java -ea -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./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/echo_true-no-overflow_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-38cac3e [2018-11-27 10:02:25,785 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-27 10:02:25,790 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-27 10:02:25,821 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-27 10:02:25,821 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-27 10:02:25,822 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-27 10:02:25,830 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-27 10:02:25,833 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-27 10:02:25,841 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-27 10:02:25,842 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-27 10:02:25,852 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-27 10:02:25,852 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-27 10:02:25,853 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-27 10:02:25,855 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-27 10:02:25,859 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-27 10:02:25,865 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-27 10:02:25,866 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-27 10:02:25,873 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-27 10:02:25,875 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-27 10:02:25,882 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-27 10:02:25,883 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-27 10:02:25,890 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-27 10:02:25,897 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-27 10:02:25,921 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 [2018-11-27 10:02:25,960 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-27 10:02:25,960 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-27 10:02:25,961 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-27 10:02:25,961 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-27 10:02:25,968 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-27 10:02:25,968 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-27 10:02:25,968 INFO L133 SettingsManager]: * Use SBE=true [2018-11-27 10:02:25,968 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-27 10:02:25,968 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-27 10:02:25,972 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-27 10:02:25,972 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-27 10:02:25,972 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-27 10:02:25,972 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-27 10:02:25,973 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-27 10:02:25,973 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-27 10:02:25,974 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-27 10:02:25,974 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-27 10:02:25,974 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-27 10:02:25,974 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-27 10:02:25,974 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-27 10:02:25,975 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-27 10:02:25,975 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-27 10:02:25,975 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-27 10:02:25,975 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-27 10:02:25,975 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-27 10:02:25,979 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-27 10:02:25,979 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-27 10:02:25,979 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-27 10:02:25,980 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-27 10:02:25,980 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-27 10:02:26,077 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-27 10:02:26,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-27 10:02:26,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-27 10:02:26,126 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-27 10:02:26,127 INFO L276 PluginConnector]: CDTParser initialized [2018-11-27 10:02:26,131 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/busybox-1.22.0/echo_true-no-overflow_true-valid-memsafety.i [2018-11-27 10:02:26,282 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce35195e9/44d7d1b0fe234c469495ff8035cb7576/FLAGeb8459131 [2018-11-27 10:02:27,826 INFO L307 CDTParser]: Found 1 translation units. [2018-11-27 10:02:27,827 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/busybox-1.22.0/echo_true-no-overflow_true-valid-memsafety.i [2018-11-27 10:02:27,900 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce35195e9/44d7d1b0fe234c469495ff8035cb7576/FLAGeb8459131 [2018-11-27 10:02:27,958 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce35195e9/44d7d1b0fe234c469495ff8035cb7576 [2018-11-27 10:02:27,985 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-27 10:02:27,987 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-27 10:02:27,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-27 10:02:27,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-27 10:02:28,005 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-27 10:02:28,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:27" (1/1) ... [2018-11-27 10:02:28,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10bda58f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:28, skipping insertion in model container [2018-11-27 10:02:28,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:27" (1/1) ... [2018-11-27 10:02:28,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-27 10:02:28,236 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-27 10:02:31,988 ERROR L311 MainTranslator]: Unsupported Syntax: Unsupported function: realloc [2018-11-27 10:02:31,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1526384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:31, skipping insertion in model container [2018-11-27 10:02:31,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-27 10:02:31,993 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-27 10:02:31,997 INFO L168 Benchmark]: Toolchain (without parser) took 4011.21 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: -49.6 MB). Peak memory consumption was 60.3 MB. Max. memory is 3.9 GB. [2018-11-27 10:02:32,004 INFO L168 Benchmark]: CDTParser took 0.34 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. [2018-11-27 10:02:32,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4004.04 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: -49.6 MB). Peak memory consumption was 60.3 MB. Max. memory is 3.9 GB. [2018-11-27 10:02:32,012 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 0.34 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 4004.04 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: -49.6 MB). Peak memory consumption was 60.3 MB. Max. memory is 3.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2345]: Unsupported Syntax Unsupported function: realloc RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...