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/openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dddd7a2 [2018-10-11 10:37:59,579 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 10:37:59,585 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 10:37:59,619 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 10:37:59,620 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 10:37:59,623 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 10:37:59,625 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 10:37:59,630 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 10:37:59,640 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 10:37:59,641 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 10:37:59,648 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 10:37:59,648 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 10:37:59,650 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 10:37:59,653 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 10:37:59,665 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 10:37:59,666 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 10:37:59,667 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 10:37:59,676 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 10:37:59,686 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 10:37:59,690 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 10:37:59,692 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 10:37:59,698 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 10:37:59,707 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-11 10:37:59,707 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-11 10:37:59,707 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-11 10:37:59,708 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-11 10:37:59,712 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-11 10:37:59,714 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-11 10:37:59,715 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-11 10:37:59,716 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-11 10:37:59,717 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-11 10:37:59,725 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-11 10:37:59,726 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 10:37:59,726 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 10:37:59,733 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 10:37:59,734 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 10:37:59,734 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 10:37:59,782 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 10:37:59,783 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 10:37:59,789 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 10:37:59,790 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 10:37:59,792 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 10:37:59,792 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 10:37:59,793 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-11 10:37:59,793 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-11 10:37:59,793 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-11 10:37:59,793 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-11 10:37:59,793 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 10:37:59,794 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-11 10:37:59,794 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-11 10:37:59,794 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-11 10:37:59,794 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-11 10:37:59,794 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-11 10:37:59,800 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-11 10:37:59,800 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-11 10:37:59,800 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 10:37:59,801 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 10:37:59,801 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-11 10:37:59,801 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-11 10:37:59,801 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-11 10:37:59,802 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 10:37:59,805 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-11 10:37:59,805 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-11 10:37:59,805 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-11 10:37:59,806 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-11 10:37:59,806 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-11 10:37:59,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 10:37:59,961 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 10:37:59,973 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 10:37:59,975 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 10:37:59,976 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 10:37:59,977 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i [2018-10-11 10:38:00,659 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0a8945e4/116dba32e3774f719c01d2308b5cc78f/FLAG9bc9a66bc [2018-10-11 10:38:01,270 INFO L289 CDTParser]: Found 1 translation units. [2018-10-11 10:38:01,271 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i [2018-10-11 10:38:01,306 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0a8945e4/116dba32e3774f719c01d2308b5cc78f/FLAG9bc9a66bc [2018-10-11 10:38:01,335 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0a8945e4/116dba32e3774f719c01d2308b5cc78f [2018-10-11 10:38:01,355 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 10:38:01,358 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 10:38:01,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 10:38:01,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 10:38:01,374 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 10:38:01,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:38:01" (1/1) ... [2018-10-11 10:38:01,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64d0ef00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:38:01, skipping insertion in model container [2018-10-11 10:38:01,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:38:01" (1/1) ... [2018-10-11 10:38:01,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 10:38:01,534 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 10:38:01,922 WARN L309 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-10-11 10:38:01,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64ae47c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:38:01, skipping insertion in model container [2018-10-11 10:38:01,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 10:38:01,929 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-10-11 10:38:01,930 INFO L168 Benchmark]: Toolchain (without parser) took 574.65 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 10:38:01,941 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. [2018-10-11 10:38:01,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 568.07 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. [2018-10-11 10:38:01,948 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 568.07 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. * 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...