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-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/memsafety/960521-1_false-valid-free.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3d9d321 [2018-11-26 19:21:39,562 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 19:21:39,564 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 19:21:39,587 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 19:21:39,587 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 19:21:39,591 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 19:21:39,593 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 19:21:39,596 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 19:21:39,597 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 19:21:39,604 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 19:21:39,605 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 19:21:39,605 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 19:21:39,606 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 19:21:39,610 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 19:21:39,611 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 19:21:39,612 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 19:21:39,612 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 19:21:39,623 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 19:21:39,627 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 19:21:39,628 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 19:21:39,634 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 19:21:39,635 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 19:21:39,640 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-26 19:21:39,652 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 19:21:39,652 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 19:21:39,653 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 19:21:39,654 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 19:21:39,654 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-11-26 19:21:39,686 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 19:21:39,686 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 19:21:39,687 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 19:21:39,693 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 19:21:39,694 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 19:21:39,694 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 19:21:39,694 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 19:21:39,694 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 19:21:39,694 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-26 19:21:39,694 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-26 19:21:39,695 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 19:21:39,696 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-26 19:21:39,696 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 19:21:39,696 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-26 19:21:39,696 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-26 19:21:39,696 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-26 19:21:39,696 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 19:21:39,696 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-26 19:21:39,697 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-26 19:21:39,697 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-26 19:21:39,697 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 19:21:39,697 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 19:21:39,697 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 19:21:39,697 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 19:21:39,697 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 19:21:39,698 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 19:21:39,701 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 19:21:39,701 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 19:21:39,701 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-26 19:21:39,701 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 19:21:39,702 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-26 19:21:39,702 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-26 19:21:39,771 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 19:21:39,793 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 19:21:39,800 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 19:21:39,801 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 19:21:39,803 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 19:21:39,803 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/960521-1_false-valid-free.i [2018-11-26 19:21:39,907 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cd91c3e0/fb72e954b2894afab58e5d95da8b9ae2/FLAGa1ef2d342 [2018-11-26 19:21:40,643 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 19:21:40,645 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/memsafety/960521-1_false-valid-free.i [2018-11-26 19:21:40,665 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cd91c3e0/fb72e954b2894afab58e5d95da8b9ae2/FLAGa1ef2d342 [2018-11-26 19:21:40,842 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cd91c3e0/fb72e954b2894afab58e5d95da8b9ae2 [2018-11-26 19:21:40,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 19:21:40,856 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 19:21:40,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 19:21:40,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 19:21:40,872 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 19:21:40,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 07:21:40" (1/1) ... [2018-11-26 19:21:40,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e5ec7fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:40, skipping insertion in model container [2018-11-26 19:21:40,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 07:21:40" (1/1) ... [2018-11-26 19:21:40,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 19:21:40,968 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 19:21:41,533 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 19:21:41,563 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 19:21:41,665 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 19:21:41,828 INFO L195 MainTranslator]: Completed translation [2018-11-26 19:21:41,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:41 WrapperNode [2018-11-26 19:21:41,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 19:21:41,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 19:21:41,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 19:21:41,832 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 19:21:41,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:41" (1/1) ... [2018-11-26 19:21:41,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:41" (1/1) ... [2018-11-26 19:21:41,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:41" (1/1) ... [2018-11-26 19:21:41,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:41" (1/1) ... [2018-11-26 19:21:41,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:41" (1/1) ... [2018-11-26 19:21:41,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:41" (1/1) ... [2018-11-26 19:21:41,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:41" (1/1) ... [2018-11-26 19:21:41,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 19:21:41,989 INFO L168 Benchmark]: Toolchain (without parser) took 1134.47 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: -52.5 MB). There was no memory consumed. Max. memory is 3.9 GB. [2018-11-26 19:21:41,990 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-11-26 19:21:41,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 974.29 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: -52.5 MB). Peak memory consumption was 34.9 MB. Max. memory is 3.9 GB. [2018-11-26 19:21:41,997 INFO L168 Benchmark]: Boogie Preprocessor took 150.34 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. [2018-11-26 19:21:41,999 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 0.15 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 974.29 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: -52.5 MB). Peak memory consumption was 34.9 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 150.34 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...