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/id_b2_o3_true-unreach-call_true-termination_true-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5d0219 [2018-11-14 23:50:01,674 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-14 23:50:01,681 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-14 23:50:01,717 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-14 23:50:01,717 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-14 23:50:01,726 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-14 23:50:01,727 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-14 23:50:01,732 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-14 23:50:01,737 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-14 23:50:01,739 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-14 23:50:01,740 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-14 23:50:01,750 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-14 23:50:01,752 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-14 23:50:01,758 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-14 23:50:01,765 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-14 23:50:01,766 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-14 23:50:01,771 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-14 23:50:01,779 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-14 23:50:01,790 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-14 23:50:01,794 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-14 23:50:01,795 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-14 23:50:01,802 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-14 23:50:01,810 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-14 23:50:01,838 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 23:50:01,893 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-14 23:50:01,893 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-14 23:50:01,894 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-14 23:50:01,900 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-14 23:50:01,904 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-14 23:50:01,904 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-14 23:50:01,904 INFO L133 SettingsManager]: * Use SBE=true [2018-11-14 23:50:01,906 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-14 23:50:01,906 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-14 23:50:01,906 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-14 23:50:01,906 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-14 23:50:01,907 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-14 23:50:01,907 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-14 23:50:01,907 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-14 23:50:01,907 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-14 23:50:01,910 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-14 23:50:01,910 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-14 23:50:01,910 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-14 23:50:01,910 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-14 23:50:01,911 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-14 23:50:01,911 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-14 23:50:01,911 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-14 23:50:01,911 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-14 23:50:01,911 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 23:50:01,918 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-14 23:50:01,918 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-14 23:50:01,919 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-14 23:50:01,919 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-14 23:50:01,919 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-14 23:50:01,919 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-14 23:50:01,919 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-14 23:50:01,919 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-14 23:50:02,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-14 23:50:02,077 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-14 23:50:02,089 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-14 23:50:02,091 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-14 23:50:02,094 INFO L276 PluginConnector]: CDTParser initialized [2018-11-14 23:50:02,095 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/id_b2_o3_true-unreach-call_true-termination_true-no-overflow.c [2018-11-14 23:50:02,246 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b547850b1/9de781b0489a42e4aaa3dda4edb05278/FLAGcee37816c [2018-11-14 23:50:03,198 INFO L298 CDTParser]: Found 1 translation units. [2018-11-14 23:50:03,199 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/id_b2_o3_true-unreach-call_true-termination_true-no-overflow.c [2018-11-14 23:50:03,214 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b547850b1/9de781b0489a42e4aaa3dda4edb05278/FLAGcee37816c [2018-11-14 23:50:03,236 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b547850b1/9de781b0489a42e4aaa3dda4edb05278 [2018-11-14 23:50:03,258 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-14 23:50:03,260 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-14 23:50:03,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-14 23:50:03,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-14 23:50:03,274 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-14 23:50:03,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 11:50:03" (1/1) ... [2018-11-14 23:50:03,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53aa012c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:03, skipping insertion in model container [2018-11-14 23:50:03,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 11:50:03" (1/1) ... [2018-11-14 23:50:03,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-14 23:50:03,339 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-14 23:50:03,892 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 23:50:03,913 INFO L191 MainTranslator]: Completed pre-run [2018-11-14 23:50:03,953 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 23:50:03,983 INFO L195 MainTranslator]: Completed translation [2018-11-14 23:50:03,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:03 WrapperNode [2018-11-14 23:50:03,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-14 23:50:03,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-14 23:50:03,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-14 23:50:03,985 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-14 23:50:04,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:03" (1/1) ... [2018-11-14 23:50:04,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:03" (1/1) ... [2018-11-14 23:50:04,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:03" (1/1) ... [2018-11-14 23:50:04,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:03" (1/1) ... [2018-11-14 23:50:04,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:03" (1/1) ... [2018-11-14 23:50:04,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:03" (1/1) ... [2018-11-14 23:50:04,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:03" (1/1) ... [2018-11-14 23:50:04,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-14 23:50:04,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-14 23:50:04,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-14 23:50:04,038 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-14 23:50:04,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:50:03" (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 23:50:04,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-14 23:50:04,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-14 23:50:04,308 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2018-11-14 23:50:04,308 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-14 23:50:04,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2018-11-14 23:50:04,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-14 23:50:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure id [2018-11-14 23:50:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-14 23:50:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-14 23:50:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-14 23:50:05,343 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-14 23:50:05,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 11:50:05 BoogieIcfgContainer [2018-11-14 23:50:05,344 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-14 23:50:05,347 INFO L168 Benchmark]: Toolchain (without parser) took 2088.88 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: -47.3 MB). Peak memory consumption was 34.4 MB. Max. memory is 3.9 GB. [2018-11-14 23:50:05,368 INFO L168 Benchmark]: CDTParser took 0.22 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 23:50:05,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.81 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 23:50:05,370 INFO L168 Benchmark]: Boogie Preprocessor took 52.46 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 23:50:05,371 INFO L168 Benchmark]: RCFGBuilder took 1307.26 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 23:50:05,388 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 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 722.81 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 52.46 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 1307.26 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...