./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/strtoul.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 906a4fb5 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/strtoul.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 ae3203c447bfdb2bf14518f0f3c5ffb7e3155909 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 18:44:13,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:44:13,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:44:13,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:44:13,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:44:13,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:44:13,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:44:13,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:44:13,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:44:13,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:44:13,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:44:13,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:44:13,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:44:13,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:44:13,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:44:13,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:44:13,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:44:13,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:44:13,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:44:13,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:44:13,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:44:13,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:44:13,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:44:13,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:44:13,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:44:13,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:44:13,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:44:13,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:44:13,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:44:13,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:44:13,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:44:13,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:44:13,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:44:13,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:44:13,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:44:13,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:44:13,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:44:13,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:44:13,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:44:13,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:44:13,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:44:13,231 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-10-19 18:44:13,273 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:44:13,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:44:13,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:44:13,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:44:13,276 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:44:13,276 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-19 18:44:13,276 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-19 18:44:13,276 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-19 18:44:13,277 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-19 18:44:13,277 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-19 18:44:13,278 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-19 18:44:13,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:44:13,279 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:44:13,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:44:13,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:44:13,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-19 18:44:13,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-19 18:44:13,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-19 18:44:13,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 18:44:13,281 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-19 18:44:13,281 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:44:13,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-19 18:44:13,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:44:13,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:44:13,282 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-19 18:44:13,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:44:13,283 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:44:13,283 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:44:13,283 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-19 18:44:13,285 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-19 18:44:13,285 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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 -> ae3203c447bfdb2bf14518f0f3c5ffb7e3155909 [2020-10-19 18:44:13,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:44:13,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:44:13,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:44:13,651 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:44:13,651 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:44:13,652 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/strtoul.i [2020-10-19 18:44:13,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29a2aea37/ff3fcbd7baf443638b06fec99b34b37f/FLAG43cd29dca [2020-10-19 18:44:14,179 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:44:14,180 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/strtoul.i [2020-10-19 18:44:14,195 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29a2aea37/ff3fcbd7baf443638b06fec99b34b37f/FLAG43cd29dca [2020-10-19 18:44:14,557 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29a2aea37/ff3fcbd7baf443638b06fec99b34b37f [2020-10-19 18:44:14,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:44:14,567 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 18:44:14,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:44:14,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:44:14,573 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:44:14,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:44:14" (1/1) ... [2020-10-19 18:44:14,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b473c84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:44:14, skipping insertion in model container [2020-10-19 18:44:14,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:44:14" (1/1) ... [2020-10-19 18:44:14,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:44:14,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:44:15,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 18:44:15,165 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 18:44:15,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 18:44:15,264 INFO L208 MainTranslator]: Completed translation [2020-10-19 18:44:15,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:44:15 WrapperNode [2020-10-19 18:44:15,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:44:15,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 18:44:15,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 18:44:15,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 18:44:15,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:44:15" (1/1) ... [2020-10-19 18:44:15,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:44:15" (1/1) ... [2020-10-19 18:44:15,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 18:44:15,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 18:44:15,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 18:44:15,327 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 18:44:15,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:44:15" (1/1) ... [2020-10-19 18:44:15,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:44:15" (1/1) ... [2020-10-19 18:44:15,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:44:15" (1/1) ... [2020-10-19 18:44:15,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:44:15" (1/1) ... [2020-10-19 18:44:15,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:44:15" (1/1) ... [2020-10-19 18:44:15,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:44:15" (1/1) ... [2020-10-19 18:44:15,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:44:15" (1/1) ... [2020-10-19 18:44:15,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 18:44:15,361 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 18:44:15,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 