./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 f4b24e32 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-?-f4b24e3 [2022-07-14 14:58:04,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 14:58:04,960 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 14:58:04,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 14:58:04,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 14:58:04,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 14:58:05,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 14:58:05,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 14:58:05,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 14:58:05,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 14:58:05,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 14:58:05,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 14:58:05,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 14:58:05,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 14:58:05,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 14:58:05,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 14:58:05,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 14:58:05,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 14:58:05,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 14:58:05,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 14:58:05,025 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 14:58:05,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 14:58:05,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 14:58:05,027 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 14:58:05,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 14:58:05,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 14:58:05,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 14:58:05,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 14:58:05,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 14:58:05,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 14:58:05,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 14:58:05,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 14:58:05,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 14:58:05,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 14:58:05,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 14:58:05,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 14:58:05,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 14:58:05,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 14:58:05,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 14:58:05,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 14:58:05,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 14:58:05,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 14:58:05,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-07-14 14:58:05,062 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 14:58:05,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 14:58:05,063 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 14:58:05,063 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 14:58:05,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 14:58:05,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 14:58:05,064 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 14:58:05,064 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-14 14:58:05,065 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-14 14:58:05,065 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-14 14:58:05,065 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-14 14:58:05,065 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-14 14:58:05,066 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-14 14:58:05,066 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 14:58:05,066 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 14:58:05,066 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 14:58:05,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 14:58:05,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-14 14:58:05,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-14 14:58:05,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-14 14:58:05,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 14:58:05,067 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-14 14:58:05,067 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 14:58:05,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-14 14:58:05,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 14:58:05,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 14:58:05,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 14:58:05,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 14:58:05,069 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-14 14:58:05,069 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcbc91130461471a924c9b7d42b69988876440be9da9cf52278e4a7d2ea580f0 [2022-07-14 14:58:05,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 14:58:05,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 14:58:05,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 14:58:05,267 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 14:58:05,268 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 14:58:05,268 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/strtol.i [2022-07-14 14:58:05,313 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bff96a5de/2eab85902879443f8101249018e75256/FLAGf00fa3ff3 [2022-07-14 14:58:05,645 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 14:58:05,646 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/strtol.i [2022-07-14 14:58:05,656 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bff96a5de/2eab85902879443f8101249018e75256/FLAGf00fa3ff3 [2022-07-14 14:58:05,666 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bff96a5de/2eab85902879443f8101249018e75256 [2022-07-14 14:58:05,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 14:58:05,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 14:58:05,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 14:58:05,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 14:58:05,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 14:58:05,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:58:05" (1/1) ... [2022-07-14 14:58:05,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@771604a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:05, skipping insertion in model container [2022-07-14 14:58:05,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:58:05" (1/1) ... [2022-07-14 14:58:05,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 14:58:05,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 14:58:05,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 14:58:06,002 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 14:58:06,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 14:58:06,065 INFO L208 MainTranslator]: Completed translation [2022-07-14 14:58:06,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:06 WrapperNode [2022-07-14 14:58:06,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 14:58:06,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 14:58:06,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 14:58:06,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 14:58:06,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:06" (1/1) ... [2022-07-14 14:58:06,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:06" (1/1) ... [2022-07-14 14:58:06,122 INFO L137 Inliner]: procedures = 116, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 193 [2022-07-14 14:58:06,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 14:58:06,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 14:58:06,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 14:58:06,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 14:58:06,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:06" (1/1) ... [2022-07-14 14:58:06,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:06" (1/1) ... [2022-07-14 14:58:06,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:06" (1/1) ... [2022-07-14 14:58:06,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:06" (1/1) ... [2022-07-14 14:58:06,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:06" (1/1) ... [2022-07-14 14:58:06,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:06" (1/1) ... [2022-07-14 14:58:06,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:06" (1/1) ... [2022-07-14 14:58:06,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 14:58:06,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 14:58:06,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 14:58:06,170 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 14:58:06,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:06" (1/1) ... [2022-07-14 14:58:06,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:06,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:06,205 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) [2022-07-14 14:58:06,227 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 [2022-07-14 14:58:06,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 14:58:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 14:58:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 14:58:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 14:58:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 14:58:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 14:58:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 14:58:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 14:58:06,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 14:58:06,352 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 14:58:06,353 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 14:58:06,594 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 14:58:06,600 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 14:58:06,600 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-14 14:58:06,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:58:06 BoogieIcfgContainer [2022-07-14 14:58:06,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 14:58:06,603 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-14 14:58:06,603 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-14 14:58:06,605 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-14 14:58:06,606 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 14:58:06,606 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.07 02:58:05" (1/3) ... [2022-07-14 14:58:06,612 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6aad6752 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 02:58:06, skipping insertion in model container [2022-07-14 14:58:06,612 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 14:58:06,612 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:06" (2/3) ... [2022-07-14 14:58:06,613 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6aad6752 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 02:58:06, skipping insertion in model container [2022-07-14 14:58:06,613 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 14:58:06,613 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:58:06" (3/3) ... [2022-07-14 14:58:06,614 INFO L354 chiAutomizerObserver]: Analyzing ICFG strtol.i [2022-07-14 14:58:06,669 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-14 14:58:06,669 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-14 14:58:06,669 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-14 14:58:06,669 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-14 14:58:06,670 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-14 14:58:06,670 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-14 14:58:06,670 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-14 14:58:06,670 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-14 14:58:06,674 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) [2022-07-14 14:58:06,696 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 15 [2022-07-14 14:58:06,697 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:58:06,697 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:58:06,701 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-14 14:58:06,701 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 14:58:06,701 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-14 14:58:06,702 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) [2022-07-14 14:58:06,707 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 15 [2022-07-14 14:58:06,708 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:58:06,708 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:58:06,708 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-14 14:58:06,708 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 14:58:06,713 INFO L752 eck$LassoCheckResult]: Stem: 24#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 43#L563true assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 18#L565-3true [2022-07-14 14:58:06,713 INFO L754 eck$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 [2022-07-14 14:58:06,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:06,717 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-07-14 