java -ea -Xmx8000000000 -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-BIN-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_20_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-aa41828 [2018-11-22 22:48:32,223 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:48:32,225 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:48:32,240 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:48:32,240 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:48:32,242 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:48:32,245 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:48:32,249 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:48:32,252 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:48:32,253 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:48:32,260 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:48:32,260 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:48:32,264 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:48:32,265 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:48:32,267 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:48:32,270 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:48:32,271 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:48:32,275 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:48:32,281 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:48:32,284 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:48:32,285 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:48:32,287 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:48:32,291 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:48:32,291 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:48:32,291 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:48:32,292 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:48:32,294 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:48:32,295 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:48:32,297 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:48:32,299 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:48:32,299 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:48:32,300 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:48:32,300 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:48:32,301 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:48:32,302 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:48:32,303 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:48:32,303 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 22:48:32,330 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:48:32,330 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:48:32,331 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:48:32,331 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 22:48:32,333 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:48:32,333 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:48:32,333 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 22:48:32,334 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:48:32,338 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:48:32,338 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:48:32,338 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:48:32,338 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:48:32,339 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:48:32,339 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:48:32,339 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:48:32,339 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:48:32,339 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:48:32,340 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:48:32,340 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:48:32,340 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:48:32,340 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 22:48:32,340 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:48:32,341 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 22:48:32,341 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:48:32,341 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:48:32,341 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:48:32,342 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:48:32,342 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 22:48:32,342 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:48:32,342 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 22:48:32,342 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-22 22:48:32,390 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:48:32,404 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:48:32,407 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:48:32,409 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:48:32,410 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:48:32,410 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_20_true-unreach-call.c [2018-11-22 22:48:32,476 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7646df733/61918effc14f4c9ca988f64248db6647/FLAG4f3ba8d06 [2018-11-22 22:48:32,953 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:48:32,953 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_2calls_20_true-unreach-call.c [2018-11-22 22:48:32,963 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7646df733/61918effc14f4c9ca988f64248db6647/FLAG4f3ba8d06 [2018-11-22 22:48:33,323 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7646df733/61918effc14f4c9ca988f64248db6647 [2018-11-22 22:48:33,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:48:33,335 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-22 22:48:33,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:48:33,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:48:33,340 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:48:33,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:48:33" (1/1) ... [2018-11-22 22:48:33,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4685972e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:33, skipping insertion in model container [2018-11-22 22:48:33,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:48:33" (1/1) ... [2018-11-22 22:48:33,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:48:33,374 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:48:33,618 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:48:33,630 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:48:33,656 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:48:33,676 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:48:33,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:33 WrapperNode [2018-11-22 22:48:33,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:48:33,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:48:33,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:48:33,678 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:48:33,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:33" (1/1) ... [2018-11-22 22:48:33,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:33" (1/1) ... [2018-11-22 22:48:33,705 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:48:33,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:48:33,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:48:33,706 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:48:33,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:33" (1/1) ... [2018-11-22 22:48:33,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:33" (1/1) ... [2018-11-22 22:48:33,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:33" (1/1) ... [2018-11-22 22:48:33,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:33" (1/1) ... [2018-11-22 22:48:33,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:33" (1/1) ... [2018-11-22 22:48:33,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:33" (1/1) ... [2018-11-22 22:48:33,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:33" (1/1) ... [2018-11-22 22:48:33,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:48:33,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:48:33,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:48:33,728 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:48:33,729 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:33" (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:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:48:33,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 22:48:33,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 22:48:33,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:48:33,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:48:33,851 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 22:48:33,851 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 22:48:33,851 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2018-11-22 22:48:33,851 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2018-11-22 22:48:33,851 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2018-11-22 22:48:33,852 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2018-11-22 22:48:34,435 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:48:34,435 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-22 22:48:34,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:48:34 BoogieIcfgContainer [2018-11-22 22:48:34,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:48:34,439 INFO L168 Benchmark]: Toolchain (without parser) took 1104.78 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 720.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -736.8 MB). Peak memory consumption was 37.0 MB. Max. memory is 7.1 GB. [2018-11-22 22:48:34,441 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 22:48:34,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.30 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-22 22:48:34,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.49 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 22:48:34,444 INFO L168 Benchmark]: Boogie Preprocessor took 21.68 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 22:48:34,445 INFO L168 Benchmark]: RCFGBuilder took 708.96 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 720.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -747.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2018-11-22 22:48:34,449 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 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 341.30 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 27.49 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.68 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 708.96 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 720.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -747.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...