18:44:15,362 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 18:44:15,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:44:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-19 18:44:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-19 18:44:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 18:44:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-19 18:44:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-19 18:44:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-19 18:44:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 18:44:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 18:44:15,894 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 18:44:15,894 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-10-19 18:44:15,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:44:15 BoogieIcfgContainer [2020-10-19 18:44:15,896 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 18:44:15,897 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-19 18:44:15,897 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-19 18:44:15,901 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-19 18:44:15,902 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 18:44:15,902 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.10 06:44:14" (1/3) ... [2020-10-19 18:44:15,903 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31c14632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 06:44:15, skipping insertion in model container [2020-10-19 18:44:15,903 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 18:44:15,903 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:44:15" (2/3) ... [2020-10-19 18:44:15,904 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31c14632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 06:44:15, skipping insertion in model container [2020-10-19 18:44:15,904 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 18:44:15,904 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:44:15" (3/3) ... [2020-10-19 18:44:15,906 INFO L373 chiAutomizerObserver]: Analyzing ICFG strtoul.i [2020-10-19 18:44:15,955 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-19 18:44:15,956 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-19 18:44:15,956 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-19 18:44:15,956 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 18:44:15,956 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 18:44:15,956 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-19 18:44:15,957 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 18:44:15,957 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-19 18:44:15,972 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states. [2020-10-19 18:44:15,997 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2020-10-19 18:44:15,998 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 18:44:15,998 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 18:44:16,005 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-10-19 18:44:16,006 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-10-19 18:44:16,006 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-19 18:44:16,006 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states. [2020-10-19 18:44:16,009 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2020-10-19 18:44:16,009 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 18:44:16,010 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 18:44:16,010 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-10-19 18:44:16,010 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-10-19 18:44:16,019 INFO L794 eck$LassoCheckResult]: Stem: 28#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 8#L-1true havoc main_#res;havoc main_#t~nondet21, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~nondet23, main_#t~ret24, main_~in_len~0, main_~in~0.base, main_~in~0.offset, main_~base~0, main_~#end~0.base, main_~#end~0.offset;main_~in_len~0 := main_#t~nondet21;havoc main_#t~nondet21; 32#L551true assume !(main_~in_len~0 < 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);main_~base~0 := main_#t~nondet23;havoc main_#t~nondet23;call main_~#end~0.base, main_~#end~0.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0.base, main_~#end~0.offset, 8);strtoul_#in~ptr.base, strtoul_#in~ptr.offset, strtoul_#in~endptr.base, strtoul_#in~endptr.offset, strtoul_#in~base := main_~in~0.base, main_~in~0.offset, main_~#end~0.base, main_~#end~0.offset, main_~base~0;havoc strtoul_#res;havoc strtoul_#t~pre3.base, strtoul_#t~pre3.offset, strtoul_#t~mem2, strtoul_#t~mem4, strtoul_#t~post5.base, strtoul_#t~post5.offset, strtoul_#t~mem6, strtoul_#t~pre7.base, strtoul_#t~pre7.offset, strtoul_#t~mem8, strtoul_#t~short9, strtoul_~b~0, strtoul_#t~mem10, strtoul_#t~mem11, strtoul_#t~mem12, strtoul_#t~short13, strtoul_#t~mem14, strtoul_#t~ite17, strtoul_#t~ite16, strtoul_#t~ite15, strtoul_~x~0, strtoul_~w~0, strtoul_#t~pre18.base, strtoul_#t~pre18.offset, strtoul_~c~0, strtoul_#t~mem19, strtoul_#t~ite20, strtoul_~ptr.base, strtoul_~ptr.offset, strtoul_~endptr.base, strtoul_~endptr.offset, strtoul_~base, strtoul_~neg~0, strtoul_~v~0, strtoul_~orig~0.base, strtoul_~orig~0.offset, strtoul_~nptr~0.base, strtoul_~nptr~0.offset;strtoul_~ptr.base, strtoul_~ptr.offset := strtoul_#in~ptr.base, strtoul_#in~ptr.offset;strtoul_~endptr.base, strtoul_~endptr.offset := strtoul_#in~endptr.base, strtoul_#in~endptr.offset;strtoul_~base := strtoul_#in~base;strtoul_~neg~0 := 0;strtoul_~v~0 := 0;havoc strtoul_~orig~0.base, strtoul_~orig~0.offset;strtoul_~nptr~0.base, strtoul_~nptr~0.offset := strtoul_~ptr.base, strtoul_~ptr.offset; 10#L512-3true [2020-10-19 18:44:16,019 INFO L796 eck$LassoCheckResult]: Loop: 10#L512-3true call strtoul_#t~mem2 := read~int(strtoul_~nptr~0.base, strtoul_~nptr~0.offset, 1); 27#L512-1true assume !!(32 == strtoul_#t~mem2);havoc strtoul_#t~mem2;strtoul_#t~pre3.base, strtoul_#t~pre3.offset := strtoul_~nptr~0.base, 1 + strtoul_~nptr~0.offset;strtoul_~nptr~0.base, strtoul_~nptr~0.offset := strtoul_~nptr~0.base, 1 + strtoul_~nptr~0.offset;havoc strtoul_#t~pre3.base, strtoul_#t~pre3.offset; 10#L512-3true [2020-10-19 18:44:16,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:44:16,026 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2020-10-19 18:44:16,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:44:16,036 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162480317] [2020-10-19 18:44:16,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:44:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:44:16,149 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:44:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:44:16,171 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:44:16,196 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:44:16,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:44:16,198 INFO L82 PathProgramCache]: Analyzing trace with hash 1350, now seen corresponding path program 1 times [2020-10-19 18:44:16,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:44:16,199 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128741862] [2020-10-19 18:44:16,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:44:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:44:16,206 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:44:16,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:44:16,210 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:44:16,213 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:44:16,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:44:16,215 INFO L82 PathProgramCache]: Analyzing trace with hash 28695849, now seen corresponding path program 1 times [2020-10-19 18:44:16,215 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:44:16,215 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943682272] [2020-10-19 18:44:16,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:44:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:44:16,253 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:44:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:44:16,305 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:44:16,317 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:44:16,884 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2020-10-19 18:44:17,083 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-10-19 18:44:17,097 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 18:44:17,098 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 18:44:17,098 