14:58:06,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:06,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839694956] [2022-07-14 14:58:06,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:06,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:06,794 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:06,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:06,820 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:06,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:06,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1443, now seen corresponding path program 1 times [2022-07-14 14:58:06,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:06,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757096378] [2022-07-14 14:58:06,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:06,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:06,846 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:06,855 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:06,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:06,856 INFO L85 PathProgramCache]: Analyzing trace with hash 28695942, now seen corresponding path program 1 times [2022-07-14 14:58:06,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:06,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022011121] [2022-07-14 14:58:06,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:06,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:06,876 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:06,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:06,896 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:07,096 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 14:58:07,097 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 14:58:07,097 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 14:58:07,097 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 14:58:07,097 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 14:58:07,097 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:07,097 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 14:58:07,098 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 14:58:07,098 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtol.i_Iteration1_Lasso [2022-07-14 14:58:07,098 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 14:58:07,098 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 14:58:07,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:07,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:07,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:07,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:07,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:07,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:07,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:07,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:07,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:07,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:07,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:07,441 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 14:58:07,443 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 14:58:07,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:07,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:07,446 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) [2022-07-14 14:58:07,447 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 [2022-07-14 14:58:07,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:07,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:07,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:07,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:07,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:07,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:07,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:07,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:07,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:07,488 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 [2022-07-14 14:58:07,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:07,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:07,490 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) [2022-07-14 14:58:07,491 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 [2022-07-14 14:58:07,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:07,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:07,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:07,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:07,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:07,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:07,498 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:07,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:07,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:07,530 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 [2022-07-14 14:58:07,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:07,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:07,532 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) [2022-07-14 14:58:07,533 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 [2022-07-14 14:58:07,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:07,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:07,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:07,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:07,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:07,553 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:07,553 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:07,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:07,588 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 [2022-07-14 14:58:07,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:07,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:07,589 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) [2022-07-14 14:58:07,590 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 [2022-07-14 14:58:07,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:07,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:07,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:07,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:07,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:07,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:07,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:07,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:07,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:07,631 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 [2022-07-14 14:58:07,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:07,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:07,633 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) [2022-07-14 14:58:07,634 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 [2022-07-14 14:58:07,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:07,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:07,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:07,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:07,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:07,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:07,641 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:07,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:07,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:07,676 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 [2022-07-14 14:58:07,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:07,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:07,677 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) [2022-07-14 14:58:07,678 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 [2022-07-14 14:58:07,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:07,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:07,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:07,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:07,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:07,691 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:07,691 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:07,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:07,721 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 [2022-07-14 14:58:07,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:07,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:07,722 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) [2022-07-14 14:58:07,723 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 [2022-07-14 14:58:07,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:07,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:07,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:07,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:07,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:07,731 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:07,731 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:07,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:07,753 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:07,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:07,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:07,755 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) [2022-07-14 14:58:07,755 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 [2022-07-14 14:58:07,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:07,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:07,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:07,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:07,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:07,769 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:07,770 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:07,783 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 14:58:07,809 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2022-07-14 14:58:07,810 INFO L444 ModelExtractionUtils]: 6 out of 22 variables were initially zero. Simplification set additionally 11 variables to zero. [2022-07-14 14:58:07,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:07,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:07,812 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) [2022-07-14 14:58:07,813 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 [2022-07-14 14:58:07,814 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 14:58:07,860 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-14 14:58:07,860 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 14:58:07,861 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] [2022-07-14 14:58:07,878 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 [2022-07-14 14:58:07,896 INFO L293 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2022-07-14 14:58:07,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:07,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 14:58:07,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:58:07,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:07,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 14:58:07,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:58:07,978 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:07,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 14:58:08,021 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 [2022-07-14 14:58:08,022 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) [2022-07-14 14:58:08,067 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. [2022-07-14 14:58:08,068 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 [2022-07-14 14:58:08,071 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) [2022-07-14 14:58:08,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 77 transitions. [2022-07-14 14:58:08,073 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 77 transitions. Stem has 3 letters. Loop has 2 letters. [2022-07-14 14:58:08,073 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:08,073 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 77 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-14 14:58:08,074 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:08,074 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 77 transitions. Stem has 3 letters. Loop has 4 letters. [2022-07-14 14:58:08,074 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:08,074 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 95 states and 151 transitions. [2022-07-14 14:58:08,077 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-14 14:58:08,079 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 95 states to 35 states and 53 transitions. [2022-07-14 14:58:08,080 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2022-07-14 14:58:08,080 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2022-07-14 14:58:08,081 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 53 transitions. [2022-07-14 14:58:08,081 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 14:58:08,081 INFO L369 hiAutomatonCegarLoop]: Abstraction has 35 states and 53 transitions. [2022-07-14 14:58:08,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 53 transitions. [2022-07-14 14:58:08,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2022-07-14 14:58:08,096 