./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-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/chroot-incomplete-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 606480d129d868b852bab618a318de1507e1593a .............................................................................................................................. 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/chroot-incomplete-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 606480d129d868b852bab618a318de1507e1593a ................................................................................................................................. 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 03:59:46,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 03:59:46,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 03:59:46,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 03:59:46,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 03:59:46,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 03:59:46,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 03:59:46,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 03:59:46,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 03:59:46,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 03:59:46,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 03:59:46,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 03:59:46,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 03:59:46,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 03:59:46,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 03:59:46,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 03:59:46,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 03:59:46,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 03:59:46,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 03:59:46,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 03:59:46,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 03:59:46,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 03:59:46,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 03:59:46,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 03:59:46,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 03:59:46,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 03:59:46,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 03:59:46,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 03:59:46,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 03:59:46,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 03:59:46,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 03:59:46,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 03:59:46,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 03:59:46,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 03:59:46,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 03:59:46,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 03:59:46,219 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 03:59:46,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 03:59:46,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 03:59:46,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 03:59:46,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 03:59:46,225 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-26 03:59:46,278 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 03:59:46,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 03:59:46,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 03:59:46,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 03:59:46,283 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 03:59:46,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 03:59:46,284 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 03:59:46,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 03:59:46,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 03:59:46,285 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 03:59:46,286 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 03:59:46,286 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 03:59:46,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 03:59:46,287 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 03:59:46,287 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 03:59:46,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 03:59:46,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 03:59:46,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 03:59:46,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 03:59:46,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 03:59:46,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 03:59:46,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 03:59:46,290 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 03:59:46,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 03:59:46,290 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 03:59:46,291 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 606480d129d868b852bab618a318de1507e1593a [2020-10-26 03:59:46,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 03:59:46,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 03:59:46,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 03:59:46,735 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 03:59:46,735 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 03:59:46,736 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2020-10-26 03:59:46,824 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af625dffc/8b6a7fbab980459fbde7d5a7ad0e8e1b/FLAGf9b5d81d2 [2020-10-26 03:59:47,741 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 03:59:47,742 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2020-10-26 03:59:47,781 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af625dffc/8b6a7fbab980459fbde7d5a7ad0e8e1b/FLAGf9b5d81d2 [2020-10-26 03:59:47,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af625dffc/8b6a7fbab980459fbde7d5a7ad0e8e1b [2020-10-26 03:59:47,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 03:59:47,841 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 03:59:47,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 03:59:47,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 03:59:47,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 03:59:47,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 03:59:47" (1/1) ... [2020-10-26 03:59:47,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@641a187b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 03:59:47, skipping insertion in model container [2020-10-26 03:59:47,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 03:59:47" (1/1) ... [2020-10-26 03:59:47,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 03:59:47,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 03:59:48,969 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2020-10-26 03:59:48,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@56323249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 03:59:48, skipping insertion in model container [2020-10-26 03:59:48,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 03:59:48,971 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 03:59:48,975 INFO L168 Benchmark]: Toolchain (without parser) took 1137.89 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 26.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. [2020-10-26 03:59:48,977 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 44.0 MB. Free memory was 22.2 MB in the beginning and 22.1 MB in the end (delta: 35.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 03:59:48,980 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1125.14 ms. Allocated memory is still 54.5 MB. Free memory was 34.8 MB in the beginning and 26.3 MB in the end (delta: 8.5 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2020-10-26 03:59:48,983 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 44.0 MB. Free memory was 22.2 MB in the beginning and 22.1 MB in the end (delta: 35.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1125.14 ms. Allocated memory is still 54.5 MB. Free memory was 34.8 MB in the beginning and 26.3 MB in the end (delta: 8.5 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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 03:59:51,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 03:59:51,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 03:59:51,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 03:59:51,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 03:59:51,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 03:59:51,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 03:59:51,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 03:59:51,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 03:59:51,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 03:59:51,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 03:59:51,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 03:59:51,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 03:59:51,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 03:59:51,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 03:59:51,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 03:59:51,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 03:59:51,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 03:59:51,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 03:59:51,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 03:59:51,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 03:59:51,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 03:59:51,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 03:59:51,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 03:59:51,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 03:59:51,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 03:59:51,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 03:59:51,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 03:59:51,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 03:59:51,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 03:59:51,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 03:59:51,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 03:59:51,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 03:59:51,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 03:59:51,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 03:59:51,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 03:59:51,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 03:59:51,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 03:59:51,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 03:59:51,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 03:59:51,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 03:59:51,477 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-26 03:59:51,546 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 03:59:51,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 03:59:51,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 03:59:51,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 03:59:51,550 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 03:59:51,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 03:59:51,551 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 03:59:51,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 03:59:51,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 03:59:51,552 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 03:59:51,553 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 03:59:51,554 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 03:59:51,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 03:59:51,554 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 03:59:51,554 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 03:59:51,555 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 03:59:51,555 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 03:59:51,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 03:59:51,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 03:59:51,556 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 03:59:51,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 03:59:51,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 03:59:51,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 03:59:51,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 03:59:51,557 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 03:59:51,558 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 03:59:51,558 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 03:59:51,558 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 03:59:51,558 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 606480d129d868b852bab618a318de1507e1593a [2020-10-26 03:59:51,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 03:59:52,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 03:59:52,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 03:59:52,006 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 03:59:52,007 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 03:59:52,008 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2020-10-26 03:59:52,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c44991ad/1f9774301a724cfa9782259e1d2fecfe/FLAG56b09b199 [2020-10-26 03:59:52,927 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 03:59:52,928 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2020-10-26 03:59:52,962 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c44991ad/1f9774301a724cfa9782259e1d2fecfe/FLAG56b09b199 [2020-10-26 03:59:53,014 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c44991ad/1f9774301a724cfa9782259e1d2fecfe [2020-10-26 03:59:53,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 03:59:53,038 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 03:59:53,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 03:59:53,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 03:59:53,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 03:59:53,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 03:59:53" (1/1) ... [2020-10-26 03:59:53,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77f2e9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 03:59:53, skipping insertion in model container [2020-10-26 03:59:53,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 03:59:53" (1/1) ... [2020-10-26 03:59:53,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 03:59:53,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 03:59:54,629 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2020-10-26 03:59:54,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49490320 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 03:59:54, skipping insertion in model container [2020-10-26 03:59:54,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 03:59:54,631 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 03:59:54,634 INFO L168 Benchmark]: Toolchain (without parser) took 1610.73 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 24.8 MB in the beginning and 27.6 MB in the end (delta: -2.7 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2020-10-26 03:59:54,635 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 35.7 MB. Free memory is still 20.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 03:59:54,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1588.71 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 24.2 MB in the beginning and 27.6 MB in the end (delta: -3.4 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2020-10-26 03:59:54,638 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 35.7 MB. Free memory is still 20.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1588.71 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 24.2 MB in the beginning and 27.6 MB in the end (delta: -3.4 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...