022-07-22 01:36:08,880 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 76 [2022-07-22 01:36:08,880 INFO L73 IsDeterministic]: Start isDeterministic. Operand 86 states and 118 transitions. [2022-07-22 01:36:08,880 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 01:36:08,880 INFO L369 hiAutomatonCegarLoop]: Abstraction has 86 states and 118 transitions. [2022-07-22 01:36:08,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states and 118 transitions. [2022-07-22 01:36:08,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 53. [2022-07-22 01:36:08,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 52 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:08,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 74 transitions. [2022-07-22 01:36:08,882 INFO L392 hiAutomatonCegarLoop]: Abstraction has 53 states and 74 transitions. [2022-07-22 01:36:08,882 INFO L374 stractBuchiCegarLoop]: Abstraction has 53 states and 74 transitions. [2022-07-22 01:36:08,882 INFO L287 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-22 01:36:08,882 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 53 states and 74 transitions. [2022-07-22 01:36:08,883 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-22 01:36:08,883 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:36:08,883 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:36:08,883 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 01:36:08,883 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 01:36:08,883 INFO L752 eck$LassoCheckResult]: Stem: 1412#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1392#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 1393#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 1402#L565-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 1404#L565-2 main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 1433#L565-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 1407#L565-2 main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 1405#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 1406#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 1423#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 1416#L555-1 assume !(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1; 1426#L555-4 call strtol_#t~mem23#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 1427#L556 assume 45 == strtol_#t~mem23#1;havoc strtol_#t~mem23#1;strtol_~neg~1#1 := -1;strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;havoc strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset; 1436#L556-2 assume { :begin_inline_strtoul } true;strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset, strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset, strtoul_#in~base#1 := strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1;havoc strtoul_#res#1;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset, strtoul_#t~mem2#1, strtoul_#t~mem4#1, strtoul_#t~post5#1.base, strtoul_#t~post5#1.offset, strtoul_#t~mem6#1, strtoul_#t~pre7#1.base, strtoul_#t~pre7#1.offset, strtoul_#t~mem8#1, strtoul_#t~short9#1, strtoul_~b~0#1, strtoul_#t~mem10#1, strtoul_#t~mem11#1, strtoul_#t~mem12#1, strtoul_#t~short13#1, strtoul_#t~mem14#1, strtoul_#t~ite17#1, strtoul_#t~ite16#1, strtoul_#t~ite15#1, strtoul_~x~0#1, strtoul_~w~0#1, strtoul_#t~pre18#1.base, strtoul_#t~pre18#1.offset, strtoul_~c~0#1, strtoul_#t~mem19#1, strtoul_#t~ite20#1, strtoul_~ptr#1.base, strtoul_~ptr#1.offset, strtoul_~endptr#1.base, strtoul_~endptr#1.offset, strtoul_~base#1, strtoul_~neg~0#1, strtoul_~v~0#1, strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset, strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset;strtoul_~ptr#1.base, strtoul_~ptr#1.offset := strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset;strtoul_~endptr#1.base, strtoul_~endptr#1.offset := strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset;strtoul_~base#1 := strtoul_#in~base#1;strtoul_~neg~0#1 := 0;strtoul_~v~0#1 := 0;havoc strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~ptr#1.base, strtoul_~ptr#1.offset; 1435#L513-3 [2022-07-22 01:36:08,883 INFO L754 eck$LassoCheckResult]: Loop: 1435#L513-3 call strtoul_#t~mem2#1 := read~int(strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset, 1); 1434#L513-1 assume !!(32 == strtoul_#t~mem2#1);havoc strtoul_#t~mem2#1;strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset; 1435#L513-3 [2022-07-22 01:36:08,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:08,883 INFO L85 PathProgramCache]: Analyzing trace with hash -906144140, now seen corresponding path program 2 times [2022-07-22 01:36:08,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:08,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627091131] [2022-07-22 01:36:08,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:08,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:08,892 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:08,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:08,899 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:08,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:08,900 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 5 times [2022-07-22 01:36:08,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:08,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808973370] [2022-07-22 01:36:08,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:08,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:08,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:08,901 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:08,903 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:08,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:08,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1073844057, now seen corresponding path program 2 times [2022-07-22 01:36:08,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:36:08,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487970482] [2022-07-22 01:36:08,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:36:08,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:36:08,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:08,912 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:36:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:36:08,920 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:36:10,379 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:36:10,379 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:36:10,379 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:36:10,379 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:36:10,379 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 01:36:10,379 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:10,380 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:36:10,380 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:36:10,380 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtol.i_Iteration8_Lasso [2022-07-22 01:36:10,380 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:36:10,380 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:36:10,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:10,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,100 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:36:11,579 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:36:11,579 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 01:36:11,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:11,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:11,581 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:11,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-07-22 01:36:11,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:11,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:11,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:11,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:11,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:11,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:11,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:11,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:11,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:11,617 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:11,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:11,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:11,618 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:11,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-07-22 01:36:11,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:11,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:11,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:11,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:11,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:11,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:11,628 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:11,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:11,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:11,648 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-07-22 01:36:11,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:11,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:11,655 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:11,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-07-22 01:36:11,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:11,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:11,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:11,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:11,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:11,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:11,663 