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) [2022-07-14 14:58:08,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 53 transitions. [2022-07-14 14:58:08,097 INFO L392 hiAutomatonCegarLoop]: Abstraction has 35 states and 53 transitions. [2022-07-14 14:58:08,097 INFO L374 stractBuchiCegarLoop]: Abstraction has 35 states and 53 transitions. [2022-07-14 14:58:08,097 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-14 14:58:08,097 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 53 transitions. [2022-07-14 14:58:08,098 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-14 14:58:08,098 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:58:08,098 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:58:08,098 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-14 14:58:08,098 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 14:58:08,099 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$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 235#L555-3 [2022-07-14 14:58:08,099 INFO L754 eck$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 [2022-07-14 14:58:08,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:08,099 INFO L85 PathProgramCache]: Analyzing trace with hash 28695884, now seen corresponding path program 1 times [2022-07-14 14:58:08,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:08,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106162569] [2022-07-14 14:58:08,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:08,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:08,115 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:08,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:08,128 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:08,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:08,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 1 times [2022-07-14 14:58:08,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:08,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540804604] [2022-07-14 14:58:08,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:08,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:08,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:08,132 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:08,135 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:08,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:08,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1806941585, now seen corresponding path program 1 times [2022-07-14 14:58:08,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:08,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447116937] [2022-07-14 14:58:08,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:08,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:08,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:08,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 14:58:08,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 14:58:08,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447116937] [2022-07-14 14:58:08,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447116937] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 14:58:08,231 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 14:58:08,232 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 14:58:08,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361626336] [2022-07-14 14:58:08,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 14:58:08,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 14:58:08,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 14:58:08,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 14:58:08,260 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) [2022-07-14 14:58:08,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 14:58:08,403 INFO L93 Difference]: Finished difference Result 89 states and 130 transitions. [2022-07-14 14:58:08,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 14:58:08,404 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 89 states and 130 transitions. [2022-07-14 14:58:08,410 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 35 [2022-07-14 14:58:08,411 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 89 states to 89 states and 130 transitions. [2022-07-14 14:58:08,411 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 86 [2022-07-14 14:58:08,412 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 86 [2022-07-14 14:58:08,413 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 130 transitions. [2022-07-14 14:58:08,413 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 14:58:08,413 INFO L369 hiAutomatonCegarLoop]: Abstraction has 89 states and 130 transitions. [2022-07-14 14:58:08,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 130 transitions. [2022-07-14 14:58:08,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 38. [2022-07-14 14:58:08,418 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) [2022-07-14 14:58:08,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 54 transitions. [2022-07-14 14:58:08,421 INFO L392 hiAutomatonCegarLoop]: Abstraction has 38 states and 54 transitions. [2022-07-14 14:58:08,421 INFO L374 stractBuchiCegarLoop]: Abstraction has 38 states and 54 transitions. [2022-07-14 14:58:08,421 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-14 14:58:08,421 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 54 transitions. [2022-07-14 14:58:08,422 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-14 14:58:08,422 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:58:08,422 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:58:08,422 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-14 14:58:08,422 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 14:58:08,422 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$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 383#L555-3 [2022-07-14 14:58:08,422 INFO L754 eck$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 [2022-07-14 14:58:08,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:08,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1806996910, now seen corresponding path program 1 times [2022-07-14 14:58:08,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:08,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096001575] [2022-07-14 14:58:08,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:08,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:08,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:08,447 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:08,458 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:08,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:08,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 2 times [2022-07-14 14:58:08,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:08,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139643985] [2022-07-14 14:58:08,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:08,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:08,461 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:08,463 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:08,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:08,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1357243763, now seen corresponding path program 1 times [2022-07-14 14:58:08,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:08,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377897036] [2022-07-14 14:58:08,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:08,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:08,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:08,476 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:08,495 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:09,279 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 14:58:09,280 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 14:58:09,280 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 14:58:09,280 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 14:58:09,280 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 14:58:09,280 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:09,280 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 14:58:09,280 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 14:58:09,280 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtol.i_Iteration3_Lasso [2022-07-14 14:58:09,280 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 14:58:09,280 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 14:58:09,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:09,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:10,002 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 14:58:10,003 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 14:58:10,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:10,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:10,004 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) [2022-07-14 14:58:10,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:10,011 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 [2022-07-14 14:58:10,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:10,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:10,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:10,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:10,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:10,016 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:10,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:10,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:10,046 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 [2022-07-14 14:58:10,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:10,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:10,047 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) [2022-07-14 14:58:10,047 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 [2022-07-14 14:58:10,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:10,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:10,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:10,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:10,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:10,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:10,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:10,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:10,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:10,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:10,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:10,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:10,085 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) [2022-07-14 14:58:10,086 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 [2022-07-14 14:58:10,087 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 [2022-07-14 14:58:10,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:10,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:10,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:10,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:10,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:10,092 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:10,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:10,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:10,123 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 [2022-07-14 14:58:10,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:10,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:10,124 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) [2022-07-14 14:58:10,125 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 [2022-07-14 14:58:10,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:10,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:10,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:10,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:10,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:10,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:10,132 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:10,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:10,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:10,148 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 [2022-07-14 14:58:10,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:10,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:10,149 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) [2022-07-14 14:58:10,150 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 [2022-07-14 14:58:10,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:10,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:10,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:10,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:10,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:10,158 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:10,158 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:10,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:10,187 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:10,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:10,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:10,189 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) [2022-07-14 