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-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/recursive/Fibonacci01_true-unreach-call_true-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0cd0241 [2018-11-17 23:03:49,263 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-17 23:03:49,266 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-17 23:03:49,278 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-17 23:03:49,279 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-17 23:03:49,280 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-17 23:03:49,281 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-17 23:03:49,283 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-17 23:03:49,285 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-17 23:03:49,286 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-17 23:03:49,287 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-17 23:03:49,287 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-17 23:03:49,288 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-17 23:03:49,290 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-17 23:03:49,291 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-17 23:03:49,292 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-17 23:03:49,293 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-17 23:03:49,295 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-17 23:03:49,297 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-17 23:03:49,299 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-17 23:03:49,300 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-17 23:03:49,302 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-17 23:03:49,304 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-17 23:03:49,312 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-17 23:03:49,312 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-17 23:03:49,317 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-17 23:03:49,318 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-17 23:03:49,318 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-17 23:03:49,350 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-17 23:03:49,351 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-17 23:03:49,352 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-17 23:03:49,352 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-17 23:03:49,354 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-17 23:03:49,355 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-17 23:03:49,355 INFO L133 SettingsManager]: * Use SBE=true [2018-11-17 23:03:49,355 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-17 23:03:49,355 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-17 23:03:49,356 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-17 23:03:49,356 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-17 23:03:49,356 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-17 23:03:49,357 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-17 23:03:49,357 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-17 23:03:49,357 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-17 23:03:49,357 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-17 23:03:49,357 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-17 23:03:49,359 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-17 23:03:49,359 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-17 23:03:49,359 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-17 23:03:49,360 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-17 23:03:49,360 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-17 23:03:49,360 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-17 23:03:49,360 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-17 23:03:49,360 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-17 23:03:49,361 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-17 23:03:49,361 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-17 23:03:49,361 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-17 23:03:49,362 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-17 23:03:49,362 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-17 23:03:49,362 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-17 23:03:49,362 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-17 23:03:49,362 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-17 23:03:49,442 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-17 23:03:49,455 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-17 23:03:49,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-17 23:03:49,461 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-17 23:03:49,461 INFO L276 PluginConnector]: CDTParser initialized [2018-11-17 23:03:49,462 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive/Fibonacci01_true-unreach-call_true-no-overflow.c [2018-11-17 23:03:49,526 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8c9d9b3a/74a7d8ab14d6453f95a60ecc36148e2b/FLAG917858b55 [2018-11-17 23:03:49,955 INFO L307 CDTParser]: Found 1 translation units. [2018-11-17 23:03:49,956 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive/Fibonacci01_true-unreach-call_true-no-overflow.c [2018-11-17 23:03:49,963 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8c9d9b3a/74a7d8ab14d6453f95a60ecc36148e2b/FLAG917858b55 [2018-11-17 23:03:50,338 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8c9d9b3a/74a7d8ab14d6453f95a60ecc36148e2b [2018-11-17 23:03:50,353 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-17 23:03:50,355 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-17 23:03:50,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-17 23:03:50,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-17 23:03:50,364 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-17 23:03:50,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 11:03:50" (1/1) ... [2018-11-17 23:03:50,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21f213c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:03:50, skipping insertion in model container [2018-11-17 23:03:50,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 11:03:50" (1/1) ... [2018-11-17 23:03:50,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-17 23:03:50,410 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-17 23:03:50,618 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-17 23:03:50,624 INFO L191 MainTranslator]: Completed pre-run [2018-11-17 23:03:50,643 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-17 23:03:50,658 INFO L195 MainTranslator]: Completed translation [2018-11-17 23:03:50,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:03:50 WrapperNode [2018-11-17 23:03:50,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-17 23:03:50,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-17 23:03:50,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-17 23:03:50,660 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-17 23:03:50,672 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:03:50" (1/1) ... [2018-11-17 23:03:50,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:03:50" (1/1) ... [2018-11-17 23:03:50,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:03:50" (1/1) ... [2018-11-17 23:03:50,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:03:50" (1/1) ... [2018-11-17 23:03:50,687 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:03:50" (1/1) ... [2018-11-17 23:03:50,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:03:50" (1/1) ... [2018-11-17 23:03:50,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:03:50" (1/1) ... [2018-11-17 23:03:50,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-17 23:03:50,694 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-17 23:03:50,694 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-17 23:03:50,694 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-17 23:03:50,695 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:03:50" (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 [2018-11-17 23:03:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-17 23:03:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-17 23:03:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2018-11-17 23:03:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-17 23:03:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-17 23:03:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-17 23:03:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2018-11-17 23:03:50,817 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-17 23:03:50,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-17 23:03:50,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-17 23:03:51,282 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-17 23:03:51,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 11:03:51 BoogieIcfgContainer [2018-11-17 23:03:51,283 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-17 23:03:51,285 INFO L168 Benchmark]: Toolchain (without parser) took 931.37 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 666.9 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -705.0 MB). Peak memory consumption was 36.6 MB. Max. memory is 7.1 GB. [2018-11-17 23:03:51,288 INFO L168 Benchmark]: CDTParser took 0.27 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. [2018-11-17 23:03:51,289 INFO L168 Benchmark]: CACSL2BoogieTranslator took 302.65 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. [2018-11-17 23:03:51,289 INFO L168 Benchmark]: Boogie Preprocessor took 34.26 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. [2018-11-17 23:03:51,290 INFO L168 Benchmark]: RCFGBuilder took 589.30 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 666.9 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -715.5 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2018-11-17 23:03:51,294 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 0.27 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. * CACSL2BoogieTranslator took 302.65 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 Preprocessor took 34.26 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 589.30 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 666.9 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -715.5 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...