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:11,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:11,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:11,681 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:11,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:11,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:11,683 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:11,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-07-22 01:36:11,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:11,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:11,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:11,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:11,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:11,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:11,696 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:11,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:11,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:11,713 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-07-22 01:36:11,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:11,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:11,714 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:11,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-07-22 01:36:11,716 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 [2022-07-22 01:36:11,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:11,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:11,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:11,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:11,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:11,727 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:11,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:11,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:11,760 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:11,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:11,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:11,761 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:11,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-07-22 01:36:11,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:11,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:11,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:11,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:11,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:11,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:11,768 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:11,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:11,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:11,799 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:11,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:11,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:11,800 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:11,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-07-22 01:36:11,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:11,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:11,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:11,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:11,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:11,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:11,808 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:11,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:11,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:11,823 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-07-22 01:36:11,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:11,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:11,825 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:11,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-07-22 01:36:11,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:11,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:11,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:11,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:11,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:11,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:11,832 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:11,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:11,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:11,854 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:11,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:11,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:11,855 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:11,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-07-22 01:36:11,857 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 [2022-07-22 01:36:11,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:11,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:11,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:11,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:11,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:11,863 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:11,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:11,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:11,878 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-07-22 01:36:11,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:11,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:11,880 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:11,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-07-22 01:36:11,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:11,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:11,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:11,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:11,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:11,888 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:11,888 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:11,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:11,918 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 [2022-07-22 01:36:11,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:11,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:11,920 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:11,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-07-22 01:36:11,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:11,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:11,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:11,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:11,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:11,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:11,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:11,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:11,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:11,957 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-07-22 01:36:11,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:11,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:11,959 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:11,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-07-22 01:36:11,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:11,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:11,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:11,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:11,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:11,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:11,966 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:11,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:11,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:11,982 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 [2022-07-22 01:36:11,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:11,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:11,983 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:11,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:11,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-07-22 01:36:11,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:11,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:11,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:11,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:11,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:11,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:11,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:12,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,022 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:12,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,024 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-07-22 01:36:12,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:12,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:12,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:12,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,047 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 [2022-07-22 01:36:12,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,048 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-07-22 01:36:12,050 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 [2022-07-22 01:36:12,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:12,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:12,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:12,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,088 