java -ea -Xmx4000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/afterrec_2calls_true-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5d0219 [2018-11-15 10:17:03,193 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-15 10:17:03,197 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-15 10:17:03,221 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-15 10:17:03,221 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-15 10:17:03,222 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-15 10:17:03,229 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-15 10:17:03,231 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-15 10:17:03,248 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-15 10:17:03,248 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-15 10:17:03,249 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-15 10:17:03,249 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-15 10:17:03,255 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-15 10:17:03,256 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-15 10:17:03,257 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-15 10:17:03,257 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-15 10:17:03,263 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-15 10:17:03,264 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-15 10:17:03,275 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-15 10:17:03,277 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-15 10:17:03,277 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-15 10:17:03,281 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-15 10:17:03,283 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-15 10:17:03,283 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-15 10:17:03,283 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-15 10:17:03,289 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-15 10:17:03,290 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-15 10:17:03,290 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-15 10:17:03,291 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-15 10:17:03,299 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-15 10:17:03,299 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-15 10:17:03,299 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-15 10:17:03,300 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-15 10:17:03,300 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-15 10:17:03,300 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-15 10:17:03,301 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-15 10:17:03,301 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-15 10:17:03,337 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-15 10:17:03,337 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-15 10:17:03,342 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-15 10:17:03,343 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-15 10:17:03,343 INFO L133 SettingsManager]: * Use SBE=true [2018-11-15 10:17:03,343 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-15 10:17:03,343 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-15 10:17:03,343 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-15 10:17:03,343 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-15 10:17:03,343 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-15 10:17:03,347 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-15 10:17:03,347 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-15 10:17:03,347 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-15 10:17:03,347 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-15 10:17:03,347 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-15 10:17:03,349 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-15 10:17:03,349 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-15 10:17:03,349 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-15 10:17:03,349 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-15 10:17:03,349 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-15 10:17:03,349 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-15 10:17:03,349 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-15 10:17:03,350 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-15 10:17:03,350 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-15 10:17:03,350 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-15 10:17:03,350 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-15 10:17:03,350 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-15 10:17:03,351 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-15 10:17:03,351 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-11-15 10:17:03,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-15 10:17:03,453 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-15 10:17:03,458 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-15 10:17:03,463 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-15 10:17:03,463 INFO L276 PluginConnector]: CDTParser initialized [2018-11-15 10:17:03,464 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/afterrec_2calls_true-unreach-call_true-termination.c [2018-11-15 10:17:03,572 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67c1f64a3/886009152a58438e92516a9e0bb800b4/FLAGd8f372f3a [2018-11-15 10:17:04,245 INFO L298 CDTParser]: Found 1 translation units. [2018-11-15 10:17:04,246 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/afterrec_2calls_true-unreach-call_true-termination.c [2018-11-15 10:17:04,257 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67c1f64a3/886009152a58438e92516a9e0bb800b4/FLAGd8f372f3a [2018-11-15 10:17:04,292 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67c1f64a3/886009152a58438e92516a9e0bb800b4 [2018-11-15 10:17:04,310 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-15 10:17:04,311 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-15 10:17:04,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-15 10:17:04,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-15 10:17:04,324 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-15 10:17:04,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:17:04" (1/1) ... [2018-11-15 10:17:04,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@248dcaf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:17:04, skipping insertion in model container [2018-11-15 10:17:04,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:17:04" (1/1) ... [2018-11-15 10:17:04,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-15 10:17:04,387 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-15 10:17:04,713 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 10:17:04,719 INFO L191 MainTranslator]: Completed pre-run [2018-11-15 10:17:04,749 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 10:17:04,777 INFO L195 MainTranslator]: Completed translation [2018-11-15 10:17:04,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:17:04 WrapperNode [2018-11-15 10:17:04,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-15 10:17:04,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-15 10:17:04,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-15 10:17:04,780 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-15 10:17:04,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:17:04" (1/1) ... [2018-11-15 10:17:04,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:17:04" (1/1) ... [2018-11-15 10:17:04,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:17:04" (1/1) ... [2018-11-15 10:17:04,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:17:04" (1/1) ... [2018-11-15 10:17:04,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:17:04" (1/1) ... [2018-11-15 10:17:04,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:17:04" (1/1) ... [2018-11-15 10:17:04,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:17:04" (1/1) ... [2018-11-15 10:17:04,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-15 10:17:04,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-15 10:17:04,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-15 10:17:04,832 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-15 10:17:04,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:17:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-15 10:17:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-15 10:17:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-15 10:17:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-15 10:17:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2018-11-15 10:17:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-15 10:17:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-15 10:17:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-15 10:17:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2018-11-15 10:17:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-15 10:17:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-15 10:17:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-15 10:17:05,978 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-15 10:17:05,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:17:05 BoogieIcfgContainer [2018-11-15 10:17:05,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-15 10:17:05,986 INFO L168 Benchmark]: Toolchain (without parser) took 1675.63 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -52.9 MB). Peak memory consumption was 34.5 MB. Max. memory is 3.9 GB. [2018-11-15 10:17:05,988 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-15 10:17:05,988 INFO L168 Benchmark]: CACSL2BoogieTranslator took 466.82 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-15 10:17:05,989 INFO L168 Benchmark]: Boogie Preprocessor took 51.72 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-15 10:17:05,992 INFO L168 Benchmark]: RCFGBuilder took 1147.98 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -64.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 3.9 GB. [2018-11-15 10:17:05,994 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 466.82 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 51.72 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. * RCFGBuilder took 1147.98 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -64.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...