./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/who-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2e79e6a5f98cba091bdf5878be39b9841adfd39e .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2e79e6a5f98cba091bdf5878be39b9841adfd39e ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 04:01:00,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:01:00,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:01:00,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:01:00,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:01:00,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:01:00,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:01:00,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:01:00,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:01:00,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:01:00,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:01:00,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:01:00,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:01:00,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:01:00,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:01:00,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:01:00,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:01:00,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:01:00,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:01:00,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:01:00,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:01:00,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:01:00,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:01:00,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:01:00,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:01:00,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:01:00,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:01:00,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:01:00,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:01:00,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:01:00,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:01:00,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:01:00,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:01:00,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:01:00,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:01:00,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:01:00,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:01:00,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:01:00,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:01:00,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:01:00,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:01:00,225 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-26 04:01:00,258 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:01:00,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:01:00,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:01:00,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:01:00,261 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:01:00,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:01:00,261 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:01:00,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:01:00,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:01:00,262 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 04:01:00,262 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 04:01:00,263 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 04:01:00,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:01:00,263 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 04:01:00,264 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:01:00,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:01:00,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:01:00,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:01:00,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:01:00,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:01:00,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:01:00,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:01:00,266 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 04:01:00,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 04:01:00,266 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:01:00,267 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e79e6a5f98cba091bdf5878be39b9841adfd39e [2020-10-26 04:01:00,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:01:00,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:01:00,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:01:00,686 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:01:00,686 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:01:00,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2020-10-26 04:01:00,786 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb124c42d/77933f64886c497ea6c6daefdd5fc1db/FLAG12b25f807 [2020-10-26 04:01:01,906 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:01:01,907 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2020-10-26 04:01:01,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb124c42d/77933f64886c497ea6c6daefdd5fc1db/FLAG12b25f807 [2020-10-26 04:01:02,353 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb124c42d/77933f64886c497ea6c6daefdd5fc1db [2020-10-26 04:01:02,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:01:02,369 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 04:01:02,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:01:02,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:01:02,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:01:02,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:01:02" (1/1) ... [2020-10-26 04:01:02,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79617c1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:01:02, skipping insertion in model container [2020-10-26 04:01:02,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:01:02" (1/1) ... [2020-10-26 04:01:02,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:01:02,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:01:03,855 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-10-26 04:01:03,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d6298cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:01:03, skipping insertion in model container [2020-10-26 04:01:03,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:01:03,857 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 04:01:03,861 INFO L168 Benchmark]: Toolchain (without parser) took 1496.49 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 26.2 MB in the beginning and 23.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. [2020-10-26 04:01:03,862 INFO L168 Benchmark]: CDTParser took 0.76 ms. Allocated memory is still 44.0 MB. Free memory is still 31.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:01:03,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1484.40 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 25.5 MB in the beginning and 23.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. [2020-10-26 04:01:03,866 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 ms. Allocated memory is still 44.0 MB. Free memory is still 31.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1484.40 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 25.5 MB in the beginning and 23.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-5485861 [2020-10-26 04:01:06,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:01:06,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:01:06,259 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:01:06,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:01:06,261 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:01:06,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:01:06,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:01:06,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:01:06,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:01:06,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:01:06,272 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:01:06,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:01:06,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:01:06,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:01:06,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:01:06,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:01:06,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:01:06,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:01:06,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:01:06,294 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:01:06,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:01:06,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:01:06,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:01:06,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:01:06,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:01:06,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:01:06,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:01:06,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:01:06,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:01:06,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:01:06,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:01:06,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:01:06,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:01:06,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:01:06,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:01:06,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:01:06,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:01:06,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:01:06,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:01:06,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:01:06,318 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-26 04:01:06,346 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:01:06,346 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:01:06,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:01:06,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:01:06,349 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:01:06,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:01:06,350 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:01:06,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:01:06,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:01:06,350 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 04:01:06,351 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 04:01:06,351 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 04:01:06,351 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:01:06,352 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 04:01:06,352 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 04:01:06,352 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 04:01:06,352 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:01:06,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:01:06,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:01:06,353 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:01:06,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:01:06,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:01:06,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:01:06,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:01:06,354 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 04:01:06,355 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 04:01:06,355 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:01:06,355 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 04:01:06,355 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e79e6a5f98cba091bdf5878be39b9841adfd39e [2020-10-26 04:01:06,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:01:06,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:01:06,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:01:06,847 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:01:06,848 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:01:06,849 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2020-10-26 04:01:06,931 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7479267dc/b6e3e180fecd45109e24b4e196e835ba/FLAG7020a9d6d [2020-10-26 04:01:07,882 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:01:07,883 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2020-10-26 04:01:07,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7479267dc/b6e3e180fecd45109e24b4e196e835ba/FLAG7020a9d6d [2020-10-26 04:01:08,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7479267dc/b6e3e180fecd45109e24b4e196e835ba [2020-10-26 04:01:08,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:01:08,468 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 04:01:08,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:01:08,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:01:08,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:01:08,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:01:08" (1/1) ... [2020-10-26 04:01:08,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63233812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:01:08, skipping insertion in model container [2020-10-26 04:01:08,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:01:08" (1/1) ... [2020-10-26 04:01:08,495 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:01:08,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:01:10,006 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-10-26 04:01:10,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@69067a3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:01:10, skipping insertion in model container [2020-10-26 04:01:10,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:01:10,009 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 04:01:10,013 INFO L168 Benchmark]: Toolchain (without parser) took 1549.34 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 26.3 MB in the beginning and 33.1 MB in the end (delta: -6.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2020-10-26 04:01:10,015 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 44.0 MB. Free memory was 29.5 MB in the beginning and 29.5 MB in the end (delta: 42.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:01:10,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1537.95 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 25.7 MB in the beginning and 33.1 MB in the end (delta: -7.4 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2020-10-26 04:01:10,023 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 44.0 MB. Free memory was 29.5 MB in the beginning and 29.5 MB in the end (delta: 42.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1537.95 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 25.7 MB in the beginning and 33.1 MB in the end (delta: -7.4 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...