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_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_15_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-52b0504 [2018-11-15 19:42:35,462 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-15 19:42:35,465 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-15 19:42:35,481 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-15 19:42:35,481 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-15 19:42:35,482 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-15 19:42:35,486 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-15 19:42:35,489 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-15 19:42:35,492 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-15 19:42:35,499 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-15 19:42:35,501 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-15 19:42:35,502 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-15 19:42:35,503 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-15 19:42:35,507 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-15 19:42:35,509 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-15 19:42:35,510 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-15 19:42:35,511 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-15 19:42:35,515 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-15 19:42:35,520 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-15 19:42:35,524 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-15 19:42:35,526 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-15 19:42:35,527 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-15 19:42:35,531 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-15 19:42:35,548 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 [2018-11-15 19:42:35,569 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-15 19:42:35,570 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-15 19:42:35,571 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-15 19:42:35,575 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-15 19:42:35,576 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-15 19:42:35,576 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-15 19:42:35,576 INFO L133 SettingsManager]: * Use SBE=true [2018-11-15 19:42:35,576 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-15 19:42:35,576 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-15 19:42:35,577 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-15 19:42:35,577 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-15 19:42:35,577 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-15 19:42:35,577 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-15 19:42:35,577 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-15 19:42:35,579 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-15 19:42:35,579 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-15 19:42:35,579 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-15 19:42:35,579 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-15 19:42:35,579 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-15 19:42:35,580 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-15 19:42:35,580 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-15 19:42:35,580 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-15 19:42:35,580 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 19:42:35,580 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-15 19:42:35,581 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-15 19:42:35,581 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-15 19:42:35,581 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-15 19:42:35,581 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-15 19:42:35,582 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-15 19:42:35,582 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-15 19:42:35,638 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-15 19:42:35,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-15 19:42:35,656 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-15 19:42:35,658 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-15 19:42:35,659 INFO L276 PluginConnector]: CDTParser initialized [2018-11-15 19:42:35,659 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_15_true-unreach-call.c [2018-11-15 19:42:35,726 INFO L219 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff1435369/b0410eae443d4bf1ba7a6234f29ceebb/FLAG6c7f205da [2018-11-15 19:42:36,216 INFO L304 CDTParser]: Found 1 translation units. [2018-11-15 19:42:36,217 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_15_true-unreach-call.c [2018-11-15 19:42:36,224 INFO L352 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff1435369/b0410eae443d4bf1ba7a6234f29ceebb/FLAG6c7f205da [2018-11-15 19:42:36,592 INFO L360 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff1435369/b0410eae443d4bf1ba7a6234f29ceebb [2018-11-15 19:42:36,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-15 19:42:36,605 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-15 19:42:36,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-15 19:42:36,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-15 19:42:36,610 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-15 19:42:36,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:42:36" (1/1) ... [2018-11-15 19:42:36,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c87151e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:42:36, skipping insertion in model container [2018-11-15 19:42:36,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:42:36" (1/1) ... [2018-11-15 19:42:36,628 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-15 19:42:36,650 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-15 19:42:36,878 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 19:42:36,885 INFO L191 MainTranslator]: Completed pre-run [2018-11-15 19:42:36,904 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 19:42:36,921 INFO L195 MainTranslator]: Completed translation [2018-11-15 19:42:36,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:42:36 WrapperNode [2018-11-15 19:42:36,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-15 19:42:36,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-15 19:42:36,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-15 19:42:36,923 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-15 19:42:36,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:42:36" (1/1) ... [2018-11-15 19:42:36,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:42:36" (1/1) ... [2018-11-15 19:42:36,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:42:36" (1/1) ... [2018-11-15 19:42:36,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:42:36" (1/1) ... [2018-11-15 19:42:36,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:42:36" (1/1) ... [2018-11-15 19:42:36,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:42:36" (1/1) ... [2018-11-15 19:42:36,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:42:36" (1/1) ... [2018-11-15 19:42:36,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-15 19:42:36,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-15 19:42:36,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-15 19:42:36,958 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-15 19:42:36,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:42:36" (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 [2018-11-15 19:42:37,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-15 19:42:37,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-15 19:42:37,034 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2018-11-15 19:42:37,034 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-15 19:42:37,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-15 19:42:37,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-15 19:42:37,035 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2018-11-15 19:42:37,035 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-15 19:42:37,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-15 19:42:37,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-15 19:42:37,639 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-15 19:42:37,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:42:37 BoogieIcfgContainer [2018-11-15 19:42:37,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-15 19:42:37,642 INFO L168 Benchmark]: Toolchain (without parser) took 1038.37 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 695.2 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -729.3 MB). Peak memory consumption was 37.0 MB. Max. memory is 7.1 GB. [2018-11-15 19:42:37,644 INFO L168 Benchmark]: CDTParser took 0.22 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. [2018-11-15 19:42:37,645 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.32 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. [2018-11-15 19:42:37,646 INFO L168 Benchmark]: Boogie Preprocessor took 34.32 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. [2018-11-15 19:42:37,647 INFO L168 Benchmark]: RCFGBuilder took 682.74 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 695.2 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -739.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2018-11-15 19:42:37,651 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 316.32 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 34.32 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 682.74 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 695.2 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -739.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...