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:12,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,089 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,097 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:12,098 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:12,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-07-22 01:36:12,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,127 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 [2022-07-22 01:36:12,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,128 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-07-22 01:36:12,130 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 [2022-07-22 01:36:12,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:12,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,136 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:12,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:12,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,162 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-07-22 01:36:12,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,164 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-07-22 01:36:12,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:12,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,171 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:12,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:12,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,201 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:12,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,202 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-07-22 01:36:12,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:12,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,210 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:12,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:12,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,227 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 [2022-07-22 01:36:12,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,230 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-07-22 01:36:12,231 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 [2022-07-22 01:36:12,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:12,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,237 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:12,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:12,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,253 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-07-22 01:36:12,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,254 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-07-22 01:36:12,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:12,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,264 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:12,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:12,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,280 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-07-22 01:36:12,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,281 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-07-22 01:36:12,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:12,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:12,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:12,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,318 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-07-22 01:36:12,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,319 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-07-22 01:36:12,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:12,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,326 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:12,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:12,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,342 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-07-22 01:36:12,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,343 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-07-22 01:36:12,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,351 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:12,351 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:12,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,377 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:12,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,379 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-07-22 01:36:12,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,393 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:12,393 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:12,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,410 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-07-22 01:36:12,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,411 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-07-22 01:36:12,413 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 [2022-07-22 01:36:12,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,421 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:12,421 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:12,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,452 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 [2022-07-22 01:36:12,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,453 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-07-22 01:36:12,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,462 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:12,462 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:12,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,479 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:12,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,481 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-07-22 01:36:12,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,507 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:12,508 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:12,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,531 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:12,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,544 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,545 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 [2022-07-22 01:36:12,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,552 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:12,552 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:12,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-07-22 01:36:12,569 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-07-22 01:36:12,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,571 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-07-22 01:36:12,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,579 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:12,579 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:12,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-07-22 01:36:12,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,597 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-07-22 01:36:12,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:12,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:12,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:12,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,620 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-07-22 01:36:12,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,621 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) [2022-07-22 01:36:12,622 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 [2022-07-22 01:36:12,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,629 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:12,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:12,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:12,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,647 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,648 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-07-22 01:36:12,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,655 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:12,655 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:12,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,672 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:12,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,673 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-07-22 01:36:12,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:36:12,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,680 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:36:12,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:36:12,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:36:12,696 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-07-22 01:36:12,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,697 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:36:12,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:36:12,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:36:12,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:36:12,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:36:12,719 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:36:12,719 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:36:12,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-07-22 