./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/termination-15/cstrcpy_mixed_alloca_true-termination.c.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_89660644-c524-4355-b892-0c4ff536e972/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_89660644-c524-4355-b892-0c4ff536e972/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_89660644-c524-4355-b892-0c4ff536e972/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_89660644-c524-4355-b892-0c4ff536e972/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrcpy_mixed_alloca_true-termination.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_89660644-c524-4355-b892-0c4ff536e972/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_89660644-c524-4355-b892-0c4ff536e972/bin-2019/uautomizer --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 4401d2928f3fda81d6bafd7bed67698eedceeb36 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 06:06:44,109 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 06:06:44,111 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 06:06:44,121 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 06:06:44,121 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 06:06:44,122 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 06:06:44,124 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 06:06:44,125 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 06:06:44,127 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 06:06:44,128 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 06:06:44,129 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 06:06:44,129 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 06:06:44,130 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 06:06:44,131 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 06:06:44,133 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 06:06:44,133 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 06:06:44,134 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 06:06:44,136 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 06:06:44,138 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 06:06:44,140 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 06:06:44,141 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 06:06:44,142 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 06:06:44,144 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 06:06:44,145 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 06:06:44,145 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 06:06:44,146 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 06:06:44,147 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 06:06:44,148 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 06:06:44,149 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 06:06:44,150 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 06:06:44,150 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 06:06:44,151 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 06:06:44,152 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 06:06:44,152 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 06:06:44,153 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 06:06:44,153 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 06:06:44,154 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_89660644-c524-4355-b892-0c4ff536e972/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-10-27 06:06:44,168 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 06:06:44,169 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 06:06:44,170 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 06:06:44,170 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 06:06:44,170 INFO L133 SettingsManager]: * Use SBE=true [2018-10-27 06:06:44,170 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-10-27 06:06:44,171 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-10-27 06:06:44,171 INFO L133 SettingsManager]: * Use old map elimination=false [2018-10-27 06:06:44,171 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-10-27 06:06:44,172 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-10-27 06:06:44,172 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-10-27 06:06:44,173 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 06:06:44,173 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 06:06:44,173 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 06:06:44,173 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 06:06:44,173 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-10-27 06:06:44,174 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-10-27 06:06:44,174 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-10-27 06:06:44,174 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 06:06:44,174 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-10-27 06:06:44,174 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-10-27 06:06:44,175 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 06:06:44,175 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 06:06:44,177 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-10-27 06:06:44,177 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 06:06:44,177 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-27 06:06:44,177 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-10-27 06:06:44,178 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-27 06:06:44,179 INFO L133 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_89660644-c524-4355-b892-0c4ff536e972/bin-2019/uautomizer 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 -> 4401d2928f3fda81d6bafd7bed67698eedceeb36 [2018-10-27 06:06:44,209 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 06:06:44,222 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 06:06:44,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 06:06:44,230 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 06:06:44,230 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 06:06:44,232 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_89660644-c524-4355-b892-0c4ff536e972/bin-2019/uautomizer/../../sv-benchmarks/c/termination-15/cstrcpy_mixed_alloca_true-termination.c.i [2018-10-27 06:06:44,280 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_89660644-c524-4355-b892-0c4ff536e972/bin-2019/uautomizer/data/ae61609d4/378d2b9eaefb4fafb6639e4f113c8f70/FLAGd66665b95 [2018-10-27 06:06:44,733 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 06:06:44,734 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_89660644-c524-4355-b892-0c4ff536e972/sv-benchmarks/c/termination-15/cstrcpy_mixed_alloca_true-termination.c.i [2018-10-27 06:06:44,752 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_89660644-c524-4355-b892-0c4ff536e972/bin-2019/uautomizer/data/ae61609d4/378d2b9eaefb4fafb6639e4f113c8f70/FLAGd66665b95 [2018-10-27 06:06:44,769 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_89660644-c524-4355-b892-0c4ff536e972/bin-2019/uautomizer/data/ae61609d4/378d2b9eaefb4fafb6639e4f113c8f70 [2018-10-27 06:06:44,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 06:06:44,774 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 06:06:44,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 06:06:44,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 06:06:44,779 