java -ea -Xmx8000000000 -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-RCFG.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-ddf0d93 [2018-11-16 21:41:01,312 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-16 21:41:01,315 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-16 21:41:01,333 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-16 21:41:01,334 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-16 21:41:01,335 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-16 21:41:01,337 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-16 21:41:01,339 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-16 21:41:01,342 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-16 21:41:01,343 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-16 21:41:01,352 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-16 21:41:01,352 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-16 21:41:01,355 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-16 21:41:01,358 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-16 21:41:01,359 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-16 21:41:01,361 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-16 21:41:01,364 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-16 21:41:01,367 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-16 21:41:01,371 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-16 21:41:01,373 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-16 21:41:01,378 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-16 21:41:01,380 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-16 21:41:01,384 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-16 21:41:01,391 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-16 21:41:01,391 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-16 21:41:01,394 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-16 21:41:01,395 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-16 21:41:01,395 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 [2018-11-16 21:41:01,423 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-16 21:41:01,424 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-16 21:41:01,425 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-16 21:41:01,425 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-16 21:41:01,426 INFO L133 SettingsManager]: * Use SBE=true [2018-11-16 21:41:01,427 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-16 21:41:01,427 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-16 21:41:01,427 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-16 21:41:01,427 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-16 21:41:01,428 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-16 21:41:01,428 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-16 21:41:01,428 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-16 21:41:01,428 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-16 21:41:01,428 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-16 21:41:01,429 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-16 21:41:01,429 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-16 21:41:01,429 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-16 21:41:01,430 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-16 21:41:01,430 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-16 21:41:01,430 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-16 21:41:01,430 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-16 21:41:01,431 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-16 21:41:01,432 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-16 21:41:01,432 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-16 21:41:01,432 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-16 21:41:01,433 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-16 21:41:01,433 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-16 21:41:01,433 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-16 21:41:01,433 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-16 21:41:01,433 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-16 21:41:01,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-16 21:41:01,530 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-16 21:41:01,534 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-16 21:41:01,536 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-16 21:41:01,536 INFO L276 PluginConnector]: CDTParser initialized [2018-11-16 21:41:01,537 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrchr_unsafe_false-valid-deref.i [2018-11-16 21:41:01,608 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3613671e/cb12fff8a6634f67bc580086ad174f40/FLAG1fc402385 [2018-11-16 21:41:02,120 INFO L307 CDTParser]: Found 1 translation units. [2018-11-16 21:41:02,121 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/cstrchr_unsafe_false-valid-deref.i [2018-11-16 21:41:02,135 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3613671e/cb12fff8a6634f67bc580086ad174f40/FLAG1fc402385 [2018-11-16 21:41:02,420 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3613671e/cb12fff8a6634f67bc580086ad174f40 [2018-11-16 21:41:02,430 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-16 21:41:02,431 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-16 21:41:02,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-16 21:41:02,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-16 21:41:02,436 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-16 21:41:02,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:41:02" (1/1) ... [2018-11-16 21:41:02,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@151436ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:41:02, skipping insertion in model container [2018-11-16 21:41:02,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:41:02" (1/1) ... [2018-11-16 21:41:02,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-16 21:41:02,520 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-16 21:41:02,807 ERROR L311 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-11-16 21:41:02,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e0b4d92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:41:02, skipping insertion in model container [2018-11-16 21:41:02,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-16 21:41:02,808 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-16 21:41:02,811 INFO L168 Benchmark]: Toolchain (without parser) took 380.30 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-16 21:41:02,813 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-16 21:41:02,814 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.11 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-16 21:41:02,817 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 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 376.11 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 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...