./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cmemset-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_8a3290b6-ca02-4240-89a4-17a913feb0e0/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8a3290b6-ca02-4240-89a4-17a913feb0e0/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8a3290b6-ca02-4240-89a4-17a913feb0e0/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8a3290b6-ca02-4240-89a4-17a913feb0e0/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cmemset-alloca_true-termination.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8a3290b6-ca02-4240-89a4-17a913feb0e0/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8a3290b6-ca02-4240-89a4-17a913feb0e0/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 465ac75349cd5ac4e4a553bae7fb01de4c2c6177 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 06:13:07,277 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 06:13:07,279 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 06:13:07,288 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 06:13:07,288 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 06:13:07,289 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 06:13:07,290 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 06:13:07,292 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 06:13:07,293 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 06:13:07,294 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 06:13:07,295 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 06:13:07,295 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 06:13:07,296 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 06:13:07,297 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 06:13:07,298 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 06:13:07,298 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 06:13:07,299 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 06:13:07,301 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 06:13:07,302 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 06:13:07,304 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 06:13:07,305 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 06:13:07,306 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 06:13:07,307 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 06:13:07,308 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 06:13:07,308 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 06:13:07,308 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 06:13:07,309 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 06:13:07,310 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 06:13:07,310 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 06:13:07,312 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 06:13:07,312 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 06:13:07,312 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 06:13:07,313 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 06:13:07,313 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 06:13:07,313 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 06:13:07,314 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 06:13:07,314 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8a3290b6-ca02-4240-89a4-17a913feb0e0/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-10-27 06:13:07,326 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 06:13:07,326 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 06:13:07,327 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 06:13:07,327 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 06:13:07,327 INFO L133 SettingsManager]: * Use SBE=true [2018-10-27 06:13:07,328 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-10-27 06:13:07,328 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-10-27 06:13:07,328 INFO L133 SettingsManager]: * Use old map elimination=false [2018-10-27 06:13:07,328 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-10-27 06:13:07,328 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-10-27 06:13:07,328 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-10-27 06:13:07,328 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 06:13:07,328 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 06:13:07,329 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 06:13:07,329 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 06:13:07,329 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-10-27 06:13:07,329 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-10-27 06:13:07,329 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-10-27 06:13:07,329 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 06:13:07,329 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-10-27 06:13:07,330 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-10-27 06:13:07,330 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 06:13:07,330 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 06:13:07,330 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-10-27 06:13:07,330 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 06:13:07,330 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-27 06:13:07,330 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-10-27 06:13:07,331 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-27 06:13:07,331 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_8a3290b6-ca02-4240-89a4-17a913feb0e0/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 -> 465ac75349cd5ac4e4a553bae7fb01de4c2c6177 [2018-10-27 06:13:07,355 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 06:13:07,364 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 06:13:07,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 06:13:07,368 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 06:13:07,368 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 06:13:07,369 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8a3290b6-ca02-4240-89a4-17a913feb0e0/bin-2019/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cmemset-alloca_true-termination.c.i [2018-10-27 06:13:07,418 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a3290b6-ca02-4240-89a4-17a913feb0e0/bin-2019/uautomizer/data/34eb0c4f5/9248e64d095f4db5b24327500c473ce2/FLAG0ae6c2a53 [2018-10-27 06:13:07,826 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 06:13:07,827 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8a3290b6-ca02-4240-89a4-17a913feb0e0/sv-benchmarks/c/termination-memory-alloca/openbsd_cmemset-alloca_true-termination.c.i [2018-10-27 06:13:07,835 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a3290b6-ca02-4240-89a4-17a913feb0e0/bin-2019/uautomizer/data/34eb0c4f5/9248e64d095f4db5b24327500c473ce2/FLAG0ae6c2a53 [2018-10-27 06:13:07,847 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8a3290b6-ca02-4240-89a4-17a913feb0e0/bin-2019/uautomizer/data/34eb0c4f5/9248e64d095f4db5b24327500c473ce2 [2018-10-27 06:13:07,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 06:13:07,851 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 06:13:07,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 06:13:07,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 06:13:07,855 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 06:13:07,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:13:07" (1/1) ... [2018-10-27 06:13:07,858 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42f4e3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:07, skipping insertion in model container [2018-10-27 06:13:07,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:13:07" (1/1) ... [2018-10-27 06:13:07,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 06:13:07,899 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 06:13:08,118 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:13:08,125 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 06:13:08,157 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:13:08,189 INFO L193 MainTranslator]: Completed translation [2018-10-27 06:13:08,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:08 WrapperNode [2018-10-27 06:13:08,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 06:13:08,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 06:13:08,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 06:13:08,191 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 06:13:08,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:08" (1/1) ... [2018-10-27 06:13:08,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:08" (1/1) ... [2018-10-27 06:13:08,294 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 06:13:08,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 06:13:08,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 06:13:08,294 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 06:13:08,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:08" (1/1) ... [2018-10-27 06:13:08,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:08" (1/1) ... [2018-10-27 06:13:08,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:08" (1/1) ... [2018-10-27 