java -ea -Xmx2000000000 -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/dirname_true-no-overflow_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-5318ecb-m [2018-10-11 14:37:36,809 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 14:37:36,814 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 14:37:36,845 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 14:37:36,847 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 14:37:36,848 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 14:37:36,852 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 14:37:36,857 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 14:37:36,861 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 14:37:36,862 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 14:37:36,863 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 14:37:36,863 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 14:37:36,871 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 14:37:36,872 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 14:37:36,879 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 14:37:36,880 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 14:37:36,881 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 14:37:36,897 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 14:37:36,900 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 14:37:36,901 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 14:37:36,911 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 14:37:36,912 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 14:37:36,918 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-11 14:37:36,943 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 14:37:36,943 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 14:37:36,948 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 14:37:36,949 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 14:37:36,949 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 [2018-10-11 14:37:36,997 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 14:37:36,997 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 14:37:36,999 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 14:37:37,006 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 14:37:37,006 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 14:37:37,007 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 14:37:37,007 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-11 14:37:37,007 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-11 14:37:37,007 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 14:37:37,007 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-11 14:37:37,008 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-11 14:37:37,008 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-11 14:37:37,008 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-11 14:37:37,008 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-11 14:37:37,008 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-11 14:37:37,014 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 14:37:37,014 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 14:37:37,014 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-11 14:37:37,015 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-11 14:37:37,015 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-11 14:37:37,016 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 14:37:37,016 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-11 14:37:37,016 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-11 14:37:37,016 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-11 14:37:37,016 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-11 14:37:37,017 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-11 14:37:37,135 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 14:37:37,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 14:37:37,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 14:37:37,185 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 14:37:37,185 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 14:37:37,186 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/busybox-1.22.0/dirname_true-no-overflow_true-valid-memsafety.i [2018-10-11 14:37:37,817 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d317cbda5/1ebfe2805b454203bf3dd4d5fa6bbe54/FLAG597015c79 [2018-10-11 14:37:38,598 INFO L289 CDTParser]: Found 1 translation units. [2018-10-11 14:37:38,599 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/busybox-1.22.0/dirname_true-no-overflow_true-valid-memsafety.i [2018-10-11 14:37:38,654 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d317cbda5/1ebfe2805b454203bf3dd4d5fa6bbe54/FLAG597015c79 [2018-10-11 14:37:38,692 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d317cbda5/1ebfe2805b454203bf3dd4d5fa6bbe54 [2018-10-11 14:37:38,719 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 14:37:38,721 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 14:37:38,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 14:37:38,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 14:37:38,736 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 14:37:38,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:37:38" (1/1) ... [2018-10-11 14:37:38,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32aca068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:37:38, skipping insertion in model container [2018-10-11 14:37:38,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:37:38" (1/1) ... [2018-10-11 14:37:38,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 14:37:38,961 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 14:37:39,675 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 14:37:39,737 INFO L189 MainTranslator]: Completed pre-run [2018-10-11 14:37:39,927 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 14:37:40,022 INFO L193 MainTranslator]: Completed translation [2018-10-11 14:37:40,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:37:40 WrapperNode [2018-10-11 14:37:40,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 14:37:40,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-11 14:37:40,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-11 14:37:40,027 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-11 14:37:40,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:37:40" (1/1) ... [2018-10-11 14:37:40,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:37:40" (1/1) ... [2018-10-11 14:37:40,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:37:40" (1/1) ... [2018-10-11 14:37:40,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:37:40" (1/1) ... [2018-10-11 14:37:40,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:37:40" (1/1) ... [2018-10-11 14:37:40,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:37:40" (1/1) ... [2018-10-11 14:37:40,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:37:40" (1/1) ... [2018-10-11 14:37:40,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-11 14:37:40,422 INFO L168 Benchmark]: Toolchain (without parser) took 1692.23 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.9 GB in the end (delta: -48.9 MB). Peak memory consumption was 33.8 MB. Max. memory is 1.9 GB. [2018-10-11 14:37:40,427 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-11 14:37:40,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1304.34 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 1.9 GB. [2018-10-11 14:37:40,432 INFO L168 Benchmark]: Boogie Preprocessor took 382.63 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.9 GB in the end (delta: -70.3 MB). Peak memory consumption was 12.4 MB. Max. memory is 1.9 GB. [2018-10-11 14:37:40,438 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 0.21 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 1304.34 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 382.63 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.9 GB in the end (delta: -70.3 MB). Peak memory consumption was 12.4 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...