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-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/busybox-1.22.0/seq_true-no-overflow_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c854ea4 [2018-11-10 23:09:27,859 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 23:09:27,861 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 23:09:27,896 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 23:09:27,896 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 23:09:27,901 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 23:09:27,902 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 23:09:27,908 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 23:09:27,915 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 23:09:27,916 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 23:09:27,917 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 23:09:27,917 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 23:09:27,931 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 23:09:27,933 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 23:09:27,940 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 23:09:27,941 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 23:09:27,947 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 23:09:27,955 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 23:09:27,957 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 23:09:27,964 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 23:09:27,971 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 23:09:27,972 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 23:09:27,978 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-10 23:09:27,999 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 23:09:27,999 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 23:09:28,007 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 23:09:28,008 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 23:09:28,008 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2018-11-10 23:09:28,061 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 23:09:28,066 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 23:09:28,068 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 23:09:28,068 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 23:09:28,072 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 23:09:28,072 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 23:09:28,073 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 23:09:28,073 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 23:09:28,073 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 23:09:28,073 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-10 23:09:28,073 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-10 23:09:28,074 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-10 23:09:28,074 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 23:09:28,074 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 23:09:28,075 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 23:09:28,075 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 23:09:28,075 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 23:09:28,075 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 23:09:28,076 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 23:09:28,076 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 23:09:28,076 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 23:09:28,076 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 23:09:28,082 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-10 23:09:28,082 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 23:09:28,082 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 23:09:28,083 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 23:09:28,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 23:09:28,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 23:09:28,265 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 23:09:28,270 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 23:09:28,271 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 23:09:28,271 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/busybox-1.22.0/seq_true-no-overflow_true-valid-memsafety.i [2018-11-10 23:09:28,412 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/928337763/36d3f48e18d04a27a4e728d34171f549/FLAG29adf02b1 [2018-11-10 23:09:29,931 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 23:09:29,932 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/busybox-1.22.0/seq_true-no-overflow_true-valid-memsafety.i [2018-11-10 23:09:30,015 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/928337763/36d3f48e18d04a27a4e728d34171f549/FLAG29adf02b1 [2018-11-10 23:09:30,058 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/928337763/36d3f48e18d04a27a4e728d34171f549 [2018-11-10 23:09:30,088 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 23:09:30,104 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-10 23:09:30,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 23:09:30,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 23:09:30,119 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 23:09:30,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:09:30" (1/1) ... [2018-11-10 23:09:30,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66ae9d94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:09:30, skipping insertion in model container [2018-11-10 23:09:30,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:09:30" (1/1) ... [2018-11-10 23:09:30,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 23:09:30,380 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 23:09:32,273 WARN L309 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-11-10 23:09:32,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3a231054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:09:32, skipping insertion in model container [2018-11-10 23:09:32,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 23:09:32,282 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-10 23:09:32,285 INFO L168 Benchmark]: Toolchain (without parser) took 2187.51 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: -47.6 MB). Peak memory consumption was 39.8 MB. Max. memory is 3.9 GB. [2018-11-10 23:09:32,288 INFO L168 Benchmark]: CDTParser took 2.28 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. [2018-11-10 23:09:32,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2172.60 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: -47.6 MB). Peak memory consumption was 39.8 MB. Max. memory is 3.9 GB. [2018-11-10 23:09:32,293 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 2.28 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 2172.60 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: -47.6 MB). Peak memory consumption was 39.8 MB. Max. memory is 3.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 988]: Unsupported Syntax bitfield implementation not yet bitprecise (soundness first) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...