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-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/busybox-1.22.0/echo_true-no-overflow_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-bdc35bb [2018-10-29 10:05:44,733 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-29 10:05:44,740 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-29 10:05:44,773 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-29 10:05:44,773 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-29 10:05:44,777 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-29 10:05:44,778 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-29 10:05:44,785 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-29 10:05:44,790 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-29 10:05:44,795 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-29 10:05:44,796 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-29 10:05:44,796 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-29 10:05:44,802 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-29 10:05:44,806 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-29 10:05:44,807 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-29 10:05:44,813 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-29 10:05:44,815 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-29 10:05:44,830 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-29 10:05:44,835 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-29 10:05:44,842 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-29 10:05:44,847 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-29 10:05:44,851 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-29 10:05:44,854 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-29 10:05:44,883 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2018-10-29 10:05:44,926 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-29 10:05:44,926 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-29 10:05:44,931 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-29 10:05:44,933 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-29 10:05:44,933 INFO L133 SettingsManager]: * Use SBE=true [2018-10-29 10:05:44,933 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-29 10:05:44,934 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-29 10:05:44,934 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-29 10:05:44,934 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-29 10:05:44,934 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-29 10:05:44,934 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-29 10:05:44,935 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-29 10:05:44,935 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-29 10:05:44,935 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-29 10:05:44,935 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-29 10:05:44,935 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-29 10:05:44,936 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-29 10:05:44,936 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-29 10:05:44,936 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-29 10:05:44,936 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-29 10:05:44,936 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-29 10:05:44,936 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-29 10:05:44,937 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-29 10:05:44,944 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-29 10:05:44,944 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-29 10:05:44,944 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-29 10:05:45,062 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-29 10:05:45,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-29 10:05:45,103 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-29 10:05:45,105 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-29 10:05:45,106 INFO L276 PluginConnector]: CDTParser initialized [2018-10-29 10:05:45,110 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/busybox-1.22.0/echo_true-no-overflow_true-valid-memsafety.i [2018-10-29 10:05:45,263 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86038ad34/c4e6b37615b448f69c6b7aa7aec6b4d2/FLAG1ac694cd7 [2018-10-29 10:05:46,770 INFO L298 CDTParser]: Found 1 translation units. [2018-10-29 10:05:46,774 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/busybox-1.22.0/echo_true-no-overflow_true-valid-memsafety.i [2018-10-29 10:05:46,845 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86038ad34/c4e6b37615b448f69c6b7aa7aec6b4d2/FLAG1ac694cd7 [2018-10-29 10:05:46,882 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86038ad34/c4e6b37615b448f69c6b7aa7aec6b4d2 [2018-10-29 10:05:46,910 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-29 10:05:46,912 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-29 10:05:46,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-29 10:05:46,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-29 10:05:46,927 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-29 10:05:46,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:05:46" (1/1) ... [2018-10-29 10:05:46,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d1e411e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:05:46, skipping insertion in model container [2018-10-29 10:05:46,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:05:46" (1/1) ... [2018-10-29 10:05:46,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-29 10:05:47,174 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-29 10:05:49,182 WARN L309 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-10-29 10:05:49,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5476b80c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:05:49, skipping insertion in model container [2018-10-29 10:05:49,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-29 10:05:49,184 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-10-29 10:05:49,186 INFO L168 Benchmark]: Toolchain (without parser) took 2274.77 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: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 3.9 GB. [2018-10-29 10:05:49,188 INFO L168 Benchmark]: CDTParser took 0.28 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. [2018-10-29 10:05:49,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2263.20 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: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 3.9 GB. [2018-10-29 10:05:49,201 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 0.28 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 2263.20 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: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 3.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1059]: Unsupported Syntax bitfield implementation not yet bitprecise (soundness first) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...