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-simple/fibo_2calls_6_true-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ddf0d93 [2018-11-16 20:38:23,328 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-16 20:38:23,330 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-16 20:38:23,343 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-16 20:38:23,343 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-16 20:38:23,344 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-16 20:38:23,346 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-16 20:38:23,348 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-16 20:38:23,350 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-16 20:38:23,351 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-16 20:38:23,352 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-16 20:38:23,352 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-16 20:38:23,353 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-16 20:38:23,354 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-16 20:38:23,355 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-16 20:38:23,356 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-16 20:38:23,357 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-16 20:38:23,359 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-16 20:38:23,361 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-16 20:38:23,362 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-16 20:38:23,363 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-16 20:38:23,364 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-16 20:38:23,366 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-16 20:38:23,375 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 [2018-11-16 20:38:23,398 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-16 20:38:23,398 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-16 20:38:23,400 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-16 20:38:23,400 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-16 20:38:23,401 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-16 20:38:23,401 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-16 20:38:23,401 INFO L133 SettingsManager]: * Use SBE=true [2018-11-16 20:38:23,401 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-16 20:38:23,402 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-16 20:38:23,403 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-16 20:38:23,403 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-16 20:38:23,403 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-16 20:38:23,403 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-16 20:38:23,403 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-16 20:38:23,404 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-16 20:38:23,404 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-16 20:38:23,404 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-16 20:38:23,404 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-16 20:38:23,404 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-16 20:38:23,405 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-16 20:38:23,405 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-16 20:38:23,405 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-16 20:38:23,405 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-16 20:38:23,405 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-16 20:38:23,406 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-16 20:38:23,406 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-16 20:38:23,406 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-16 20:38:23,406 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-16 20:38:23,406 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-16 20:38:23,408 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-16 20:38:23,408 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-16 20:38:23,409 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-16 20:38:23,409 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-16 20:38:23,482 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-16 20:38:23,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-16 20:38:23,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-16 20:38:23,510 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-16 20:38:23,511 INFO L276 PluginConnector]: CDTParser initialized [2018-11-16 20:38:23,511 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_6_true-unreach-call_true-termination.c [2018-11-16 20:38:23,591 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85920b1e2/045a297865624f93a2df99286d7ba56f/FLAG688eb1e5c [2018-11-16 20:38:24,039 INFO L307 CDTParser]: Found 1 translation units. [2018-11-16 20:38:24,040 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_2calls_6_true-unreach-call_true-termination.c [2018-11-16 20:38:24,045 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85920b1e2/045a297865624f93a2df99286d7ba56f/FLAG688eb1e5c [2018-11-16 20:38:24,385 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85920b1e2/045a297865624f93a2df99286d7ba56f [2018-11-16 20:38:24,397 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-16 20:38:24,398 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-16 20:38:24,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-16 20:38:24,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-16 20:38:24,403 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-16 20:38:24,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:38:24" (1/1) ... [2018-11-16 20:38:24,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aa2d4e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:38:24, skipping insertion in model container [2018-11-16 20:38:24,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:38:24" (1/1) ... [2018-11-16 20:38:24,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-16 20:38:24,443 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-16 20:38:24,683 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 20:38:24,688 INFO L191 MainTranslator]: Completed pre-run [2018-11-16 20:38:24,722 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 20:38:24,740 INFO L195 MainTranslator]: Completed translation [2018-11-16 20:38:24,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:38:24 WrapperNode [2018-11-16 20:38:24,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-16 20:38:24,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-16 20:38:24,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-16 20:38:24,742 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-16 20:38:24,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:38:24" (1/1) ... [2018-11-16 20:38:24,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:38:24" (1/1) ... [2018-11-16 20:38:24,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:38:24" (1/1) ... [2018-11-16 20:38:24,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:38:24" (1/1) ... [2018-11-16 20:38:24,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:38:24" (1/1) ... [2018-11-16 20:38:24,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:38:24" (1/1) ... [2018-11-16 20:38:24,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:38:24" (1/1) ... [2018-11-16 20:38:24,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-16 20:38:24,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-16 20:38:24,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-16 20:38:24,785 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-16 20:38:24,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:38:24" (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 [2018-11-16 20:38:24,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-16 20:38:24,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-16 20:38:24,919 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2018-11-16 20:38:24,919 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2018-11-16 20:38:24,919 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-16 20:38:24,920 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-16 20:38:24,920 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-16 20:38:24,920 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2018-11-16 20:38:24,920 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2018-11-16 20:38:24,920 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-16 20:38:24,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-16 20:38:24,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-16 20:38:25,440 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-16 20:38:25,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:38:25 BoogieIcfgContainer [2018-11-16 20:38:25,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-16 20:38:25,444 INFO L168 Benchmark]: Toolchain (without parser) took 1046.93 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 720.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -760.7 MB). Peak memory consumption was 36.9 MB. Max. memory is 7.1 GB. [2018-11-16 20:38:25,446 INFO L168 Benchmark]: CDTParser took 0.23 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. [2018-11-16 20:38:25,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.12 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. [2018-11-16 20:38:25,448 INFO L168 Benchmark]: Boogie Preprocessor took 42.02 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. [2018-11-16 20:38:25,449 INFO L168 Benchmark]: RCFGBuilder took 657.18 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 720.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -771.2 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2018-11-16 20:38:25,452 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 0.23 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 342.12 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 42.02 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 657.18 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 720.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -771.2 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...