java -ea -Xmx4000000000 -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/cstrchr_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f723e60 [2018-10-26 16:59:01,212 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 16:59:01,214 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 16:59:01,250 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 16:59:01,250 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 16:59:01,254 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 16:59:01,255 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 16:59:01,261 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 16:59:01,270 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 16:59:01,271 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 16:59:01,272 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 16:59:01,272 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 16:59:01,281 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 16:59:01,282 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 16:59:01,289 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 16:59:01,291 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 16:59:01,296 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 16:59:01,301 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 16:59:01,309 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 16:59:01,316 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 16:59:01,318 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 16:59:01,322 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 16:59:01,329 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 16:59:01,330 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 16:59:01,330 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 16:59:01,336 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 16:59:01,337 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 16:59:01,338 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 16:59:01,341 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 16:59:01,345 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 16:59:01,346 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 16:59:01,346 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 16:59:01,347 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 16:59:01,347 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 16:59:01,350 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 16:59:01,352 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 16:59:01,353 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 [2018-10-26 16:59:01,394 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 16:59:01,396 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 16:59:01,397 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 16:59:01,397 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 16:59:01,402 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 16:59:01,403 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 16:59:01,403 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 16:59:01,405 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-26 16:59:01,405 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 16:59:01,405 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 16:59:01,405 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 16:59:01,406 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-26 16:59:01,406 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-26 16:59:01,406 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-26 16:59:01,406 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 16:59:01,406 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 16:59:01,407 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 16:59:01,407 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 16:59:01,407 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 16:59:01,407 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 16:59:01,407 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 16:59:01,408 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 16:59:01,412 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 16:59:01,412 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 16:59:01,412 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 16:59:01,413 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-26 16:59:01,413 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 16:59:01,413 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 16:59:01,413 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 16:59:01,528 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 16:59:01,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 16:59:01,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 16:59:01,577 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 16:59:01,577 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 16:59:01,578 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrchr_unsafe_false-valid-deref.i [2018-10-26 16:59:01,705 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae8b3b3c1/6b09beeb65734889a34e967e7be148a2/FLAGaa5c9c7c3 [2018-10-26 16:59:02,820 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 16:59:02,822 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/cstrchr_unsafe_false-valid-deref.i [2018-10-26 16:59:02,842 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae8b3b3c1/6b09beeb65734889a34e967e7be148a2/FLAGaa5c9c7c3 [2018-10-26 16:59:02,861 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae8b3b3c1/6b09beeb65734889a34e967e7be148a2 [2018-10-26 16:59:02,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 16:59:02,888 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-26 16:59:02,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 16:59:02,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 16:59:02,905 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 16:59:02,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:59:02" (1/1) ... [2018-10-26 16:59:02,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78cfdfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:59:02, skipping insertion in model container [2018-10-26 16:59:02,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:59:02" (1/1) ... [2018-10-26 16:59:02,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 16:59:03,048 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 16:59:03,520 WARN L309 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-10-26 16:59:03,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@17f1ef0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:59:03, skipping insertion in model container [2018-10-26 16:59:03,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 16:59:03,521 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-10-26 16:59:03,527 INFO L168 Benchmark]: Toolchain (without parser) took 639.85 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 3.9 GB. [2018-10-26 16:59:03,532 INFO L168 Benchmark]: CDTParser took 0.22 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. [2018-10-26 16:59:03,535 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.34 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 3.9 GB. [2018-10-26 16:59:03,538 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 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 632.34 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 3.9 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...