06:13:08,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:08" (1/1) ... [2018-10-27 06:13:08,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:08" (1/1) ... [2018-10-27 06:13:08,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:08" (1/1) ... [2018-10-27 06:13:08,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:08" (1/1) ... [2018-10-27 06:13:08,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 06:13:08,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 06:13:08,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 06:13:08,324 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 06:13:08,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8a3290b6-ca02-4240-89a4-17a913feb0e0/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 06:13:08,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-27 06:13:08,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 06:13:08,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 06:13:08,888 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 06:13:08,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:13:08 BoogieIcfgContainer [2018-10-27 06:13:08,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 06:13:08,889 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-10-27 06:13:08,889 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-10-27 06:13:08,892 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-10-27 06:13:08,892 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:13:08,892 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.10 06:13:07" (1/3) ... [2018-10-27 06:13:08,893 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@64222550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:13:08, skipping insertion in model container [2018-10-27 06:13:08,893 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:13:08,893 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:08" (2/3) ... [2018-10-27 06:13:08,894 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@64222550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:13:08, skipping insertion in model container [2018-10-27 06:13:08,894 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:13:08,894 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:13:08" (3/3) ... [2018-10-27 06:13:08,895 INFO L375 chiAutomizerObserver]: Analyzing ICFG openbsd_cmemset-alloca_true-termination.c.i [2018-10-27 06:13:08,940 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 06:13:08,941 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-10-27 06:13:08,941 INFO L375 BuchiCegarLoop]: Hoare is false [2018-10-27 06:13:08,941 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-10-27 06:13:08,941 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 06:13:08,941 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 06:13:08,941 INFO L379 BuchiCegarLoop]: Difference is false [2018-10-27 06:13:08,941 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 06:13:08,941 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-10-27 06:13:08,954 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2018-10-27 06:13:08,978 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-10-27 06:13:08,981 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:13:08,981 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:13:08,986 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2018-10-27 06:13:08,986 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2018-10-27 06:13:08,987 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-10-27 06:13:08,987 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2018-10-27 06:13:08,988 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-10-27 06:13:08,988 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:13:08,988 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:13:08,989 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2018-10-27 06:13:08,989 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2018-10-27 06:13:08,995 INFO L793 eck$LassoCheckResult]: Stem: 8#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~malloc7.base, main_#t~malloc7.offset, main_#t~ret8.base, main_#t~ret8.offset, main_~length~0, main_~n~0, main_~c~0, main_~nondetArea~0.base, main_~nondetArea~0.offset;main_~length~0 := main_#t~nondet4;havoc main_#t~nondet4;main_~n~0 := main_#t~nondet5;havoc main_#t~nondet5;main_~c~0 := main_#t~nondet6;havoc main_#t~nondet6; 10#L562true assume !(main_~length~0 < 1); 15#L562-2true assume !(main_~n~0 < 1); 6#L565-1true #Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := main_~n~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~malloc7.base, main_#t~malloc7.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~malloc7.base, main_#t~malloc7.offset;assume { :begin_inline_cmemset } true;cmemset_#in~dst.base, cmemset_#in~dst.offset, cmemset_#in~c, cmemset_#in~n := main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~c~0, main_~n~0;havoc cmemset_#res.base, cmemset_#res.offset;havoc cmemset_#t~post3.base, cmemset_#t~post3.offset, cmemset_#t~pre2, cmemset_~d~0.base, cmemset_~d~0.offset, cmemset_~dst.base, cmemset_~dst.offset, cmemset_~c, cmemset_~n;cmemset_~dst.base, cmemset_~dst.offset := cmemset_#in~dst.base, cmemset_#in~dst.offset;cmemset_~c := cmemset_#in~c;cmemset_~n := cmemset_#in~n; 13#L550true assume cmemset_~n % 4294967296 != 0;cmemset_~d~0.base, cmemset_~d~0.offset := cmemset_~dst.base, cmemset_~dst.offset; 3#L552-4true [2018-10-27 06:13:08,995 INFO L795 eck$LassoCheckResult]: Loop: 3#L552-4true assume true;cmemset_#t~post3.base, cmemset_#t~post3.offset := cmemset_~d~0.base, cmemset_~d~0.offset;cmemset_~d~0.base, cmemset_~d~0.offset := cmemset_#t~post3.base, cmemset_#t~post3.offset + 1; 7#L553true SUMMARY for call write~int(cmemset_~c, cmemset_#t~post3.base, cmemset_#t~post3.offset, 1); srcloc: L553 9#L553-1true havoc cmemset_#t~post3.base, cmemset_#t~post3.offset; 11#L552-1true cmemset_#t~pre2 := cmemset_~n - 1;cmemset_~n := cmemset_~n - 1; 14#L552-2true assume !!(cmemset_#t~pre2 % 4294967296 != 0);havoc cmemset_#t~pre2; 3#L552-4true [2018-10-27 06:13:09,000 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:09,000 INFO L82 PathProgramCache]: Analyzing trace with hash 889572236, now seen corresponding path program 1 times [2018-10-27 06:13:09,002 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:13:09,002 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:13:09,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:09,042 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:09,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:13:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:13:09,100 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:09,100 INFO L82 PathProgramCache]: Analyzing trace with hash 49655707, now seen corresponding path program 1 times [2018-10-27 06:13:09,100 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:13:09,101 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:13:09,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:09,102 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:09,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:09,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:13:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:13:09,124 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:09,124 INFO L82 PathProgramCache]: Analyzing trace with hash 2114478832, now seen corresponding path program 1 times [2018-10-27 06:13:09,125 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:13:09,125 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:13:09,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:09,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:09,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:13:09,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:13:09,301 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2018-10-27 06:13:09,649 WARN L179 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2018-10-27 06:13:09,869 WARN L179 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2018-10-27 06:13:09,879 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:13:09,880 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:13:09,880 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:13:09,880 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:13:09,880 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-10-27 06:13:09,880 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:13:09,880 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:13:09,880 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:13:09,881 INFO L131 ssoRankerPreferences]: Filename of dumped script: openbsd_cmemset-alloca_true-termination.c.i_Iteration1_Lasso [2018-10-27 06:13:09,881 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:13:09,881 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:13:09,903 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 06:13:09,921 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 06:13:09,923 