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/memsafety/960521-1_false-valid-free.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c854ea4 [2018-11-10 23:07:38,052 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 23:07:38,060 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 23:07:38,096 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 23:07:38,096 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 23:07:38,104 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 23:07:38,105 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 23:07:38,112 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 23:07:38,116 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 23:07:38,117 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 23:07:38,126 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 23:07:38,126 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 23:07:38,130 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 23:07:38,131 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 23:07:38,138 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 23:07:38,139 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 23:07:38,144 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 23:07:38,152 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 23:07:38,160 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 23:07:38,167 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 23:07:38,168 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 23:07:38,177 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 23:07:38,184 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-10 23:07:38,210 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 [2018-11-10 23:07:38,255 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 23:07:38,256 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 23:07:38,261 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 23:07:38,261 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 23:07:38,264 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 23:07:38,264 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 23:07:38,264 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 23:07:38,264 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 23:07:38,264 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 23:07:38,265 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 23:07:38,265 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 23:07:38,265 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-10 23:07:38,265 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-10 23:07:38,265 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-10 23:07:38,268 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 23:07:38,268 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 23:07:38,268 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 23:07:38,268 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 23:07:38,269 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 23:07:38,269 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 23:07:38,269 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 23:07:38,269 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 23:07:38,269 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 23:07:38,273 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 23:07:38,273 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 23:07:38,273 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-10 23:07:38,274 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 23:07:38,274 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 23:07:38,274 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 23:07:38,400 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 23:07:38,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 23:07:38,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 23:07:38,446 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 23:07:38,446 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 23:07:38,447 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/960521-1_false-valid-free.i [2018-11-10 23:07:38,558 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9ed27735/a3f55ba8363f49828b1292f2489d73c5/FLAG2dcbdec53 [2018-11-10 23:07:39,709 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 23:07:39,713 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/memsafety/960521-1_false-valid-free.i [2018-11-10 23:07:39,754 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9ed27735/a3f55ba8363f49828b1292f2489d73c5/FLAG2dcbdec53 [2018-11-10 23:07:39,795 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9ed27735/a3f55ba8363f49828b1292f2489d73c5 [2018-11-10 23:07:39,824 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 23:07:39,831 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-10 23:07:39,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 23:07:39,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 23:07:39,847 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 23:07:39,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:07:39" (1/1) ... [2018-11-10 23:07:39,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c9534c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:39, skipping insertion in model container [2018-11-10 23:07:39,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:07:39" (1/1) ... [2018-11-10 23:07:39,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 23:07:40,010 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 23:07:40,510 WARN L309 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-11-10 23:07:40,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7087dccc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:40, skipping insertion in model container [2018-11-10 23:07:40,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 23:07:40,515 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-10 23:07:40,517 INFO L168 Benchmark]: Toolchain (without parser) took 692.40 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. [2018-11-10 23:07:40,521 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. [2018-11-10 23:07:40,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 676.88 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. [2018-11-10 23:07:40,528 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 676.88 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: 9]: Unsupported Syntax bitfield implementation not yet bitprecise (soundness first) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...