14:58:10,190 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 [2022-07-14 14:58:10,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:10,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:10,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:10,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:10,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:10,198 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:10,198 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:10,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:10,227 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 [2022-07-14 14:58:10,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:10,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:10,229 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) [2022-07-14 14:58:10,230 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 [2022-07-14 14:58:10,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:10,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:10,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:10,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:10,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:10,236 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:10,236 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:10,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:10,261 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 [2022-07-14 14:58:10,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:10,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:10,263 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) [2022-07-14 14:58:10,263 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 [2022-07-14 14:58:10,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:10,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:10,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:10,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:10,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:10,272 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:10,272 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:10,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:10,299 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 [2022-07-14 14:58:10,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:10,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:10,300 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) [2022-07-14 14:58:10,301 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 [2022-07-14 14:58:10,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:10,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:10,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:10,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:10,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:10,309 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:10,309 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:10,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:10,328 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 [2022-07-14 14:58:10,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:10,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:10,335 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) [2022-07-14 14:58:10,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:10,341 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 [2022-07-14 14:58:10,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:10,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:10,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:10,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:10,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:10,346 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:10,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:10,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:10,369 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 [2022-07-14 14:58:10,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:10,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:10,371 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) [2022-07-14 14:58:10,371 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 [2022-07-14 14:58:10,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:10,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:10,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:10,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:10,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:10,379 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:10,379 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:10,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:10,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:10,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:10,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:10,396 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) [2022-07-14 14:58:10,397 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 [2022-07-14 14:58:10,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:10,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:10,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:10,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:10,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:10,405 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:10,405 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:10,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:10,430 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 [2022-07-14 14:58:10,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:10,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:10,444 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) [2022-07-14 14:58:10,445 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 [2022-07-14 14:58:10,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:10,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:10,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:10,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:10,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:10,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:10,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:10,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:10,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:10,482 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:10,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:10,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:10,485 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) [2022-07-14 14:58:10,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:10,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:10,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:10,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:10,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:10,501 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:10,501 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:10,511 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 [2022-07-14 14:58:10,514 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 14:58:10,553 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-07-14 14:58:10,553 INFO L444 ModelExtractionUtils]: 31 out of 43 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-07-14 14:58:10,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:10,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:10,554 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) [2022-07-14 14:58:10,555 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 [2022-07-14 14:58:10,556 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 14:58:10,577 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-14 14:58:10,577 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 14:58:10,577 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 [] [2022-07-14 14:58:10,624 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:10,645 INFO L293 tatePredicateManager]: 10 out of 12 supporting invariants were superfluous and have been removed [2022-07-14 14:58:10,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:10,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-14 14:58:10,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:58:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:10,699 WARN L261 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-14 14:58:10,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:58:10,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 14:58:10,713 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 [2022-07-14 14:58:10,714 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) [2022-07-14 14:58:10,779 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. [2022-07-14 14:58:10,780 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 [2022-07-14 14:58:10,781 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) [2022-07-14 14:58:10,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 85 transitions. [2022-07-14 14:58:10,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 85 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-14 14:58:10,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:10,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 85 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-14 14:58:10,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:10,783 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 85 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-14 14:58:10,783 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:10,783 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 115 states and 171 transitions. [2022-07-14 14:58:10,784 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 22 [2022-07-14 14:58:10,785 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 115 states to 68 states and 98 transitions. [2022-07-14 14:58:10,786 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 57 [2022-07-14 14:58:10,786 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 64 [2022-07-14 14:58:10,787 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 98 transitions. [2022-07-14 14:58:10,787 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 14:58:10,787 INFO L369 hiAutomatonCegarLoop]: Abstraction has 68 states and 98 transitions. [2022-07-14 14:58:10,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 98 transitions. [2022-07-14 14:58:10,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 42. [2022-07-14 14:58:10,789 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) [2022-07-14 14:58:10,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 60 transitions. [2022-07-14 14:58:10,790 INFO L392 hiAutomatonCegarLoop]: Abstraction has 42 states and 60 transitions. [2022-07-14 14:58:10,790 INFO L374 stractBuchiCegarLoop]: Abstraction has 42 states and 60 transitions. [2022-07-14 14:58:10,790 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-14 14:58:10,790 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 42 states and 60 transitions. [2022-07-14 14:58:10,790 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-14 14:58:10,790 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:58:10,790 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:58:10,791 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 14:58:10,791 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 14:58:10,791 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 [2022-07-14 14:58:10,792 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 [2022-07-14 14:58:10,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:10,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1771613240, now seen corresponding path program 1 times [2022-07-14 14:58:10,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:10,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481152479] [2022-07-14 14:58:10,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:10,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:10,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 14:58:10,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 14:58:10,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481152479] [2022-07-14 14:58:10,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481152479] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 14:58:10,873 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 14:58:10,873 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 14:58:10,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488017361] [2022-07-14 14:58:10,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 14:58:10,874 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 14:58:10,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:10,874 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 1 times [2022-07-14 14:58:10,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:10,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199201414] [2022-07-14 14:58:10,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:10,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:10,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:10,879 