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 06:13:09,925 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 06:13:09,928 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 06:13:09,935 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 06:13:09,943 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 06:13:09,946 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 06:13:09,955 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 06:13:09,957 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 06:13:09,959 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 06:13:09,961 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 06:13:10,515 WARN L179 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2018-10-27 06:13:10,599 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 06:13:10,601 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 06:13:10,603 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 06:13:10,606 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 06:13:10,607 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 06:13:10,634 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 06:13:10,963 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2018-10-27 06:13:11,424 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:13:11,430 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-10-27 06:13:11,432 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 06:13:11,434 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,434 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:13:11,435 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,435 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,436 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,438 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:13:11,438 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:13:11,441 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,441 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 06:13:11,442 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,442 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:13:11,443 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,443 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,443 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,443 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:13:11,444 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:13:11,445 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,445 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 06:13:11,446 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,446 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:13:11,446 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,446 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,446 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,447 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:13:11,447 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:13:11,448 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,449 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 06:13:11,449 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,449 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:13:11,450 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,450 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,450 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,451 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:13:11,451 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:13:11,452 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,452 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 06:13:11,453 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,453 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:13:11,453 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,453 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,454 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,454 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:13:11,454 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:13:11,455 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,456 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 06:13:11,457 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,457 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:13:11,457 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,457 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,457 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,458 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:13:11,458 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:13:11,459 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,460 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 06:13:11,460 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,460 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,461 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,461 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,463 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:13:11,464 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:13:11,468 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,469 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 06:13:11,470 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,470 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,470 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,470 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,474 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:13:11,474 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:13:11,482 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,482 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 06:13:11,484 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,484 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:13:11,485 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,485 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,485 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,486 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:13:11,486 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:13:11,487 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,488 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 06:13:11,491 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,491 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,491 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,494 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:13:11,494 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:13:11,501 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,501 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 06:13:11,502 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,502 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:13:11,502 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,502 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,503 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,505 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:13:11,505 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:13:11,506 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,507 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 06:13:11,508 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,508 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:13:11,508 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,508 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,508 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,509 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:13:11,509 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:13:11,513 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,514 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 06:13:11,514 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,515 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,515 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,515 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,517 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:13:11,518 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:13:11,527 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,527 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 06:13:11,529 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,529 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,529 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,530 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,532 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:13:11,532 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:13:11,538 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,539 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 06:13:11,539 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,540 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,540 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,540 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,542 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:13:11,543 