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 0.1.23-985f63f [2018-10-11 18:11:09,410 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 18:11:09,420 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 18:11:09,452 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 18:11:09,453 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 18:11:09,462 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 18:11:09,464 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 18:11:09,468 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 18:11:09,475 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 18:11:09,476 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 18:11:09,487 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 18:11:09,488 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 18:11:09,489 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 18:11:09,498 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 18:11:09,499 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 18:11:09,504 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 18:11:09,506 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 18:11:09,513 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 18:11:09,524 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 18:11:09,526 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 18:11:09,532 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 18:11:09,535 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 18:11:09,546 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-11 18:11:09,547 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-11 18:11:09,547 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-11 18:11:09,548 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-11 18:11:09,554 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-11 18:11:09,556 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-11 18:11:09,557 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-11 18:11:09,558 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-11 18:11:09,564 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-11 18:11:09,566 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-11 18:11:09,567 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 18:11:09,567 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 18:11:09,568 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 18:11:09,569 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 18:11:09,569 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 [2018-10-11 18:11:09,629 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 18:11:09,629 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 18:11:09,630 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 18:11:09,631 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 18:11:09,636 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 18:11:09,637 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 18:11:09,637 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-11 18:11:09,637 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-11 18:11:09,637 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-11 18:11:09,638 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-11 18:11:09,638 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 18:11:09,638 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-11 18:11:09,638 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-11 18:11:09,639 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-11 18:11:09,643 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-11 18:11:09,643 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-11 18:11:09,643 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-11 18:11:09,644 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-11 18:11:09,644 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 18:11:09,644 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 18:11:09,644 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-11 18:11:09,645 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-11 18:11:09,645 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-11 18:11:09,645 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 18:11:09,645 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-11 18:11:09,645 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-11 18:11:09,649 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-11 18:11:09,649 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-11 18:11:09,649 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-11 18:11:09,785 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 18:11:09,825 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 18:11:09,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 18:11:09,841 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 18:11:09,845 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 18:11:09,846 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/count_down_unsafe_false-valid-deref.i [2018-10-11 18:11:09,999 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412ec9834/7399b0abba784adba4a0b0f8fc3359b8/FLAG475831477 [2018-10-11 18:11:11,310 INFO L298 CDTParser]: Found 1 translation units. [2018-10-11 18:11:11,311 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/count_down_unsafe_false-valid-deref.i [2018-10-11 18:11:11,346 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412ec9834/7399b0abba784adba4a0b0f8fc3359b8/FLAG475831477 [2018-10-11 18:11:11,393 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412ec9834/7399b0abba784adba4a0b0f8fc3359b8 [2018-10-11 18:11:11,422 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 18:11:11,424 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 18:11:11,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 18:11:11,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 18:11:11,439 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 18:11:11,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 06:11:11" (1/1) ... [2018-10-11 18:11:11,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e2f68fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:11:11, skipping insertion in model container [2018-10-11 18:11:11,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 06:11:11" (1/1) ... [2018-10-11 18:11:11,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 18:11:11,608 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 18:11:12,061 WARN L309 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-10-11 18:11:12,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22f2207c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:11:12, skipping insertion in model container [2018-10-11 18:11:12,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 18:11:12,063 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-10-11 18:11:12,068 INFO L168 Benchmark]: Toolchain (without parser) took 644.86 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. [2018-10-11 18:11:12,074 INFO L168 Benchmark]: CDTParser took 0.25 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. [2018-10-11 18:11:12,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.99 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. [2018-10-11 18:11:12,083 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 0.25 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 633.99 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...