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 18:44:17,098 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 18:44:17,098 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-19 18:44:17,099 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:17,099 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 18:44:17,099 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 18:44:17,099 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtoul.i_Iteration1_Lasso [2020-10-19 18:44:17,099 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 18:44:17,100 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 18:44:17,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,136 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,143 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,497 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2020-10-19 18:44:17,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:17,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:44:18,144 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 18:44:18,149 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,185 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,229 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,260 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,264 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,289 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,293 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:44:18,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,340 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 18:44:18,340 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,346 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:44:18,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,393 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,426 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,428 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,459 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,485 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,487 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,519 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,520 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:44:18,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,553 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,558 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,583 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,583 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,586 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,613 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,641 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,643 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 18:44:18,679 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-19 18:44:18,689 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,721 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,722 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,756 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,795 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,797 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,828 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 18:44:18,828 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-19 18:44:18,832 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,860 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,862 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,891 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,893 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,919 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,924 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,951 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,954 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:18,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:18,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:18,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:18,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:18,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:18,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:18,981 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:18,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:18,983 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:19,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:19,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:19,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:19,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:19,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:19,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:19,009 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:19,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:19,010 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:19,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:19,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:19,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:19,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:19,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:19,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:19,041 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:19,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:44:19,045 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:44:19,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:19,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:19,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:19,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:19,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:19,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:19,093 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:19,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:19,097 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:44:19,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:19,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:19,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:19,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:19,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:19,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:19,149 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:19,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:19,153 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:44:19,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:19,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:19,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:44:19,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:19,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:19,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:19,195 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:44:19,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:19,198 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:44:19,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:19,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:19,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:19,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:19,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:19,239 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 18:44:19,239 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:19,243 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:19,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:19,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:19,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:19,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:19,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:19,273 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 18:44:19,273 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-19 18:44:19,277 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:44:19,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:19,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:19,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:19,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:19,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:19,324 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 18:44:19,324 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:19,332 