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-ext3/derefAfterFree1_false-valid-deref.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-cde60e6 [2018-11-26 22:43:54,981 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 22:43:54,986 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 22:43:55,023 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 22:43:55,024 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 22:43:55,028 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 22:43:55,029 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 22:43:55,034 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 22:43:55,040 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 22:43:55,041 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 22:43:55,048 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 22:43:55,048 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 22:43:55,053 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 22:43:55,054 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 22:43:55,057 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 22:43:55,067 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 22:43:55,073 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 22:43:55,075 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 22:43:55,083 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 22:43:55,089 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 22:43:55,091 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 22:43:55,095 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 22:43:55,100 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 22:43:55,100 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 22:43:55,101 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 22:43:55,105 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 22:43:55,106 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 22:43:55,110 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 22:43:55,111 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 22:43:55,117 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 22:43:55,118 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 22:43:55,120 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 22:43:55,120 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 22:43:55,120 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 22:43:55,126 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 22:43:55,127 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 22:43:55,128 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 22:43:55,170 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 22:43:55,170 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 22:43:55,172 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 22:43:55,172 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 22:43:55,178 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 22:43:55,178 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 22:43:55,178 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 22:43:55,178 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 22:43:55,181 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-26 22:43:55,181 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-26 22:43:55,181 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 22:43:55,181 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-26 22:43:55,182 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 22:43:55,182 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-26 22:43:55,182 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-26 22:43:55,184 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-26 22:43:55,184 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 22:43:55,184 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-26 22:43:55,184 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-26 22:43:55,184 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-26 22:43:55,185 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 22:43:55,185 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 22:43:55,185 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 22:43:55,185 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 22:43:55,186 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 22:43:55,190 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 22:43:55,190 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 22:43:55,191 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 22:43:55,191 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-26 22:43:55,191 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 22:43:55,191 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-26 22:43:55,191 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-26 22:43:55,287 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 22:43:55,319 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 22:43:55,329 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 22:43:55,333 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 22:43:55,335 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 22:43:55,336 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext3/derefAfterFree1_false-valid-deref.c [2018-11-26 22:43:55,491 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1f2b51d1/71cb4f001fb245a5b475a7fab133fdbb/FLAG47979005d [2018-11-26 22:43:56,534 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 22:43:56,535 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/memsafety-ext3/derefAfterFree1_false-valid-deref.c [2018-11-26 22:43:56,551 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1f2b51d1/71cb4f001fb245a5b475a7fab133fdbb/FLAG47979005d [2018-11-26 22:43:56,705 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1f2b51d1/71cb4f001fb245a5b475a7fab133fdbb [2018-11-26 22:43:56,719 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 22:43:56,721 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 22:43:56,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 22:43:56,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 22:43:56,741 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 22:43:56,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:43:56" (1/1) ... [2018-11-26 22:43:56,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39d8e9cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:56, skipping insertion in model container [2018-11-26 22:43:56,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:43:56" (1/1) ... [2018-11-26 22:43:56,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 22:43:56,814 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 22:43:57,270 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 22:43:57,323 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 22:43:57,353 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 22:43:57,389 INFO L195 MainTranslator]: Completed translation [2018-11-26 22:43:57,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:57 WrapperNode [2018-11-26 22:43:57,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 22:43:57,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 22:43:57,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 22:43:57,396 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 22:43:57,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:57" (1/1) ... [2018-11-26 22:43:57,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:57" (1/1) ... [2018-11-26 22:43:57,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:57" (1/1) ... [2018-11-26 22:43:57,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:57" (1/1) ... [2018-11-26 22:43:57,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:57" (1/1) ... [2018-11-26 22:43:57,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:57" (1/1) ... [2018-11-26 22:43:57,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:57" (1/1) ... [2018-11-26 22:43:57,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 22:43:57,480 INFO L168 Benchmark]: Toolchain (without parser) took 760.23 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. [2018-11-26 22:43:57,488 INFO L168 Benchmark]: CDTParser took 0.18 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 22:43:57,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.57 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. [2018-11-26 22:43:57,498 INFO L168 Benchmark]: Boogie Preprocessor took 76.48 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. [2018-11-26 22:43:57,508 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 0.18 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 667.57 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 76.48 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...