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-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_25_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5d0219 [2018-11-14 23:49:43,886 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-14 23:49:43,891 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-14 23:49:43,934 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-14 23:49:43,935 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-14 23:49:43,936 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-14 23:49:43,941 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-14 23:49:43,944 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-14 23:49:43,952 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-14 23:49:43,953 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-14 23:49:43,964 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-14 23:49:43,965 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-14 23:49:43,966 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-14 23:49:43,975 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-14 23:49:43,977 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-14 23:49:43,983 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-14 23:49:43,984 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-14 23:49:43,991 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-14 23:49:43,996 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-14 23:49:44,002 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-14 23:49:44,004 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-14 23:49:44,010 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-14 23:49:44,018 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-14 23:49:44,018 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-14 23:49:44,019 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-14 23:49:44,023 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-14 23:49:44,024 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-14 23:49:44,025 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-14 23:49:44,034 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-14 23:49:44,037 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-14 23:49:44,038 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-14 23:49:44,042 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-14 23:49:44,042 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-14 23:49:44,043 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-14 23:49:44,045 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-14 23:49:44,046 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-14 23:49:44,046 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 [2018-11-14 23:49:44,098 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-14 23:49:44,099 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-14 23:49:44,101 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-14 23:49:44,102 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-14 23:49:44,107 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-14 23:49:44,107 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-14 23:49:44,107 INFO L133 SettingsManager]: * Use SBE=true [2018-11-14 23:49:44,108 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-14 23:49:44,108 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-14 23:49:44,108 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-14 23:49:44,108 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-14 23:49:44,108 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-14 23:49:44,109 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-14 23:49:44,109 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-14 23:49:44,109 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-14 23:49:44,109 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-14 23:49:44,109 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-14 23:49:44,116 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-14 23:49:44,116 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-14 23:49:44,116 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-14 23:49:44,117 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-14 23:49:44,117 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-14 23:49:44,117 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-14 23:49:44,117 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 23:49:44,118 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-14 23:49:44,118 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-14 23:49:44,118 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-14 23:49:44,118 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-14 23:49:44,118 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-14 23:49:44,119 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-14 23:49:44,122 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-14 23:49:44,122 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-14 23:49:44,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-14 23:49:44,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-14 23:49:44,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-14 23:49:44,296 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-14 23:49:44,298 INFO L276 PluginConnector]: CDTParser initialized [2018-11-14 23:49:44,299 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_25_false-unreach-call.c [2018-11-14 23:49:44,451 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/457a9dde0/e1f4e7bc5ca645b8891ce371a9bc38d5/FLAG08ee9d8dd [2018-11-14 23:49:45,468 INFO L298 CDTParser]: Found 1 translation units. [2018-11-14 23:49:45,469 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_25_false-unreach-call.c [2018-11-14 23:49:45,491 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/457a9dde0/e1f4e7bc5ca645b8891ce371a9bc38d5/FLAG08ee9d8dd [2018-11-14 23:49:45,534 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/457a9dde0/e1f4e7bc5ca645b8891ce371a9bc38d5 [2018-11-14 23:49:45,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-14 23:49:45,554 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-14 23:49:45,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-14 23:49:45,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-14 23:49:45,576 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-14 23:49:45,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 11:49:45" (1/1) ... [2018-11-14 23:49:45,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f34b7f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:49:45, skipping insertion in model container [2018-11-14 23:49:45,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 11:49:45" (1/1) ... [2018-11-14 23:49:45,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-14 23:49:45,665 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-14 23:49:46,238 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 23:49:46,258 INFO L191 MainTranslator]: Completed pre-run [2018-11-14 23:49:46,303 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 23:49:46,347 INFO L195 MainTranslator]: Completed translation [2018-11-14 23:49:46,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:49:46 WrapperNode [2018-11-14 23:49:46,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-14 23:49:46,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-14 23:49:46,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-14 23:49:46,350 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-14 23:49:46,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:49:46" (1/1) ... [2018-11-14 23:49:46,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:49:46" (1/1) ... [2018-11-14 23:49:46,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:49:46" (1/1) ... [2018-11-14 23:49:46,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:49:46" (1/1) ... [2018-11-14 23:49:46,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:49:46" (1/1) ... [2018-11-14 23:49:46,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:49:46" (1/1) ... [2018-11-14 23:49:46,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:49:46" (1/1) ... [2018-11-14 23:49:46,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-14 23:49:46,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-14 23:49:46,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-14 23:49:46,443 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-14 23:49:46,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:49:46" (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 [2018-11-14 23:49:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-14 23:49:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-14 23:49:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2018-11-14 23:49:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-14 23:49:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-14 23:49:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-14 23:49:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2018-11-14 23:49:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-14 23:49:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-14 23:49:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-14 23:49:47,856 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-14 23:49:47,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 11:49:47 BoogieIcfgContainer [2018-11-14 23:49:47,857 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-14 23:49:47,867 INFO L168 Benchmark]: Toolchain (without parser) took 2314.21 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: -44.5 MB). Peak memory consumption was 37.3 MB. Max. memory is 3.9 GB. [2018-11-14 23:49:47,875 INFO L168 Benchmark]: CDTParser took 0.69 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. [2018-11-14 23:49:47,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 790.10 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: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 3.9 GB. [2018-11-14 23:49:47,882 INFO L168 Benchmark]: Boogie Preprocessor took 93.36 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. [2018-11-14 23:49:47,883 INFO L168 Benchmark]: RCFGBuilder took 1414.60 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: -58.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 3.9 GB. [2018-11-14 23:49:47,892 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 0.69 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 790.10 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: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 93.36 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 1414.60 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: -58.6 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...