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/count_down_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d80e71f [2018-10-13 09:43:03,353 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-13 09:43:03,357 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-13 09:43:03,397 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-13 09:43:03,398 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-13 09:43:03,399 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-13 09:43:03,404 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-13 09:43:03,413 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-13 09:43:03,416 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-13 09:43:03,419 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-13 09:43:03,425 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-13 09:43:03,426 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-13 09:43:03,427 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-13 09:43:03,432 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-13 09:43:03,442 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-13 09:43:03,447 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-13 09:43:03,448 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-13 09:43:03,460 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-13 09:43:03,462 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-13 09:43:03,471 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-13 09:43:03,475 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-13 09:43:03,479 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-13 09:43:03,488 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-13 09:43:03,489 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-13 09:43:03,489 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-13 09:43:03,490 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-13 09:43:03,494 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-13 09:43:03,496 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-13 09:43:03,496 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-13 09:43:03,504 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-13 09:43:03,504 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-13 09:43:03,505 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-13 09:43:03,505 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-13 09:43:03,506 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-13 09:43:03,513 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-13 09:43:03,514 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-13 09:43:03,517 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 [2018-10-13 09:43:03,568 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-13 09:43:03,569 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-13 09:43:03,570 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-13 09:43:03,577 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-13 09:43:03,577 INFO L133 SettingsManager]: * Use SBE=true [2018-10-13 09:43:03,578 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-13 09:43:03,578 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-13 09:43:03,578 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-13 09:43:03,578 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-13 09:43:03,579 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-13 09:43:03,579 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-13 09:43:03,579 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-13 09:43:03,579 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-13 09:43:03,580 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-13 09:43:03,583 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-13 09:43:03,583 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-13 09:43:03,583 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-13 09:43:03,584 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-13 09:43:03,585 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-13 09:43:03,585 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-13 09:43:03,585 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-13 09:43:03,588 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-13 09:43:03,588 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-13 09:43:03,588 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-13 09:43:03,588 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-13 09:43:03,589 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-13 09:43:03,589 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-13 09:43:03,589 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-13 09:43:03,589 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-13 09:43:03,724 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-13 09:43:03,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-13 09:43:03,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-13 09:43:03,775 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-13 09:43:03,776 INFO L276 PluginConnector]: CDTParser initialized [2018-10-13 09:43:03,777 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/count_down_unsafe_false-valid-deref.i [2018-10-13 09:43:03,939 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81f1bba5b/ebb0ccdc584e4943890b088d67ba8a4b/FLAG2d07c2432 [2018-10-13 09:43:05,058 INFO L298 CDTParser]: Found 1 translation units. [2018-10-13 09:43:05,059 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/count_down_unsafe_false-valid-deref.i [2018-10-13 09:43:05,112 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81f1bba5b/ebb0ccdc584e4943890b088d67ba8a4b/FLAG2d07c2432 [2018-10-13 09:43:05,135 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81f1bba5b/ebb0ccdc584e4943890b088d67ba8a4b [2018-10-13 09:43:05,160 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-13 09:43:05,163 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-13 09:43:05,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-13 09:43:05,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-13 09:43:05,180 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-13 09:43:05,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:43:05" (1/1) ... [2018-10-13 09:43:05,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@188fe882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:43:05, skipping insertion in model container [2018-10-13 09:43:05,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:43:05" (1/1) ... [2018-10-13 09:43:05,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-13 09:43:05,328 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-13 09:43:05,801 WARN L309 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-10-13 09:43:05,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@494cd768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:43:05, skipping insertion in model container [2018-10-13 09:43:05,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-13 09:43:05,807 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-10-13 09:43:05,808 INFO L168 Benchmark]: Toolchain (without parser) took 647.07 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. [2018-10-13 09:43:05,817 INFO L168 Benchmark]: CDTParser took 0.26 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. [2018-10-13 09:43:05,818 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.35 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. [2018-10-13 09:43:05,828 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 0.26 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 640.35 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...