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:10,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:10,885 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:10,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 14:58:10,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 14:58:10,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 14:58:10,914 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) [2022-07-14 14:58:11,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 14:58:11,016 INFO L93 Difference]: Finished difference Result 72 states and 101 transitions. [2022-07-14 14:58:11,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 14:58:11,016 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 72 states and 101 transitions. [2022-07-14 14:58:11,019 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 22 [2022-07-14 14:58:11,020 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 72 states to 69 states and 98 transitions. [2022-07-14 14:58:11,020 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 64 [2022-07-14 14:58:11,021 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 64 [2022-07-14 14:58:11,021 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 98 transitions. [2022-07-14 14:58:11,021 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 14:58:11,021 INFO L369 hiAutomatonCegarLoop]: Abstraction has 69 states and 98 transitions. [2022-07-14 14:58:11,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 98 transitions. [2022-07-14 14:58:11,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 41. [2022-07-14 14:58:11,027 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) [2022-07-14 14:58:11,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 58 transitions. [2022-07-14 14:58:11,027 INFO L392 hiAutomatonCegarLoop]: Abstraction has 41 states and 58 transitions. [2022-07-14 14:58:11,027 INFO L374 stractBuchiCegarLoop]: Abstraction has 41 states and 58 transitions. [2022-07-14 14:58:11,027 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-14 14:58:11,028 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 58 transitions. [2022-07-14 14:58:11,028 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-14 14:58:11,028 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:58:11,028 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:58:11,028 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 14:58:11,028 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 14:58:11,029 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 [2022-07-14 14:58:11,029 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 [2022-07-14 14:58:11,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:11,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1771613302, now seen corresponding path program 1 times [2022-07-14 14:58:11,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:11,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732030062] [2022-07-14 14:58:11,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:11,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:11,066 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:11,075 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 [2022-07-14 14:58:11,082 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:11,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:11,083 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 2 times [2022-07-14 14:58:11,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:11,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002666352] [2022-07-14 14:58:11,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:11,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:11,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:11,088 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:11,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:11,093 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:11,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:11,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1713335515, now seen corresponding path program 1 times [2022-07-14 14:58:11,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:11,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489266250] [2022-07-14 14:58:11,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:11,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:11,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:11,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 14:58:11,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 14:58:11,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489266250] [2022-07-14 14:58:11,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489266250] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 14:58:11,145 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 14:58:11,145 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 14:58:11,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467054905] [2022-07-14 14:58:11,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 14:58:11,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 14:58:11,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 14:58:11,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 14:58:11,170 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) [2022-07-14 14:58:11,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 14:58:11,253 INFO L93 Difference]: Finished difference Result 83 states and 120 transitions. [2022-07-14 14:58:11,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 14:58:11,253 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 83 states and 120 transitions. [2022-07-14 14:58:11,254 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 20 [2022-07-14 14:58:11,255 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 83 states to 83 states and 120 transitions. [2022-07-14 14:58:11,255 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 79 [2022-07-14 14:58:11,255 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 79 [2022-07-14 14:58:11,255 INFO L73 IsDeterministic]: Start isDeterministic. Operand 83 states and 120 transitions. [2022-07-14 14:58:11,255 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 14:58:11,255 INFO L369 hiAutomatonCegarLoop]: Abstraction has 83 states and 120 transitions. [2022-07-14 14:58:11,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states and 120 transitions. [2022-07-14 14:58:11,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 44. [2022-07-14 14:58:11,257 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) [2022-07-14 14:58:11,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 61 transitions. [2022-07-14 14:58:11,257 INFO L392 hiAutomatonCegarLoop]: Abstraction has 44 states and 61 transitions. [2022-07-14 14:58:11,257 INFO L374 stractBuchiCegarLoop]: Abstraction has 44 states and 61 transitions. [2022-07-14 14:58:11,258 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-14 14:58:11,258 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 61 transitions. [2022-07-14 14:58:11,258 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-14 14:58:11,258 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:58:11,258 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:58:11,258 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 14:58:11,258 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 14:58:11,259 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 [2022-07-14 14:58:11,259 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 [2022-07-14 14:58:11,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:11,259 INFO L85 PathProgramCache]: Analyzing trace with hash 826794262, now seen corresponding path program 1 times [2022-07-14 14:58:11,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:11,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078486487] [2022-07-14 14:58:11,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:11,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:11,269 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:11,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:11,278 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:11,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:11,278 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 3 times [2022-07-14 14:58:11,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:11,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032609542] [2022-07-14 14:58:11,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:11,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:11,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:11,281 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:11,283 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:11,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:11,283 INFO L85 PathProgramCache]: Analyzing trace with hash -19662469, now seen corresponding path program 1 times [2022-07-14 14:58:11,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:11,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260065807] [2022-07-14 14:58:11,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:11,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:11,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 14:58:11,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 14:58:11,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260065807] [2022-07-14 14:58:11,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260065807] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-14 14:58:11,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [296025090] [2022-07-14 14:58:11,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:11,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 14:58:11,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:11,425 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) [2022-07-14 14:58:11,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2022-07-14 14:58:11,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:11,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 38 conjunts are in the unsatisfiable core [2022-07-14 14:58:11,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:58:11,580 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 [2022-07-14 14:58:11,735 INFO L173 IndexEqualityManager]: detected equality via solver [2022-07-14 14:58:11,737 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-07-14 14:58:11,737 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 [2022-07-14 14:58:11,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 14:58:11,751 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-14 14:58:11,841 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 [2022-07-14 14:58:11,844 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 [2022-07-14 14:58:11,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 14:58:11,970 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [296025090] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-14 14:58:11,970 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-14 14:58:11,970 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 10] total 27 [2022-07-14 14:58:11,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715989080] [2022-07-14 14:58:11,970 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-14 14:58:11,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 14:58:11,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-07-14 14:58:11,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=662, Unknown=0, NotChecked=0, Total=756 [2022-07-14 14:58:11,997 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) [2022-07-14 14:58:12,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 14:58:12,220 INFO L93 Difference]: Finished difference Result 86 states and 117 transitions. [2022-07-14 14:58:12,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-14 14:58:12,221 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 86 states and 117 transitions. [2022-07-14 14:58:12,222 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 20 [2022-07-14 14:58:12,222 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 86 states to 86 states and 117 transitions. [2022-07-14 14:58:12,222 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 78 [2022-07-14 14:58:12,222 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 78 [2022-07-14 14:58:12,222 INFO L73 IsDeterministic]: Start isDeterministic. Operand 86 states and 117 transitions. [2022-07-14 14:58:12,222 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 14:58:12,222 INFO L369 hiAutomatonCegarLoop]: Abstraction has 86 states and 117 transitions. [2022-07-14 14:58:12,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states and 117 transitions. [2022-07-14 14:58:12,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 51. [2022-07-14 14:58:12,224 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) [2022-07-14 14:58:12,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 71 transitions. [2022-07-14 14:58:12,224 INFO L392 hiAutomatonCegarLoop]: Abstraction has 51 states and 71 transitions. [2022-07-14 14:58:12,224 INFO L374 stractBuchiCegarLoop]: Abstraction has 51 states and 71 transitions. [2022-07-14 14:58:12,224 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-14 