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 06:06:44,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:06:44" (1/1) ... [2018-10-27 06:06:44,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31bc4e77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:06:44, skipping insertion in model container [2018-10-27 06:06:44,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:06:44" (1/1) ... [2018-10-27 06:06:44,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 06:06:44,837 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 06:06:45,162 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:06:45,173 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 06:06:45,233 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:06:45,294 INFO L193 MainTranslator]: Completed translation [2018-10-27 06:06:45,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:06:45 WrapperNode [2018-10-27 06:06:45,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 06:06:45,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 06:06:45,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 06:06:45,296 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 06:06:45,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:06:45" (1/1) ... [2018-10-27 06:06:45,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:06:45" (1/1) ... [2018-10-27 06:06:45,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 06:06:45,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 06:06:45,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 06:06:45,411 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 06:06:45,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:06:45" (1/1) ... [2018-10-27 06:06:45,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:06:45" (1/1) ... [2018-10-27 06:06:45,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:06:45" (1/1) ... [2018-10-27 06:06:45,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:06:45" (1/1) ... [2018-10-27 06:06:45,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:06:45" (1/1) ... [2018-10-27 06:06:45,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:06:45" (1/1) ... [2018-10-27 06:06:45,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:06:45" (1/1) ... [2018-10-27 06:06:45,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 06:06:45,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 06:06:45,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 06:06:45,438 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 06:06:45,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:06:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_89660644-c524-4355-b892-0c4ff536e972/bin-2019/uautomizer/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 [2018-10-27 06:06:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-27 06:06:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-27 06:06:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 06:06:45,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 06:06:46,017 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 06:06:46,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:06:46 BoogieIcfgContainer [2018-10-27 06:06:46,018 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 06:06:46,018 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-10-27 06:06:46,018 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-10-27 06:06:46,023 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-10-27 06:06:46,023 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:06:46,024 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.10 06:06:44" (1/3) ... [2018-10-27 06:06:46,025 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4869e52d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:06:46, skipping insertion in model container [2018-10-27 06:06:46,025 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:06:46,025 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:06:45" (2/3) ... [2018-10-27 06:06:46,026 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4869e52d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:06:46, skipping insertion in model container [2018-10-27 06:06:46,026 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:06:46,026 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:06:46" (3/3) ... [2018-10-27 06:06:46,028 INFO L375 chiAutomizerObserver]: Analyzing ICFG cstrcpy_mixed_alloca_true-termination.c.i [2018-10-27 06:06:46,086 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 06:06:46,086 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-10-27 06:06:46,087 INFO L375 BuchiCegarLoop]: Hoare is false [2018-10-27 06:06:46,087 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-10-27 06:06:46,087 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 06:06:46,088 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 06:06:46,088 INFO L379 BuchiCegarLoop]: Difference is false [2018-10-27 06:06:46,088 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 06:06:46,088 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-10-27 06:06:46,104 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states. [2018-10-27 06:06:46,128 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-10-27 06:06:46,128 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:06:46,128 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:06:46,136 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:06:46,136 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2018-10-27 06:06:46,136 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-10-27 06:06:46,136 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states. [2018-10-27 06:06:46,138 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-10-27 06:06:46,138 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:06:46,138 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:06:46,138 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:06:46,139 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2018-10-27 06:06:46,148 INFO L793 eck$LassoCheckResult]: Stem: 15#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 13#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet208, main_#t~nondet209, main_#t~malloc210.base, main_#t~malloc210.offset, main_#t~malloc211.base, main_#t~malloc211.offset, main_#t~ret212.base, main_#t~ret212.offset, main_~length1~0, main_~length2~0, main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset;main_~length1~0 := main_#t~nondet208;havoc main_#t~nondet208;main_~length2~0 := main_#t~nondet209;havoc main_#t~nondet209; 7#L375true assume !(main_~length1~0 < 1); 10#L375-2true assume !(main_~length2~0 < 1); 3#L378-1true assume !(main_~length1~0 < main_~length2~0);#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := main_~length1~0 * 1;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];main_#t~malloc210.base, main_#t~malloc210.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;main_~nondetArea~0.base, main_~nondetArea~0.offset := main_#t~malloc210.base, main_#t~malloc210.offset;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := main_~length2~0 * 1;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];main_#t~malloc211.base, main_#t~malloc211.