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:44:19,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:19,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:19,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:19,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:19,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:19,372 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 18:44:19,372 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:19,380 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:19,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:19,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:19,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:19,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:19,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:19,416 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 18:44:19,416 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-19 18:44:19,419 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:19,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:19,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:19,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:19,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:19,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:19,446 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 18:44:19,446 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-19 18:44:19,451 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:19,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 18:44:19,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:44:19,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:44:19,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:44:19,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:44:19,498 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 18:44:19,498 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-19 18:44:19,510 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-19 18:44:19,655 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2020-10-19 18:44:19,656 INFO L444 ModelExtractionUtils]: 20 out of 28 variables were initially zero. Simplification set additionally 5 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:44:19,661 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:44:19,664 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2020-10-19 18:44:19,665 INFO L510 LassoAnalysis]: Proved termination. [2020-10-19 18:44:19,666 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strtoul_~nptr~0.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc22.base)_1) = -1*ULTIMATE.start_strtoul_~nptr~0.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc22.base)_1 Supporting invariants [] [2020-10-19 18:44:19,732 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2020-10-19 18:44:19,742 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-10-19 18:44:19,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:44:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:44:19,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 10 conjunts are in the unsatisfiable core [2020-10-19 18:44:19,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:44:19,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:44:19,817 WARN L261 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 8 conjunts are in the unsatisfiable core [2020-10-19 18:44:19,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:44:19,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:44:19,858 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 [2020-10-19 18:44:19,859 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states. Second operand 3 states. [2020-10-19 18:44:20,030 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states.. Second operand 3 states. Result 115 states and 179 transitions. Complement of second has 8 states. [2020-10-19 18:44:20,031 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 [2020-10-19 18:44:20,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-19 18:44:20,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 112 transitions. [2020-10-19 18:44:20,036 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 112 transitions. Stem has 3 letters. Loop has 2 letters. [2020-10-19 18:44:20,037 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 18:44:20,038 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 112 transitions. Stem has 5 letters. Loop has 2 letters. [2020-10-19 18:44:20,038 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 18:44:20,038 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 112 transitions. Stem has 3 letters. Loop has 4 letters. [2020-10-19 18:44:20,038 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 18:44:20,039 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 115 states and 179 transitions. [2020-10-19 18:44:20,046 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 18:44:20,050 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 115 states to 0 states and 0 transitions. [2020-10-19 18:44:20,051 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-19 18:44:20,051 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-19 18:44:20,052 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-19 18:44:20,052 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 18:44:20,053 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 18:44:20,053 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 18:44:20,053 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 18:44:20,053 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-19 18:44:20,054 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-10-19 18:44:20,054 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 18:44:20,054 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-19 18:44:20,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.10 06:44:20 BoogieIcfgContainer [2020-10-19 18:44:20,062 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-19 18:44:20,062 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 18:44:20,062 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 18:44:20,063 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 18:44:20,063 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:44:15" (3/4) ... [2020-10-19 18:44:20,067 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-19 18:44:20,067 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 18:44:20,070 INFO L168 Benchmark]: Toolchain (without parser) took 5507.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 207.1 MB). Free memory was 960.0 MB in the beginning and 930.3 MB in the end (delta: 29.6 MB). Peak memory consumption was 236.7 MB. Max. memory is 11.5 GB. [2020-10-19 18:44:20,070 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:44:20,071 INFO L168 Benchmark]: CACSL2BoogieTranslator took 697.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -154.4 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2020-10-19 18:44:20,072 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:44:20,073 INFO L168 Benchmark]: Boogie Preprocessor took 33.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:44:20,074 INFO L168 Benchmark]: RCFGBuilder took 534.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2020-10-19 18:44:20,075 INFO L168 Benchmark]: BuchiAutomizer took 4165.17 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 72.9 MB). Free memory was 1.1 GB in the beginning and 930.3 MB in the end (delta: 146.9 MB). Peak memory consumption was 219.8 MB. Max. memory is 11.5 GB. [2020-10-19 18:44:20,075 INFO L168 Benchmark]: Witness Printer took 5.33 ms. Allocated memory is still 1.2 GB. Free memory is still 930.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:44:20,079 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 697.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -154.4 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 534.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4165.17 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 72.9 MB). Free memory was 1.1 GB in the beginning and 930.3 MB in the end (delta: 146.9 MB). Peak memory consumption was 219.8 MB. Max. memory is 11.5 GB. * Witness Printer took 5.33 ms. Allocated memory is still 1.2 GB. Free memory is still 930.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * nptr + unknown-#length-unknown[__builtin_alloca (in_len)] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 34 SDtfs, 49 SDslu, 34 SDs, 0 SdLazy, 42 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital216 mio100 ax100 hnf100 lsp91 ukn64 mio100 lsp36 div100 bol100 ite100 ukn100 eq189 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 21ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...