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-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/memsafety-ext3/derefAfterFree2_false-valid-deref.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-10914cd [2018-11-09 11:50:29,748 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 11:50:29,754 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 11:50:29,790 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 11:50:29,790 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 11:50:29,792 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 11:50:29,799 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 11:50:29,805 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 11:50:29,826 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 11:50:29,831 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 11:50:29,833 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 11:50:29,833 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 11:50:29,837 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 11:50:29,842 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 11:50:29,846 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 11:50:29,847 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 11:50:29,848 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 11:50:29,861 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 11:50:29,868 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 11:50:29,870 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 11:50:29,874 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 11:50:29,880 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 11:50:29,888 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-09 11:50:29,905 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 11:50:29,905 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 11:50:29,909 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 11:50:29,910 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 11:50:29,910 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 [2018-11-09 11:50:29,958 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 11:50:29,958 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 11:50:29,965 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 11:50:29,965 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 11:50:29,967 INFO L133 SettingsManager]: * Use SBE=true [2018-11-09 11:50:29,967 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 11:50:29,968 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 11:50:29,968 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-09 11:50:29,968 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-09 11:50:29,968 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 11:50:29,968 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 11:50:29,968 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-09 11:50:29,969 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-09 11:50:29,969 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-09 11:50:29,969 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 11:50:29,969 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-09 11:50:29,969 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-09 11:50:29,970 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 11:50:29,970 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 11:50:29,970 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-09 11:50:29,970 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 11:50:29,975 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-09 11:50:29,975 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-09 11:50:29,975 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 11:50:29,976 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 11:50:29,978 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-09 11:50:29,978 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 11:50:29,978 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-09 11:50:29,978 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-09 11:50:30,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 11:50:30,135 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 11:50:30,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 11:50:30,154 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 11:50:30,155 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 11:50:30,156 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext3/derefAfterFree2_false-valid-deref.c [2018-11-09 11:50:30,339 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ada4343b4/ab31404c9a704970931b012b06cef003/FLAG668d5b2a1 [2018-11-09 11:50:31,323 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 11:50:31,324 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/memsafety-ext3/derefAfterFree2_false-valid-deref.c [2018-11-09 11:50:31,333 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ada4343b4/ab31404c9a704970931b012b06cef003/FLAG668d5b2a1 [2018-11-09 11:50:31,353 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ada4343b4/ab31404c9a704970931b012b06cef003 [2018-11-09 11:50:31,382 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 11:50:31,384 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-09 11:50:31,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 11:50:31,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 11:50:31,401 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 11:50:31,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:50:31" (1/1) ... [2018-11-09 11:50:31,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b7e067e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:31, skipping insertion in model container [2018-11-09 11:50:31,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:50:31" (1/1) ... [2018-11-09 11:50:31,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 11:50:31,492 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 11:50:32,007 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-09 11:50:32,036 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 11:50:32,087 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-09 11:50:32,128 INFO L193 MainTranslator]: Completed translation [2018-11-09 11:50:32,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:32 WrapperNode [2018-11-09 11:50:32,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 11:50:32,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 11:50:32,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 11:50:32,130 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 11:50:32,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:32" (1/1) ... [2018-11-09 11:50:32,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:32" (1/1) ... [2018-11-09 11:50:32,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:32" (1/1) ... [2018-11-09 11:50:32,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:32" (1/1) ... [2018-11-09 11:50:32,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:32" (1/1) ... [2018-11-09 11:50:32,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:32" (1/1) ... [2018-11-09 11:50:32,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:32" (1/1) ... [2018-11-09 11:50:32,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 11:50:32,204 INFO L168 Benchmark]: Toolchain (without parser) took 820.86 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-09 11:50:32,212 INFO L168 Benchmark]: CDTParser took 1.16 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. [2018-11-09 11:50:32,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.85 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-09 11:50:32,215 INFO L168 Benchmark]: Boogie Preprocessor took 63.81 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-09 11:50:32,218 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 1.16 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 740.85 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 63.81 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 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...