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;main_~nondetString~0.base, main_~nondetString~0.offset := main_#t~malloc211.base, main_#t~malloc211.offset; 9#L384true SUMMARY for call write~int(0, main_~nondetString~0.base, main_~nondetString~0.offset + (main_~length2~0 - 1) * 1, 1); srcloc: L384 12#L384-1true main_~nondetArea~0.base, main_~nondetArea~0.offset := main_~nondetArea~0.base, main_~nondetArea~0.offset + (main_~length1~0 - 1) * 1;assume { :begin_inline_cstrcpy } true;cstrcpy_#in~s1.base, cstrcpy_#in~s1.offset, cstrcpy_#in~s2.base, cstrcpy_#in~s2.offset := main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset;havoc cstrcpy_#res.base, cstrcpy_#res.offset;havoc cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset, cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset, cstrcpy_#t~mem207, cstrcpy_~s1.base, cstrcpy_~s1.offset, cstrcpy_~s2.base, cstrcpy_~s2.offset, cstrcpy_~dst~0.base, cstrcpy_~dst~0.offset, cstrcpy_~src~0.base, cstrcpy_~src~0.offset;cstrcpy_~s1.base, cstrcpy_~s1.offset := cstrcpy_#in~s1.base, cstrcpy_#in~s1.offset;cstrcpy_~s2.base, cstrcpy_~s2.offset := cstrcpy_#in~s2.base, cstrcpy_#in~s2.offset;cstrcpy_~dst~0.base, cstrcpy_~dst~0.offset := cstrcpy_~s1.base, cstrcpy_~s1.offset;cstrcpy_~src~0.base, cstrcpy_~src~0.offset := cstrcpy_~s2.base, cstrcpy_~s2.offset; 11#L368-6true [2018-10-27 06:06:46,149 INFO L795 eck$LassoCheckResult]: Loop: 11#L368-6true assume true; 19#L368-1true cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset := cstrcpy_~dst~0.base, cstrcpy_~dst~0.offset;cstrcpy_~dst~0.base, cstrcpy_~dst~0.offset := cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset - 1;cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset := cstrcpy_~src~0.base, cstrcpy_~src~0.offset;cstrcpy_~src~0.base, cstrcpy_~src~0.offset := cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset + 1; 4#L368-2true SUMMARY for call cstrcpy_#t~mem207 := read~int(cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset, 1); srcloc: L368-2 6#L368-3true SUMMARY for call write~int(cstrcpy_#t~mem207, cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset, 1); srcloc: L368-3 8#L368-4true assume !!(cstrcpy_#t~mem207 != 0);havoc cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset;havoc cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset;havoc cstrcpy_#t~mem207; 11#L368-6true [2018-10-27 06:06:46,158 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:06:46,159 INFO L82 PathProgramCache]: Analyzing trace with hash 1806939467, now seen corresponding path program 1 times [2018-10-27 06:06:46,162 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:06:46,162 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:06:46,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:06:46,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:06:46,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:06:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:06:46,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:06:46,315 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:06:46,315 INFO L82 PathProgramCache]: Analyzing trace with hash 52549374, now seen corresponding path program 1 times [2018-10-27 06:06:46,315 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:06:46,315 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:06:46,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:06:46,317 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:06:46,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:06:46,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:06:46,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:06:46,345 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:06:46,345 INFO L82 PathProgramCache]: Analyzing trace with hash 1253957620, now seen corresponding path program 1 times [2018-10-27 06:06:46,345 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:06:46,346 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:06:46,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:06:46,347 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:06:46,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:06:46,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:06:46,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:06:46,725 WARN L179 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2018-10-27 06:06:47,744 WARN L179 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 95 [2018-10-27 06:06:47,853 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-10-27 06:06:47,862 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:06:47,863 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:06:47,863 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:06:47,863 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:06:47,863 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-10-27 06:06:47,864 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:06:47,864 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:06:47,864 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:06:47,864 INFO L131 ssoRankerPreferences]: Filename of dumped script: cstrcpy_mixed_alloca_true-termination.c.i_Iteration1_Lasso [2018-10-27 06:06:47,864 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:06:47,865 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:06:47,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:06:47,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:06:47,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:06:47,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:06:47,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:06:47,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:06:47,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:06:47,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:06:47,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:06:47,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:06:47,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:06:47,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:06:48,474 WARN L179 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 95 [2018-10-27 06:06:48,709 WARN L179 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2018-10-27 06:06:48,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:06:48,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:06:48,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:06:49,406 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:06:49,411 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-10-27 06:06:49,413 INFO L122 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 [2018-10-27 06:06:49,414 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,414 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:06:49,415 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,415 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,415 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,416 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:06:49,417 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:06:49,418 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,419 INFO L122 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 [2018-10-27 06:06:49,419 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,419 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:06:49,419 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,420 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,420 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,420 