01:36:12,733 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 01:36:12,774 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2022-07-22 01:36:12,774 INFO L444 ModelExtractionUtils]: 15 out of 58 variables were initially zero. Simplification set additionally 40 variables to zero. [2022-07-22 01:36:12,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:36:12,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:36:12,776 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:36:12,778 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-07-22 01:36:12,778 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 01:36:12,784 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-22 01:36:12,784 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 01:36:12,784 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strtoul_~nptr~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc30#1.base)_3) = -1*ULTIMATE.start_strtoul_~nptr~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc30#1.base)_3 Supporting invariants [] [2022-07-22 01:36:12,800 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-07-22 01:36:12,848 INFO L293 tatePredicateManager]: 17 out of 20 supporting invariants were superfluous and have been removed [2022-07-22 01:36:12,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:36:12,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:36:12,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 16 conjunts are in the unsatisfiable core [2022-07-22 01:36:12,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:36:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:36:12,924 WARN L261 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-22 01:36:12,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:36:12,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:36:12,943 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-22 01:36:12,943 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 53 states and 74 transitions. cyclomatic complexity: 25 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:12,997 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 53 states and 74 transitions. cyclomatic complexity: 25. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 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 92 states and 131 transitions. Complement of second has 8 states. [2022-07-22 01:36:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-22 01:36:12,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:36:12,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 60 transitions. [2022-07-22 01:36:12,999 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 60 transitions. Stem has 14 letters. Loop has 2 letters. [2022-07-22 01:36:13,000 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:36:13,000 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 60 transitions. Stem has 16 letters. Loop has 2 letters. [2022-07-22 01:36:13,000 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:36:13,000 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 60 transitions. Stem has 14 letters. Loop has 4 letters. [2022-07-22 01:36:13,000 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:36:13,000 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 131 transitions. [2022-07-22 01:36:13,000 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-22 01:36:13,001 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 0 states and 0 transitions. [2022-07-22 01:36:13,001 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-22 01:36:13,001 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-22 01:36:13,001 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-22 01:36:13,001 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 01:36:13,001 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 01:36:13,001 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 01:36:13,001 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 01:36:13,001 INFO L287 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-22 01:36:13,001 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-22 01:36:13,001 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-22 01:36:13,001 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-22 01:36:13,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.07 01:36:13 BoogieIcfgContainer [2022-07-22 01:36:13,005 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-22 01:36:13,006 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 01:36:13,006 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 01:36:13,006 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 01:36:13,007 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 01:36:02" (3/4) ... [2022-07-22 01:36:13,008 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-22 01:36:13,008 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 01:36:13,013 INFO L158 Benchmark]: Toolchain (without parser) took 11750.69ms. Allocated memory was 60.8MB in the beginning and 159.4MB in the end (delta: 98.6MB). Free memory was 38.6MB in the beginning and 89.4MB in the end (delta: -50.7MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2022-07-22 01:36:13,013 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 01:36:13,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.84ms. Allocated memory is still 60.8MB. Free memory was 38.5MB in the beginning and 37.6MB in the end (delta: 902.1kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-22 01:36:13,013 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.26ms. Allocated memory is still 60.8MB. Free memory was 37.4MB in the beginning and 35.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-22 01:36:13,014 INFO L158 Benchmark]: Boogie Preprocessor took 26.45ms. Allocated memory is still 60.8MB. Free memory was 35.2MB in the beginning and 33.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-22 01:36:13,014 INFO L158 Benchmark]: RCFGBuilder took 374.84ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 33.1MB in the beginning and 53.7MB in the end (delta: -20.7MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2022-07-22 01:36:13,014 INFO L158 Benchmark]: BuchiAutomizer took 10901.28ms. Allocated memory was 81.8MB in the beginning and 159.4MB in the end (delta: 77.6MB). Free memory was 53.7MB in the beginning and 89.4MB in the end (delta: -35.6MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2022-07-22 01:36:13,014 INFO L158 Benchmark]: Witness Printer took 1.92ms. Allocated memory is still 159.4MB. Free memory is still 89.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 01:36:13,015 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.84ms. Allocated memory is still 60.8MB. Free memory was 38.5MB in the beginning and 37.6MB in the end (delta: 902.1kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.26ms. Allocated memory is still 60.8MB. Free memory was 37.4MB in the beginning and 35.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.45ms. Allocated memory is still 60.8MB. Free memory was 35.2MB in the beginning and 33.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 374.84ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 33.1MB in the beginning and 53.7MB in the end (delta: -20.7MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 10901.28ms. Allocated memory was 81.8MB in the beginning and 159.4MB in the end (delta: 77.6MB). Free memory was 53.7MB in the beginning and 89.4MB in the end (delta: -35.6MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * Witness Printer took 1.92ms. Allocated memory is still 159.4MB. Free memory is still 89.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 8 terminating modules (5 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + unknown-#length-unknown[__builtin_alloca (in_len)] and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[in] + -1 * nptr and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (in_len)] + -1 * nptr and consists of 6 locations. 5 modules have a trivial ranking function, the largest among these consists of 28 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.8s and 9 iterations. TraceHistogramMax:2. Analysis of lassos took 9.4s. Construction of modules took 0.3s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 5. Automata minimization 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 212 StatesRemovedByMinimization, 6 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 700 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 700 mSDsluCounter, 1936 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 15 IncrementalHoareTripleChecker+Unchecked, 1603 mSDsCounter, 57 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 745 IncrementalHoareTripleChecker+Invalid, 817 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 57 mSolverCounterUnsat, 333 mSDtfsCounter, 745 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc3 concLT0 SILN0 SILU2 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital225 mio100 ax100 hnf100 lsp93 ukn70 mio100 lsp50 div100 bol100 ite100 ukn100 eq185 hnf89 smp98 dnf100 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 39ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-22 01:36:13,037 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-07-22 01:36:13,252 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:13,459 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2022-07-22 01:36:13,659 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE