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.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/busybox-1.22.0/readlink_true-no-overflow_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-01ede7f [2018-11-11 20:31:27,209 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-11 20:31:27,213 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-11 20:31:27,236 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-11 20:31:27,236 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-11 20:31:27,240 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-11 20:31:27,241 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-11 20:31:27,247 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-11 20:31:27,248 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-11 20:31:27,249 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-11 20:31:27,251 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-11 20:31:27,252 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-11 20:31:27,252 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-11 20:31:27,253 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-11 20:31:27,259 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-11 20:31:27,260 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-11 20:31:27,261 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-11 20:31:27,274 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-11 20:31:27,278 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-11 20:31:27,279 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-11 20:31:27,280 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-11 20:31:27,285 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-11 20:31:27,290 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-11 20:31:27,303 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-11 20:31:27,303 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-11 20:31:27,304 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-11 20:31:27,304 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-11 20:31:27,304 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf [2018-11-11 20:31:27,338 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-11 20:31:27,338 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-11 20:31:27,342 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-11 20:31:27,342 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-11 20:31:27,343 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-11 20:31:27,343 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-11 20:31:27,343 INFO L133 SettingsManager]: * Use SBE=true [2018-11-11 20:31:27,343 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-11 20:31:27,343 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-11 20:31:27,343 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-11 20:31:27,344 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-11 20:31:27,344 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-11 20:31:27,344 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-11 20:31:27,344 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-11 20:31:27,344 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-11 20:31:27,344 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-11 20:31:27,344 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-11 20:31:27,344 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-11 20:31:27,350 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-11 20:31:27,350 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-11 20:31:27,350 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-11 20:31:27,350 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-11 20:31:27,350 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-11 20:31:27,350 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-11 20:31:27,351 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-11 20:31:27,351 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-11 20:31:27,351 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-11 20:31:27,351 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-11 20:31:27,351 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-11 20:31:27,455 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-11 20:31:27,475 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-11 20:31:27,482 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-11 20:31:27,486 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-11 20:31:27,486 INFO L276 PluginConnector]: CDTParser initialized [2018-11-11 20:31:27,487 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/busybox-1.22.0/readlink_true-no-overflow_true-valid-memsafety.i [2018-11-11 20:31:27,581 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80af56b62/5d1073738a964d7aa9862b3d8ad6ea5e/FLAG759c23a92 [2018-11-11 20:31:28,639 INFO L298 CDTParser]: Found 1 translation units. [2018-11-11 20:31:28,639 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/busybox-1.22.0/readlink_true-no-overflow_true-valid-memsafety.i [2018-11-11 20:31:28,692 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80af56b62/5d1073738a964d7aa9862b3d8ad6ea5e/FLAG759c23a92 [2018-11-11 20:31:28,715 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80af56b62/5d1073738a964d7aa9862b3d8ad6ea5e [2018-11-11 20:31:28,734 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-11 20:31:28,739 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-11 20:31:28,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-11 20:31:28,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-11 20:31:28,748 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-11 20:31:28,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 08:31:28" (1/1) ... [2018-11-11 20:31:28,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a301515 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:31:28, skipping insertion in model container [2018-11-11 20:31:28,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 08:31:28" (1/1) ... [2018-11-11 20:31:28,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-11 20:31:28,938 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-11 20:31:30,909 WARN L309 MainTranslator]: Unsupported Syntax: Unsupported function: strcpy [2018-11-11 20:31:30,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55b2c015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:31:30, skipping insertion in model container [2018-11-11 20:31:30,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-11 20:31:30,918 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-11 20:31:30,920 INFO L168 Benchmark]: Toolchain (without parser) took 2184.71 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: 47.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 3.9 GB. [2018-11-11 20:31:30,926 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-11-11 20:31:30,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2176.92 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: 47.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 3.9 GB. [2018-11-11 20:31:30,932 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 0.14 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 2176.92 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: 47.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 3.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2305]: Unsupported Syntax Unsupported function: strcpy RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...