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:06:49,420 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:06:49,421 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,421 INFO L122 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 [2018-10-27 06:06:49,422 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,422 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,422 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,424 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:06:49,424 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:06:49,427 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,428 INFO L122 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 [2018-10-27 06:06:49,428 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,428 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:06:49,429 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,429 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,429 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,429 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:06:49,429 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:06:49,430 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,431 INFO L122 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 [2018-10-27 06:06:49,431 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,431 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:06:49,432 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,432 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,432 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,432 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:06:49,432 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:06:49,433 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,433 INFO L122 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 [2018-10-27 06:06:49,434 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,434 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,434 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,434 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,436 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:06:49,436 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:06:49,439 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,439 INFO L122 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 [2018-10-27 06:06:49,439 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,440 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:06:49,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,440 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,440 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,440 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:06:49,440 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:06:49,441 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,441 INFO L122 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 [2018-10-27 06:06:49,442 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,442 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:06:49,442 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,442 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,442 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,443 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:06:49,443 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:06:49,444 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,444 INFO L122 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 [2018-10-27 06:06:49,444 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,445 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:06:49,445 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,445 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,445 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,445 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:06:49,445 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:06:49,446 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,446 INFO L122 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 [2018-10-27 06:06:49,447 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,447 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:06:49,447 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,447 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,447 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,448 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:06:49,448 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:06:49,449 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,449 INFO L122 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 [2018-10-27 06:06:49,449 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,449 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:06:49,450 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,450 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,450 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,450 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:06:49,450 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:06:49,451 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,451 INFO L122 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 [2018-10-27 06:06:49,452 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,452 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,452 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,452 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,454 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:06:49,454 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:06:49,459 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,460 INFO L122 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 [2018-10-27 06:06:49,460 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,460 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,461 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,461 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,465 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:06:49,465 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:06:49,472 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,472 INFO L122 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 [2018-10-27 06:06:49,473 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,473 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,473 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,474 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,477 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:06:49,477 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:06:49,481 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,482 INFO L122 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 [2018-10-27 06:06:49,482 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,482 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,482 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,483 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,488 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:06:49,489 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:06:49,510 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,511 INFO L122 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 [2018-10-27 06:06:49,512 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,513 