java -Xss4m -Xmx2000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./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-ec392ea [2018-07-08 11:38:16,054 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-08 11:38:16,063 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-08 11:38:16,095 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-08 11:38:16,096 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-08 11:38:16,097 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-08 11:38:16,101 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-08 11:38:16,108 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-08 11:38:16,110 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-08 11:38:16,118 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-08 11:38:16,119 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-08 11:38:16,119 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-08 11:38:16,120 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-08 11:38:16,121 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-08 11:38:16,126 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-08 11:38:16,127 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-08 11:38:16,138 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-08 11:38:16,148 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-08 11:38:16,151 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-08 11:38:16,153 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-08 11:38:16,161 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-08 11:38:16,162 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-08 11:38:16,174 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-07-08 11:38:16,192 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-08 11:38:16,192 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-08 11:38:16,193 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-08 11:38:16,194 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-08 11:38:16,195 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-07-08 11:38:16,249 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-08 11:38:16,250 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-08 11:38:16,251 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-08 11:38:16,251 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-08 11:38:16,252 INFO L133 SettingsManager]: * Use SBE=true [2018-07-08 11:38:16,252 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-08 11:38:16,252 INFO L133 SettingsManager]: * sizeof long=4 [2018-07-08 11:38:16,252 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-07-08 11:38:16,253 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-08 11:38:16,260 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-07-08 11:38:16,261 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-08 11:38:16,261 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-07-08 11:38:16,261 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-07-08 11:38:16,261 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-07-08 11:38:16,261 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-08 11:38:16,262 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-07-08 11:38:16,262 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-07-08 11:38:16,262 INFO L133 SettingsManager]: * sizeof long double=12 [2018-07-08 11:38:16,262 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-08 11:38:16,263 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-08 11:38:16,263 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-08 11:38:16,269 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-08 11:38:16,269 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-08 11:38:16,270 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-08 11:38:16,270 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-08 11:38:16,270 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-08 11:38:16,270 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-07-08 11:38:16,270 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-08 11:38:16,270 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-07-08 11:38:16,271 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-07-08 11:38:16,373 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-08 11:38:16,406 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-08 11:38:16,411 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-08 11:38:16,413 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-08 11:38:16,413 INFO L276 PluginConnector]: CDTParser initialized [2018-07-08 11:38:16,414 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/count_down_unsafe_false-valid-deref.i [2018-07-08 11:38:17,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/0c5c8ec03/b4fe7dd635a648969bb2ecf8833aa997/FLAG3933ca26a [2018-07-08 11:38:17,627 INFO L276 CDTParser]: Found 1 translation units. [2018-07-08 11:38:17,628 INFO L158 CDTParser]: Scanning /storage/ultimate/trunk/examples/svcomp/array-memsafety/count_down_unsafe_false-valid-deref.i [2018-07-08 11:38:17,700 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/0c5c8ec03/b4fe7dd635a648969bb2ecf8833aa997/FLAG3933ca26a [2018-07-08 11:38:17,744 INFO L332 CDTParser]: Successfully deleted /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/0c5c8ec03/b4fe7dd635a648969bb2ecf8833aa997 [2018-07-08 11:38:17,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-08 11:38:17,791 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-07-08 11:38:17,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-08 11:38:17,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-08 11:38:17,809 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-08 11:38:17,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:38:17" (1/1) ... [2018-07-08 11:38:17,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a119a8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:38:17, skipping insertion in model container [2018-07-08 11:38:17,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:38:17" (1/1) ... [2018-07-08 11:38:18,238 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-08 11:38:18,329 WARN L201 ieTranslatorObserver]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-07-08 11:38:18,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@19623d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:38:18, skipping insertion in model container [2018-07-08 11:38:18,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-08 11:38:18,337 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-07-08 11:38:18,338 INFO L168 Benchmark]: Toolchain (without parser) took 562.64 ms. Allocated memory is still 383.3 MB. Free memory was 327.4 MB in the beginning and 314.7 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 1.9 GB. [2018-07-08 11:38:18,339 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 383.3 MB. Free memory is still 347.7 MB. There was no memory consumed. Max. memory is 1.9 GB. [2018-07-08 11:38:18,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 543.82 ms. Allocated memory is still 383.3 MB. Free memory was 326.4 MB in the beginning and 314.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 1.9 GB. [2018-07-08 11:38:18,349 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 383.3 MB. Free memory is still 347.7 MB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 543.82 ms. Allocated memory is still 383.3 MB. Free memory was 326.4 MB in the beginning and 314.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 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...