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/array-memsafety/openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3d9d321 [2018-11-26 19:21:35,368 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 19:21:35,370 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 19:21:35,405 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 19:21:35,406 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 19:21:35,407 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 19:21:35,412 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 19:21:35,415 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 19:21:35,422 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 19:21:35,423 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 19:21:35,435 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 19:21:35,435 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 19:21:35,437 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 19:21:35,444 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 19:21:35,445 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 19:21:35,451 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 19:21:35,455 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 19:21:35,462 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 19:21:35,464 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 19:21:35,474 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 19:21:35,475 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 19:21:35,480 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 19:21:35,489 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 19:21:35,490 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 19:21:35,491 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 19:21:35,492 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 19:21:35,493 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 19:21:35,499 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 19:21:35,500 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 19:21:35,504 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 19:21:35,505 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 19:21:35,509 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 19:21:35,509 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 19:21:35,509 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 19:21:35,514 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 19:21:35,515 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 19:21:35,516 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 19:21:35,561 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 19:21:35,562 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 19:21:35,564 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 19:21:35,565 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 19:21:35,568 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 19:21:35,568 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 19:21:35,569 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 19:21:35,569 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 19:21:35,569 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-26 19:21:35,569 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-26 19:21:35,575 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 19:21:35,575 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-26 19:21:35,575 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 19:21:35,575 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-26 19:21:35,576 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-26 19:21:35,576 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-26 19:21:35,576 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 19:21:35,576 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-26 19:21:35,577 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-26 19:21:35,577 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-26 19:21:35,577 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 19:21:35,577 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 19:21:35,577 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 19:21:35,581 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 19:21:35,581 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 19:21:35,581 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 19:21:35,582 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 19:21:35,582 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 19:21:35,582 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-26 19:21:35,582 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 19:21:35,583 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-26 19:21:35,583 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-26 19:21:35,672 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 19:21:35,704 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 19:21:35,718 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 19:21:35,723 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 19:21:35,723 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 19:21:35,724 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-11-26 19:21:35,862 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e69a24c1/3b1c9d86729b415f807494dedfd2533e/FLAGd00f947b3 [2018-11-26 19:21:37,011 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 19:21:37,014 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-11-26 19:21:37,045 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e69a24c1/3b1c9d86729b415f807494dedfd2533e/FLAGd00f947b3 [2018-11-26 19:21:37,534 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e69a24c1/3b1c9d86729b415f807494dedfd2533e [2018-11-26 19:21:37,557 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 19:21:37,563 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 19:21:37,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 19:21:37,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 19:21:37,581 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 19:21:37,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 07:21:37" (1/1) ... [2018-11-26 19:21:37,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a578c82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:37, skipping insertion in model container [2018-11-26 19:21:37,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 07:21:37" (1/1) ... [2018-11-26 19:21:37,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 19:21:37,726 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 19:21:38,550 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 19:21:38,604 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 19:21:38,887 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 19:21:39,020 INFO L195 MainTranslator]: Completed translation [2018-11-26 19:21:39,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:39 WrapperNode [2018-11-26 19:21:39,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 19:21:39,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 19:21:39,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 19:21:39,028 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 19:21:39,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:39" (1/1) ... [2018-11-26 19:21:39,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:39" (1/1) ... [2018-11-26 19:21:39,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:39" (1/1) ... [2018-11-26 19:21:39,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:39" (1/1) ... [2018-11-26 19:21:39,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:39" (1/1) ... [2018-11-26 19:21:39,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:39" (1/1) ... [2018-11-26 19:21:39,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:21:39" (1/1) ... [2018-11-26 19:21:39,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 19:21:39,247 INFO L168 Benchmark]: Toolchain (without parser) took 1689.65 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: -42.0 MB). There was no memory consumed. Max. memory is 3.9 GB. [2018-11-26 19:21:39,255 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 19:21:39,256 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1458.34 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: -53.3 MB). Peak memory consumption was 22.8 MB. Max. memory is 3.9 GB. [2018-11-26 19:21:39,257 INFO L168 Benchmark]: Boogie Preprocessor took 215.03 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. [2018-11-26 19:21:39,272 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 1458.34 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: -53.3 MB). Peak memory consumption was 22.8 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 215.03 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...