14:58:12,224 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 51 states and 71 transitions. [2022-07-14 14:58:12,225 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-14 14:58:12,225 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:58:12,225 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:58:12,225 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 14:58:12,225 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 14:58:12,225 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 [2022-07-14 14:58:12,225 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 [2022-07-14 14:58:12,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:12,225 INFO L85 PathProgramCache]: Analyzing trace with hash 29009009, now seen corresponding path program 1 times [2022-07-14 14:58:12,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:12,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011232114] [2022-07-14 14:58:12,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:12,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:12,339 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 14:58:12,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 14:58:12,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011232114] [2022-07-14 14:58:12,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011232114] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-14 14:58:12,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [186090262] [2022-07-14 14:58:12,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:12,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 14:58:12,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:12,340 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) [2022-07-14 14:58:12,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2022-07-14 14:58:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:12,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 23 conjunts are in the unsatisfiable core [2022-07-14 14:58:12,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:58:12,482 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 [2022-07-14 14:58:12,590 INFO L173 IndexEqualityManager]: detected equality via solver [2022-07-14 14:58:12,592 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-07-14 14:58:12,592 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 [2022-07-14 14:58:12,606 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 14:58:12,606 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-14 14:58:12,668 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 [2022-07-14 14:58:12,671 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 [2022-07-14 14:58:12,794 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 14:58:12,794 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [186090262] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-14 14:58:12,794 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-14 14:58:12,794 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 10] total 25 [2022-07-14 14:58:12,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263060763] [2022-07-14 14:58:12,794 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-14 14:58:12,795 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 14:58:12,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:12,795 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 4 times [2022-07-14 14:58:12,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:12,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436123836] [2022-07-14 14:58:12,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:12,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:12,797 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:12,799 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:12,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 14:58:12,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-07-14 14:58:12,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2022-07-14 14:58:12,823 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) [2022-07-14 14:58:12,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 14:58:12,998 INFO L93 Difference]: Finished difference Result 88 states and 120 transitions. [2022-07-14 14:58:12,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-14 14:58:12,999 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 88 states and 120 transitions. [2022-07-14 14:58:12,999 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 20 [2022-07-14 14:58:13,000 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 88 states to 86 states and 118 transitions. [2022-07-14 14:58:13,000 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 76 [2022-07-14 14:58:13,000 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 76 [2022-07-14 14:58:13,000 INFO L73 IsDeterministic]: Start isDeterministic. Operand 86 states and 118 transitions. [2022-07-14 14:58:13,000 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 14:58:13,000 INFO L369 hiAutomatonCegarLoop]: Abstraction has 86 states and 118 transitions. [2022-07-14 14:58:13,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states and 118 transitions. [2022-07-14 14:58:13,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 53. [2022-07-14 14:58:13,002 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) [2022-07-14 14:58:13,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 74 transitions. [2022-07-14 14:58:13,002 INFO L392 hiAutomatonCegarLoop]: Abstraction has 53 states and 74 transitions. [2022-07-14 14:58:13,002 INFO L374 stractBuchiCegarLoop]: Abstraction has 53 states and 74 transitions. [2022-07-14 14:58:13,002 INFO L287 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-14 14:58:13,002 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 53 states and 74 transitions. [2022-07-14 14:58:13,002 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-14 14:58:13,002 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:58:13,002 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:58:13,002 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 14:58:13,002 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 14:58:13,003 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 [2022-07-14 14:58:13,003 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 [2022-07-14 14:58:13,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:13,003 INFO L85 PathProgramCache]: Analyzing trace with hash -906144140, now seen corresponding path program 2 times [2022-07-14 14:58:13,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:13,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608368485] [2022-07-14 14:58:13,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:13,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:13,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:13,012 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:13,019 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:13,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:13,020 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 5 times [2022-07-14 14:58:13,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:13,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867626675] [2022-07-14 14:58:13,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:13,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:13,021 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:13,023 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:13,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:13,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1073844057, now seen corresponding path program 2 times [2022-07-14 14:58:13,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:13,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236393809] [2022-07-14 14:58:13,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:13,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:13,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:13,032 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:13,041 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:14,467 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 14:58:14,468 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 14:58:14,468 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 14:58:14,468 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 14:58:14,468 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 14:58:14,468 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:14,468 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 14:58:14,468 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 14:58:14,468 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtol.i_Iteration8_Lasso [2022-07-14 14:58:14,468 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 14:58:14,468 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 14:58:14,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,478 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:14,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,052 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,058 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,100 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:58:15,649 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 14:58:15,649 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 14:58:15,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:15,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:15,651 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) [2022-07-14 14:58:15,651 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 [2022-07-14 14:58:15,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:15,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:15,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:15,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:15,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:15,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:15,659 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:15,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:15,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:15,690 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 [2022-07-14 14:58:15,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:15,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:15,692 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) [2022-07-14 14:58:15,693 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 [2022-07-14 14:58:15,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:15,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:15,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:15,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:15,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:15,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:15,700 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:15,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:15,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:15,715 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 [2022-07-14 14:58:15,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:15,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:15,722 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) [2022-07-14 14:58:15,722 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 [2022-07-14 14:58:15,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:15,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:15,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:15,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:15,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:15,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:15,729 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:15,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:15,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:15,746 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-07-14 14:58:15,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:15,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:15,747 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) [2022-07-14 14:58:15,747 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 [2022-07-14 14:58:15,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:15,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:15,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:15,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:15,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:15,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:15,755 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:15,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:15,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:15,780 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 [2022-07-14 14:58:15,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:15,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:15,781 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) [2022-07-14 14:58:15,781 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 [2022-07-14 