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:06:49,513 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,513 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-10-27 06:06:49,513 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,514 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:06:49,514 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:06:49,517 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:06:49,518 INFO L122 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 [2018-10-27 06:06:49,518 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:06:49,518 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:06:49,519 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:06:49,519 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:06:49,531 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:06:49,531 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:06:49,637 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-10-27 06:06:49,684 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-10-27 06:06:49,689 INFO L444 ModelExtractionUtils]: 61 out of 64 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-10-27 06:06:49,692 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-10-27 06:06:49,693 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-10-27 06:06:49,694 INFO L517 LassoAnalysis]: Proved termination. [2018-10-27 06:06:49,694 INFO L519 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrcpy_~dst~0.offset) = 2*ULTIMATE.start_cstrcpy_~dst~0.offset + 1 Supporting invariants [] [2018-10-27 06:06:49,782 INFO L297 tatePredicateManager]: 12 out of 12 supporting invariants were superfluous and have been removed [2018-10-27 06:06:49,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:06:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:06:49,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:06:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:06:49,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:06:49,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:06:49,979 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2018-10-27 06:06:49,980 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states. Second operand 5 states. [2018-10-27 06:06:50,033 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states.. Second operand 5 states. Result 36 states and 40 transitions. Complement of second has 7 states. [2018-10-27 06:06:50,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2018-10-27 06:06:50,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-10-27 06:06:50,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2018-10-27 06:06:50,039 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 29 transitions. Stem has 7 letters. Loop has 5 letters. [2018-10-27 06:06:50,040 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-10-27 06:06:50,041 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 29 transitions. Stem has 12 letters. Loop has 5 letters. [2018-10-27 06:06:50,041 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-10-27 06:06:50,041 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 29 transitions. Stem has 7 letters. Loop has 10 letters. [2018-10-27 06:06:50,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-10-27 06:06:50,043 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 40 transitions. [2018-10-27 06:06:50,047 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-10-27 06:06:50,050 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 0 states and 0 transitions. [2018-10-27 06:06:50,052 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-10-27 06:06:50,052 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-10-27 06:06:50,053 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-10-27 06:06:50,053 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-10-27 06:06:50,053 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:06:50,053 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:06:50,053 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:06:50,053 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-10-27 06:06:50,054 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-10-27 06:06:50,054 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-10-27 06:06:50,054 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-10-27 06:06:50,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.10 06:06:50 BoogieIcfgContainer [2018-10-27 06:06:50,062 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-10-27 06:06:50,063 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 06:06:50,063 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 06:06:50,063 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 06:06:50,063 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:06:46" (3/4) ... [2018-10-27 06:06:50,067 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 06:06:50,067 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 06:06:50,070 INFO L168 Benchmark]: Toolchain (without parser) took 5296.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 217.6 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -134.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 11.5 GB. [2018-10-27 06:06:50,071 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:06:50,071 INFO L168 Benchmark]: CACSL2BoogieTranslator took 520.34 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 930.1 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-27 06:06:50,072 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 930.1 MB in the beginning and 1.2 GB in the end (delta: -227.1 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-10-27 06:06:50,073 INFO L168 Benchmark]: Boogie Preprocessor took 27.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-10-27 06:06:50,073 INFO L168 Benchmark]: RCFGBuilder took 579.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2018-10-27 06:06:50,074 INFO L168 Benchmark]: BuchiAutomizer took 4044.30 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 42.6 MB). Peak memory consumption was 100.3 MB. Max. memory is 11.5 GB. [2018-10-27 06:06:50,075 INFO L168 Benchmark]: Witness Printer took 6.07 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. [2018-10-27 06:06:50,081 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 520.34 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 930.1 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 114.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 930.1 MB in the beginning and 1.2 GB in the end (delta: -227.1 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 579.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4044.30 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 42.6 MB). Peak memory consumption was 100.3 MB. Max. memory is 11.5 GB. * Witness Printer took 6.07 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. * 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 2 * dst + 1 and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.6s. 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: 20 SDtfs, 19 SDslu, 13 SDs, 0 SdLazy, 5 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital215 mio100 ax100 hnf99 lsp97 ukn115 mio100 lsp46 div100 bol100 ite100 ukn100 eq200 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 6ms 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...