java -ea -Xmx2000000000 -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/array-memsafety/cstrncat-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f1aed39 [2018-09-28 14:41:38,408 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 14:41:38,410 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 14:41:38,448 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 14:41:38,448 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 14:41:38,452 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 14:41:38,456 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 14:41:38,461 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 14:41:38,463 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 14:41:38,464 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 14:41:38,471 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 14:41:38,471 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 14:41:38,473 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 14:41:38,480 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 14:41:38,481 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 14:41:38,482 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 14:41:38,494 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 14:41:38,501 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 14:41:38,505 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 14:41:38,512 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 14:41:38,517 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 14:41:38,520 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 14:41:38,528 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 14:41:38,528 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 14:41:38,528 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 14:41:38,533 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 14:41:38,534 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 14:41:38,537 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 14:41:38,540 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 14:41:38,541 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 14:41:38,541 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 14:41:38,542 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 14:41:38,547 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 14:41:38,548 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 14:41:38,549 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 14:41:38,550 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 14:41:38,554 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 [2018-09-28 14:41:38,602 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 14:41:38,602 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 14:41:38,607 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 14:41:38,607 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 14:41:38,616 INFO L133 SettingsManager]: * Use SBE=true [2018-09-28 14:41:38,616 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 14:41:38,616 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 14:41:38,616 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-28 14:41:38,617 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 14:41:38,617 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 14:41:38,617 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 14:41:38,617 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-09-28 14:41:38,618 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-09-28 14:41:38,618 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-09-28 14:41:38,618 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 14:41:38,619 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-28 14:41:38,619 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-28 14:41:38,619 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 14:41:38,622 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 14:41:38,623 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-28 14:41:38,623 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 14:41:38,623 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-28 14:41:38,624 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-28 14:41:38,624 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 14:41:38,624 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 14:41:38,624 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-28 14:41:38,627 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 14:41:38,627 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-28 14:41:38,627 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-28 14:41:38,741 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 14:41:38,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 14:41:38,793 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 14:41:38,798 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-28 14:41:38,798 INFO L276 PluginConnector]: CDTParser initialized [2018-09-28 14:41:38,799 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrncat-alloca_true-valid-memsafety_true-termination.i [2018-09-28 14:41:39,441 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ef05db05/fc8b82968731444d974f6ee98adb0816/FLAG0332775b2 [2018-09-28 14:41:40,082 INFO L277 CDTParser]: Found 1 translation units. [2018-09-28 14:41:40,083 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/cstrncat-alloca_true-valid-memsafety_true-termination.i [2018-09-28 14:41:40,121 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ef05db05/fc8b82968731444d974f6ee98adb0816/FLAG0332775b2 [2018-09-28 14:41:40,170 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ef05db05/fc8b82968731444d974f6ee98adb0816 [2018-09-28 14:41:40,197 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 14:41:40,206 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-28 14:41:40,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-28 14:41:40,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-28 14:41:40,219 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-28 14:41:40,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.09 02:41:40" (1/1) ... [2018-09-28 14:41:40,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1648d405 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 02:41:40, skipping insertion in model container [2018-09-28 14:41:40,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.09 02:41:40" (1/1) ... [2018-09-28 14:41:40,257 INFO L124 MainTranslator]: Starting translation in SV-COMP mode [2018-09-28 14:41:40,371 INFO L151 MainTranslator]: Built tables and reachable declarations [2018-09-28 14:41:40,810 WARN L286 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-09-28 14:41:40,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3fb81f06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 02:41:40, skipping insertion in model container [2018-09-28 14:41:40,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-28 14:41:40,812 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-09-28 14:41:40,818 INFO L168 Benchmark]: Toolchain (without parser) took 619.83 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-28 14:41:40,822 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-28 14:41:40,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 604.14 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-28 14:41:40,831 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 0.22 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 604.14 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 69]: Unsupported Syntax bitfield implementation not yet bitprecise (soundness first) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...