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-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-38cac3e [2018-11-27 08:41:47,275 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-27 08:41:47,280 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-27 08:41:47,309 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-27 08:41:47,310 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-27 08:41:47,311 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-27 08:41:47,321 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-27 08:41:47,327 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-27 08:41:47,331 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-27 08:41:47,332 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-27 08:41:47,344 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-27 08:41:47,345 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-27 08:41:47,351 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-27 08:41:47,352 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-27 08:41:47,357 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-27 08:41:47,358 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-27 08:41:47,369 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-27 08:41:47,371 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-27 08:41:47,382 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-27 08:41:47,383 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-27 08:41:47,390 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-27 08:41:47,393 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-27 08:41:47,399 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-27 08:41:47,400 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-27 08:41:47,402 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-27 08:41:47,405 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-27 08:41:47,409 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-27 08:41:47,412 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-27 08:41:47,413 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-27 08:41:47,414 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-27 08:41:47,420 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-27 08:41:47,421 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-27 08:41:47,421 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-27 08:41:47,425 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-27 08:41:47,427 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-27 08:41:47,428 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-27 08:41:47,428 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 [2018-11-27 08:41:47,483 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-27 08:41:47,483 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-27 08:41:47,487 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-27 08:41:47,488 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-27 08:41:47,492 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-27 08:41:47,493 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-27 08:41:47,493 INFO L133 SettingsManager]: * Use SBE=true [2018-11-27 08:41:47,493 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-27 08:41:47,493 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-27 08:41:47,494 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-27 08:41:47,494 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-27 08:41:47,494 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-27 08:41:47,494 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-27 08:41:47,494 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-27 08:41:47,500 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-27 08:41:47,500 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-27 08:41:47,500 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-27 08:41:47,500 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-27 08:41:47,501 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-27 08:41:47,501 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-27 08:41:47,501 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-27 08:41:47,501 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-27 08:41:47,502 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-27 08:41:47,505 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-27 08:41:47,505 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-27 08:41:47,506 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-27 08:41:47,507 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-27 08:41:47,507 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-27 08:41:47,507 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-27 08:41:47,508 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-27 08:41:47,508 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-27 08:41:47,508 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-27 08:41:47,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-27 08:41:47,641 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-27 08:41:47,652 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-27 08:41:47,654 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-27 08:41:47,654 INFO L276 PluginConnector]: CDTParser initialized [2018-11-27 08:41:47,658 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/960521-1_false-valid-deref.i [2018-11-27 08:41:47,811 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49fce47a1/7dc306ad76bc442ab8281c366d6fa65a/FLAGbf124a1fb [2018-11-27 08:41:49,025 INFO L307 CDTParser]: Found 1 translation units. [2018-11-27 08:41:49,026 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/memsafety/960521-1_false-valid-deref.i [2018-11-27 08:41:49,053 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49fce47a1/7dc306ad76bc442ab8281c366d6fa65a/FLAGbf124a1fb [2018-11-27 08:41:49,132 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49fce47a1/7dc306ad76bc442ab8281c366d6fa65a [2018-11-27 08:41:49,152 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-27 08:41:49,153 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-27 08:41:49,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-27 08:41:49,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-27 08:41:49,166 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-27 08:41:49,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:41:49" (1/1) ... [2018-11-27 08:41:49,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@163df140 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:49, skipping insertion in model container [2018-11-27 08:41:49,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:41:49" (1/1) ... [2018-11-27 08:41:49,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-27 08:41:49,297 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-27 08:41:50,131 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 08:41:50,172 INFO L191 MainTranslator]: Completed pre-run [2018-11-27 08:41:50,322 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 08:41:50,524 INFO L195 MainTranslator]: Completed translation [2018-11-27 08:41:50,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:50 WrapperNode [2018-11-27 08:41:50,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-27 08:41:50,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-27 08:41:50,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-27 08:41:50,530 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-27 08:41:50,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:50" (1/1) ... [2018-11-27 08:41:50,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:50" (1/1) ... [2018-11-27 08:41:50,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:50" (1/1) ... [2018-11-27 08:41:50,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:50" (1/1) ... [2018-11-27 08:41:50,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:50" (1/1) ... [2018-11-27 08:41:50,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:50" (1/1) ... [2018-11-27 08:41:50,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:50" (1/1) ... [2018-11-27 08:41:50,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-27 08:41:50,753 INFO L168 Benchmark]: Toolchain (without parser) took 1600.51 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: -52.6 MB). There was no memory consumed. Max. memory is 3.9 GB. [2018-11-27 08:41:50,762 INFO L168 Benchmark]: CDTParser took 0.30 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 08:41:50,767 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1368.17 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: -63.9 MB). Peak memory consumption was 23.5 MB. Max. memory is 3.9 GB. [2018-11-27 08:41:50,768 INFO L168 Benchmark]: Boogie Preprocessor took 217.08 ms. Allocated memory is still 2.0 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-27 08:41:50,773 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 0.30 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 1368.17 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: -63.9 MB). Peak memory consumption was 23.5 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 217.08 ms. Allocated memory is still 2.0 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...