14:58:15,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:15,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:15,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:15,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:15,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:15,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:15,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:15,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:15,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:15,804 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-07-14 14:58:15,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:15,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:15,805 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) [2022-07-14 14:58:15,805 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 [2022-07-14 14:58:15,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:15,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:15,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:15,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:15,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:15,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:15,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:15,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:15,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:15,837 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 [2022-07-14 14:58:15,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:15,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:15,839 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) [2022-07-14 14:58:15,840 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 [2022-07-14 14:58:15,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:15,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:15,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:15,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:15,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:15,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:15,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:15,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:15,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:15,862 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 [2022-07-14 14:58:15,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:15,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:15,863 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) [2022-07-14 14:58:15,864 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 [2022-07-14 14:58:15,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:15,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:15,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:15,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:15,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:15,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:15,871 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:15,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:15,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:15,888 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 [2022-07-14 14:58:15,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:15,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:15,889 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) [2022-07-14 14:58:15,889 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 [2022-07-14 14:58:15,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:15,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:15,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:15,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:15,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:15,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:15,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:15,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:15,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:15,943 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:15,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:15,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:15,944 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) [2022-07-14 14:58:15,944 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 [2022-07-14 14:58:15,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:15,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:15,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:15,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:15,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:15,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:15,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:15,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:15,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:15,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:15,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:15,985 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) [2022-07-14 14:58:15,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:15,995 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 [2022-07-14 14:58:15,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:16,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,000 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:16,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:16,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,040 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 [2022-07-14 14:58:16,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,041 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) [2022-07-14 14:58:16,042 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 [2022-07-14 14:58:16,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:16,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:16,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:16,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,065 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 [2022-07-14 14:58:16,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,067 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) [2022-07-14 14:58:16,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,070 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 [2022-07-14 14:58:16,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:16,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,076 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:16,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:16,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,092 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-07-14 14:58:16,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,093 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) [2022-07-14 14:58:16,098 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 [2022-07-14 14:58:16,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:16,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,105 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:16,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:16,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,136 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:16,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,137 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) [2022-07-14 14:58:16,138 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 [2022-07-14 14:58:16,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:16,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:16,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:16,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,163 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 [2022-07-14 14:58:16,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,164 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) [2022-07-14 14:58:16,164 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 [2022-07-14 14:58:16,166 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 [2022-07-14 14:58:16,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,172 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:16,172 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:16,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,189 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-07-14 14:58:16,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,190 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) [2022-07-14 14:58:16,192 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 [2022-07-14 14:58:16,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:16,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,199 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:16,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:16,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,214 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 [2022-07-14 14:58:16,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,216 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) [2022-07-14 14:58:16,216 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 [2022-07-14 14:58:16,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:16,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,228 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:16,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:16,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-07-14 14:58:16,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,245 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) [2022-07-14 14:58:16,245 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 [2022-07-14 14:58:16,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:16,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:16,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:16,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,269 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-07-14 14:58:16,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,270 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) [2022-07-14 14:58:16,271 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 [2022-07-14 14:58:16,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:16,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,278 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:16,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:16,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,293 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 [2022-07-14 14:58:16,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,294 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) [2022-07-14 14:58:16,296 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 [2022-07-14 14:58:16,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:16,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,303 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:16,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:16,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,319 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:16,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,320 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) [2022-07-14 14:58:16,321 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 [2022-07-14 14:58:16,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:16,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,328 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:16,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:16,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,343 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 [2022-07-14 14:58:16,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,344 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) [2022-07-14 14:58:16,345 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 [2022-07-14 14:58:16,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:16,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,352 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:16,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:16,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,368 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 [2022-07-14 14:58:16,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,369 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) [2022-07-14 14:58:16,369 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 [2022-07-14 14:58:16,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,377 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:16,377 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:16,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,394 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 [2022-07-14 14:58:16,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,395 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) [2022-07-14 14:58:16,396 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 [2022-07-14 14:58:16,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:16,404 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:16,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,421 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 [2022-07-14 14:58:16,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,422 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) [2022-07-14 