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_7_true-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5d0219 [2018-11-14 23:49:59,113 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-14 23:49:59,115 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-14 23:49:59,152 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-14 23:49:59,153 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-14 23:49:59,154 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-14 23:49:59,158 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-14 23:49:59,164 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-14 23:49:59,169 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-14 23:49:59,170 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-14 23:49:59,171 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-14 23:49:59,178 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-14 23:49:59,179 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-14 23:49:59,180 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-14 23:49:59,190 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-14 23:49:59,191 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-14 23:49:59,201 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-14 23:49:59,203 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-14 23:49:59,205 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-14 23:49:59,213 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-14 23:49:59,214 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-14 23:49:59,219 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-14 23:49:59,230 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-14 23:49:59,250 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-14 23:49:59,250 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-14 23:49:59,255 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-14 23:49:59,256 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-14 23:49:59,260 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 23:49:59,306 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-14 23:49:59,306 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-14 23:49:59,310 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-14 23:49:59,311 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-14 23:49:59,315 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-14 23:49:59,315 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-14 23:49:59,316 INFO L133 SettingsManager]: * Use SBE=true [2018-11-14 23:49:59,319 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-14 23:49:59,319 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-14 23:49:59,319 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-14 23:49:59,319 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-14 23:49:59,320 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-14 23:49:59,320 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-14 23:49:59,320 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-14 23:49:59,320 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-14 23:49:59,320 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-14 23:49:59,324 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-14 23:49:59,324 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-14 23:49:59,324 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-14 23:49:59,325 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-14 23:49:59,325 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-14 23:49:59,325 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-14 23:49:59,325 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-14 23:49:59,325 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 23:49:59,326 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-14 23:49:59,328 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-14 23:49:59,328 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-14 23:49:59,328 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-14 23:49:59,328 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-14 23:49:59,329 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-14 23:49:59,329 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-14 23:49:59,329 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-14 23:49:59,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-14 23:49:59,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-14 23:49:59,503 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-14 23:49:59,504 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-14 23:49:59,506 INFO L276 PluginConnector]: CDTParser initialized [2018-11-14 23:49:59,507 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_7_true-unreach-call_true-termination.c [2018-11-14 23:49:59,648 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e96ad53c6/192781f95c7f46048c0d54bcc4a852c5/FLAG7d4f5b903 [2018-11-14 23:50:00,600 INFO L298 CDTParser]: Found 1 translation units. [2018-11-14 23:50:00,601 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_7_true-unreach-call_true-termination.c [2018-11-14 23:50:00,623 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e96ad53c6/192781f95c7f46048c0d54bcc4a852c5/FLAG7d4f5b903 [2018-11-14 23:50:00,663 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e96ad53c6/192781f95c7f46048c0d54bcc4a852c5 [2018-11-14 23:50:00,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-14 23:50:00,694 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-14 23:50:00,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-14 23:50:00,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-14 23:50:00,707 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-14 23:50:00,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 11:50:00" (1/1) ... [2018-11-14 23:50:00,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38263162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:00, skipping insertion in model container [2018-11-14 23:50:00,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 11:50:00" (1/1) ... [2018-11-14 23:50:00,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-14 23:50:00,799 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-14 23:50:01,289 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 23:50:01,307 INFO L191 MainTranslator]: Completed pre-run [2018-11-14 23:50:01,355 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 23:50:01,398 INFO L195 MainTranslator]: Completed translation [2018-11-14 23:50:01,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:01 WrapperNode [2018-11-14 23:50:01,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-14 23:50:01,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-14 23:50:01,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-14 23:50:01,404 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-14 23:50:01,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:01" (1/1) ... [2018-11-14 23:50:01,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:01" (1/1) ... [2018-11-14 23:50:01,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:01" (1/1) ... [2018-11-14 23:50:01,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:01" (1/1) ... [2018-11-14 23:50:01,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:01" (1/1) ... [2018-11-14 23:50:01,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:01" (1/1) ... [2018-11-14 23:50:01,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:01" (1/1) ... [2018-11-14 23:50:01,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-14 23:50:01,500 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-14 23:50:01,500 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-14 23:50:01,501 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-14 23:50:01,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:01" (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 23:50:01,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-14 23:50:01,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-14 23:50:01,886 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2018-11-14 23:50:01,886 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-14 23:50:01,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-14 23:50:01,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-14 23:50:01,887 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2018-11-14 23:50:01,887 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-14 23:50:01,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-14 23:50:01,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-14 23:50:02,998 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-14 23:50:03,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 11:50:03 BoogieIcfgContainer [2018-11-14 23:50:03,001 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-14 23:50:03,004 INFO L168 Benchmark]: Toolchain (without parser) took 2311.12 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: -47.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 3.9 GB. [2018-11-14 23:50:03,007 INFO L168 Benchmark]: CDTParser took 0.23 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 23:50:03,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 704.28 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. [2018-11-14 23:50:03,013 INFO L168 Benchmark]: Boogie Preprocessor took 92.06 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 23:50:03,013 INFO L168 Benchmark]: RCFGBuilder took 1500.70 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 23.1 MB. Max. memory is 3.9 GB. [2018-11-14 23:50:03,029 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 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 704.28 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 92.06 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 1500.70 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 23.1 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...