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:13:11,570 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,575 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 06:13:11,576 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,576 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-10-27 06:13:11,576 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,577 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,585 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-10-27 06:13:11,586 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:13:11,609 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,610 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 06:13:11,610 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,611 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,611 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,612 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,614 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:13:11,615 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:13:11,637 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,637 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 06:13:11,638 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,638 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,638 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,639 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,640 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:13:11,654 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:13:11,665 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:13:11,666 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 06:13:11,666 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:13:11,667 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:13:11,667 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:13:11,669 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:13:11,673 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:13:11,673 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:13:11,758 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-10-27 06:13:11,800 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-10-27 06:13:11,800 INFO L444 ModelExtractionUtils]: 32 out of 40 variables were initially zero. Simplification set additionally 5 variables to zero. [2018-10-27 06:13:11,802 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-10-27 06:13:11,804 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-10-27 06:13:11,804 INFO L517 LassoAnalysis]: Proved termination. [2018-10-27 06:13:11,805 INFO L519 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cmemset_~d~0.offset, v_rep(select #length ULTIMATE.start_#Ultimate.alloc_#res.base)_1) = -1*ULTIMATE.start_cmemset_~d~0.offset + 1*v_rep(select #length ULTIMATE.start_#Ultimate.alloc_#res.base)_1 Supporting invariants [] [2018-10-27 06:13:11,876 INFO L297 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2018-10-27 06:13:11,909 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 06:13:11,911 WARN L1239 BoogieBacktranslator]: unknown boogie variable #length [2018-10-27 06:13:11,912 WARN L1239 BoogieBacktranslator]: unknown boogie variable #Ultimate.alloc_#res [2018-10-27 06:13:12,048 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:12,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:12,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:13:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:12,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:13:12,336 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 06:13:12,351 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2018-10-27 06:13:12,352 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states. Second operand 5 states. [2018-10-27 06:13:12,477 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states.. Second operand 5 states. Result 37 states and 40 transitions. Complement of second has 8 states. [2018-10-27 06:13:12,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2018-10-27 06:13:12,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-10-27 06:13:12,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 30 transitions. [2018-10-27 06:13:12,487 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 30 transitions. Stem has 6 letters. Loop has 5 letters. [2018-10-27 06:13:12,488 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-10-27 06:13:12,489 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 30 transitions. Stem has 11 letters. Loop has 5 letters. [2018-10-27 06:13:12,489 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-10-27 06:13:12,489 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 30 transitions. Stem has 6 letters. Loop has 10 letters. [2018-10-27 06:13:12,489 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-10-27 06:13:12,490 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 40 transitions. [2018-10-27 06:13:12,492 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-10-27 06:13:12,494 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 0 states and 0 transitions. [2018-10-27 06:13:12,495 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-10-27 06:13:12,495 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-10-27 06:13:12,495 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-10-27 06:13:12,495 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-10-27 06:13:12,496 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:13:12,496 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:13:12,496 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:13:12,496 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-10-27 06:13:12,496 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-10-27 06:13:12,496 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-10-27 06:13:12,496 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-10-27 06:13:12,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.10 06:13:12 BoogieIcfgContainer [2018-10-27 06:13:12,501 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-10-27 06:13:12,502 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 06:13:12,502 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 06:13:12,502 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 06:13:12,502 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:13:08" (3/4) ... [2018-10-27 06:13:12,506 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 06:13:12,506 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 06:13:12,506 INFO L168 Benchmark]: Toolchain (without parser) took 4656.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 958.1 MB in the beginning and 1.1 GB in the end (delta: -127.5 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. [2018-10-27 06:13:12,507 INFO L168 Benchmark]: CDTParser took 0.15 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 06:13:12,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 338.26 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 936.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-27 06:13:12,508 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -199.0 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-10-27 06:13:12,509 INFO L168 Benchmark]: Boogie Preprocessor took 28.34 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 06:13:12,509 INFO L168 Benchmark]: RCFGBuilder took 566.34 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: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-10-27 06:13:12,510 INFO L168 Benchmark]: BuchiAutomizer took 3612.14 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: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2018-10-27 06:13:12,510 INFO L168 Benchmark]: Witness Printer took 4.21 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-10-27 06:13:12,514 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 338.26 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 936.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -199.0 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.34 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 566.34 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: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3612.14 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: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.21 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #Ultimate.alloc_#res * 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 * d + unknown-#length-unknown[#Ultimate.alloc_#res] and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. 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: 19 SDtfs, 20 SDslu, 21 SDs, 0 SdLazy, 6 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital147 mio100 ax112 hnf98 lsp83 ukn109 mio100 lsp51 div205 bol100 ite100 ukn100 eq169 hnf64 smp91 dnf100 smp100 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 34ms VariablesStem: 6 VariablesLoop: 3 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 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...