14:58:16,423 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 [2022-07-14 14:58:16,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,433 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:16,433 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:16,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,451 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 [2022-07-14 14:58:16,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,452 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) [2022-07-14 14:58:16,453 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 [2022-07-14 14:58:16,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,461 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:16,461 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:16,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,477 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-07-14 14:58:16,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,478 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) [2022-07-14 14:58:16,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,485 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 [2022-07-14 14:58:16,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,491 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:16,491 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:16,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-07-14 14:58:16,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,523 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) [2022-07-14 14:58:16,524 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 [2022-07-14 14:58:16,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,536 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:16,536 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:16,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,553 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 [2022-07-14 14:58:16,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,554 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) [2022-07-14 14:58:16,555 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 [2022-07-14 14:58:16,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,562 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:16,562 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:16,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,579 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 [2022-07-14 14:58:16,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,580 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) [2022-07-14 14:58:16,580 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 [2022-07-14 14:58:16,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:16,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:16,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:16,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,603 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 [2022-07-14 14:58:16,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,604 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) [2022-07-14 14:58:16,605 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 [2022-07-14 14:58:16,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,613 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:16,613 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:16,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,629 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-07-14 14:58:16,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,632 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) [2022-07-14 14:58:16,632 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 [2022-07-14 14:58:16,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,640 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:16,640 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:16,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,657 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 [2022-07-14 14:58:16,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,658 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) [2022-07-14 14:58:16,659 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 [2022-07-14 14:58:16,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:16,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,667 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:16,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:16,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:16,686 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 [2022-07-14 14:58:16,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,687 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) [2022-07-14 14:58:16,687 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 [2022-07-14 14:58:16,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:16,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:16,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:16,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:16,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:16,706 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:16,706 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:16,724 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 14:58:16,755 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2022-07-14 14:58:16,755 INFO L444 ModelExtractionUtils]: 15 out of 58 variables were initially zero. Simplification set additionally 40 variables to zero. [2022-07-14 14:58:16,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:16,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:16,757 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) [2022-07-14 14:58:16,758 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 [2022-07-14 14:58:16,758 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 14:58:16,764 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-14 14:58:16,765 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 14:58:16,765 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc30#1.base)_3, ULTIMATE.start_strtoul_~nptr~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc30#1.base)_3 - 1*ULTIMATE.start_strtoul_~nptr~0#1.offset Supporting invariants [] [2022-07-14 14:58:16,780 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 [2022-07-14 14:58:16,833 INFO L293 tatePredicateManager]: 17 out of 20 supporting invariants were superfluous and have been removed [2022-07-14 14:58:16,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:16,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 16 conjunts are in the unsatisfiable core [2022-07-14 14:58:16,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:58:16,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:16,934 WARN L261 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-14 14:58:16,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:58:16,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 14:58:16,962 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 [2022-07-14 14:58:16,962 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) [2022-07-14 14:58:17,021 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. [2022-07-14 14:58:17,021 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 [2022-07-14 14:58:17,022 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) [2022-07-14 14:58:17,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 60 transitions. [2022-07-14 14:58:17,022 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 60 transitions. Stem has 14 letters. Loop has 2 letters. [2022-07-14 14:58:17,022 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:17,022 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 60 transitions. Stem has 16 letters. Loop has 2 letters. [2022-07-14 14:58:17,022 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:17,022 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 60 transitions. Stem has 14 letters. Loop has 4 letters. [2022-07-14 14:58:17,022 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:17,023 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 131 transitions. [2022-07-14 14:58:17,023 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 14:58:17,023 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 0 states and 0 transitions. [2022-07-14 14:58:17,023 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-14 14:58:17,023 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-14 14:58:17,023 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-14 14:58:17,023 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 14:58:17,023 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 14:58:17,023 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 14:58:17,023 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 14:58:17,023 INFO L287 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-14 14:58:17,023 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-14 14:58:17,023 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 14:58:17,024 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-14 14:58:17,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.07 02:58:17 BoogieIcfgContainer [2022-07-14 14:58:17,027 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-14 14:58:17,028 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-14 14:58:17,028 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-14 14:58:17,028 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-14 14:58:17,028 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:58:06" (3/4) ... [2022-07-14 14:58:17,030 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-14 14:58:17,030 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-14 14:58:17,030 INFO L158 Benchmark]: Toolchain (without parser) took 11360.98ms. Allocated memory was 109.1MB in the beginning and 224.4MB in the end (delta: 115.3MB). Free memory was 77.8MB in the beginning and 99.7MB in the end (delta: -21.8MB). Peak memory consumption was 94.6MB. Max. memory is 16.1GB. [2022-07-14 14:58:17,030 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 14:58:17,030 INFO L158 Benchmark]: CACSL2BoogieTranslator took 396.09ms. Allocated memory is still 109.1MB. Free memory was 77.6MB in the beginning and 74.8MB in the end (delta: 2.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-14 14:58:17,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.39ms. Allocated memory is still 109.1MB. Free memory was 74.8MB in the beginning and 72.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-14 14:58:17,030 INFO L158 Benchmark]: Boogie Preprocessor took 44.72ms. Allocated memory is still 109.1MB. Free memory was 72.4MB in the beginning and 70.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-14 14:58:17,031 INFO L158 Benchmark]: RCFGBuilder took 432.83ms. Allocated memory was 109.1MB in the beginning and 155.2MB in the end (delta: 46.1MB). Free memory was 70.6MB in the beginning and 128.2MB in the end (delta: -57.6MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-07-14 14:58:17,031 INFO L158 Benchmark]: BuchiAutomizer took 10424.86ms. Allocated memory was 155.2MB in the beginning and 224.4MB in the end (delta: 69.2MB). Free memory was 128.0MB in the beginning and 99.7MB in the end (delta: 28.4MB). Peak memory consumption was 98.3MB. Max. memory is 16.1GB. [2022-07-14 14:58:17,031 INFO L158 Benchmark]: Witness Printer took 1.96ms. Allocated memory is still 224.4MB. Free memory is still 99.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 14:58:17,032 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 396.09ms. Allocated memory is still 109.1MB. Free memory was 77.6MB in the beginning and 74.8MB in the end (delta: 2.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.39ms. Allocated memory is still 109.1MB. Free memory was 74.8MB in the beginning and 72.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.72ms. Allocated memory is still 109.1MB. Free memory was 72.4MB in the beginning and 70.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 432.83ms. Allocated memory was 109.1MB in the beginning and 155.2MB in the end (delta: 46.1MB). Free memory was 70.6MB in the beginning and 128.2MB in the end (delta: -57.6MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 10424.86ms. Allocated memory was 155.2MB in the beginning and 224.4MB in the end (delta: 69.2MB). Free memory was 128.0MB in the beginning and 99.7MB in the end (delta: 28.4MB). Peak memory consumption was 98.3MB. Max. memory is 16.1GB. * Witness Printer took 1.96ms. Allocated memory is still 224.4MB. Free memory is still 99.7MB. 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 10.3s and 9 iterations. TraceHistogramMax:2. Analysis of lassos took 9.0s. Construction of modules took 0.3s. Büchi inclusion checks took 0.8s. 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: 40ms 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! [2022-07-14 14:58:17,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:17,269 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2022-07-14 14:58:17,469 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2022-07-14 14:58:17,675 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