java -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/memsafety-ext/skiplist_2lvl_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-240ea10 [2018-05-03 22:32:22,061 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-05-03 22:32:22,064 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-05-03 22:32:22,098 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-05-03 22:32:22,098 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-05-03 22:32:22,099 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-05-03 22:32:22,100 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-05-03 22:32:22,114 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-05-03 22:32:22,116 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-05-03 22:32:22,123 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-05-03 22:32:22,124 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-05-03 22:32:22,124 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-05-03 22:32:22,125 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-05-03 22:32:22,126 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-05-03 22:32:22,129 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-05-03 22:32:22,131 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-05-03 22:32:22,146 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-05-03 22:32:22,148 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-05-03 22:32:22,160 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-05-03 22:32:22,162 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-05-03 22:32:22,164 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-05-03 22:32:22,180 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-05-03 22:32:22,219 INFO L110 SettingsManager]: Loading preferences was successful [2018-05-03 22:32:22,220 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-05-03 22:32:22,221 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-05-03 22:32:22,221 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-05-03 22:32:22,221 INFO L133 SettingsManager]: * Use SBE=true [2018-05-03 22:32:22,221 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-05-03 22:32:22,221 INFO L133 SettingsManager]: * sizeof long=4 [2018-05-03 22:32:22,222 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-05-03 22:32:22,222 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-05-03 22:32:22,222 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-05-03 22:32:22,222 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-05-03 22:32:22,222 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-05-03 22:32:22,222 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-05-03 22:32:22,223 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-05-03 22:32:22,232 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-05-03 22:32:22,232 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-05-03 22:32:22,232 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-05-03 22:32:22,232 INFO L133 SettingsManager]: * sizeof long double=12 [2018-05-03 22:32:22,233 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-05-03 22:32:22,233 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-05-03 22:32:22,233 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-05-03 22:32:22,233 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-05-03 22:32:22,233 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-05-03 22:32:22,234 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-05-03 22:32:22,234 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-05-03 22:32:22,234 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-05-03 22:32:22,234 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-05-03 22:32:22,234 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-05-03 22:32:22,235 INFO L133 SettingsManager]: * Command for external solver=cvc4 --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-05-03 22:32:22,235 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-05-03 22:32:22,337 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-05-03 22:32:22,373 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-05-03 22:32:22,377 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-05-03 22:32:22,385 INFO L271 PluginConnector]: Initializing CDTParser... [2018-05-03 22:32:22,386 INFO L276 PluginConnector]: CDTParser initialized [2018-05-03 22:32:22,387 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext/skiplist_2lvl_true-valid-memsafety.i [2018-05-03 22:32:22,949 INFO L223 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/b1f7f49d7/62da3f2e5e424da0928c0342414c50b5/FLAGbadbdacd7 [2018-05-03 22:32:23,561 INFO L280 CDTParser]: Found 1 translation units. [2018-05-03 22:32:23,570 INFO L161 CDTParser]: Scanning skiplist_2lvl_true-valid-memsafety.i [2018-05-03 22:32:23,619 INFO L328 CDTParser]: About to delete temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/b1f7f49d7/62da3f2e5e424da0928c0342414c50b5/FLAGbadbdacd7 [2018-05-03 22:32:23,655 INFO L336 CDTParser]: Successfully deleted /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/b1f7f49d7/62da3f2e5e424da0928c0342414c50b5 [2018-05-03 22:32:23,661 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-05-03 22:32:23,672 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-05-03 22:32:23,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-05-03 22:32:23,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-05-03 22:32:23,688 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-05-03 22:32:23,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 10:32:23" (1/1) ... [2018-05-03 22:32:23,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c561035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 10:32:23, skipping insertion in model container [2018-05-03 22:32:23,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 10:32:23" (1/1) ... [2018-05-03 22:32:23,746 INFO L167 Dispatcher]: Using SV-COMP mode [2018-05-03 22:32:23,836 INFO L167 Dispatcher]: Using SV-COMP mode [2018-05-03 22:32:24,172 WARN L201 ieTranslatorObserver]: Unsupported Syntax bitfield implementation not yet bitprecise (soundness first) [2018-05-03 22:32:24,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@551a1645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 10:32:24, skipping insertion in model container [2018-05-03 22:32:24,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-05-03 22:32:24,181 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-05-03 22:32:24,182 INFO L168 Benchmark]: Toolchain (without parser) took 520.62 ms. Allocated memory is still 383.3 MB. Free memory was 330.3 MB in the beginning and 317.6 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 1.9 GB. [2018-05-03 22:32:24,184 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 383.3 MB. Free memory is still 350.0 MB. There was no memory consumed. Max. memory is 1.9 GB. [2018-05-03 22:32:24,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 508.03 ms. Allocated memory is still 383.3 MB. Free memory was 329.3 MB in the beginning and 318.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-05-03 22:32:24,196 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 383.3 MB. Free memory is still 350.0 MB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 508.03 ms. Allocated memory is still 383.3 MB. Free memory was 329.3 MB in the beginning and 318.6 MB 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: 10]: Unsupported Syntax bitfield implementation not yet bitprecise (soundness first) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...