./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/head-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/head-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 b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 .............................................................................................................................. 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/head-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 b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 ................................................................................................................................. 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 04:00:18,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:00:18,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:00:18,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:00:18,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:00:18,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:00:18,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:00:18,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:00:18,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:00:18,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:00:18,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:00:18,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:00:18,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:00:18,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:00:18,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:00:18,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:00:18,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:00:18,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:00:18,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:00:18,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:00:18,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:00:18,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:00:18,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:00:18,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:00:18,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:00:18,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:00:18,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:00:18,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:00:18,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:00:18,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:00:18,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:00:18,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:00:18,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:00:18,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:00:18,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:00:18,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:00:18,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:00:18,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:00:18,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:00:18,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:00:18,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:00:18,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-26 04:00:18,504 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:00:18,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:00:18,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:00:18,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:00:18,507 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:00:18,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:00:18,507 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:00:18,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:00:18,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:00:18,508 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 04:00:18,508 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 04:00:18,508 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 04:00:18,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:00:18,509 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 04:00:18,509 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:00:18,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:00:18,509 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:00:18,509 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:00:18,510 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:00:18,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:00:18,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:00:18,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:00:18,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 04:00:18,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 04:00:18,511 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:00:18,511 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 [2020-10-26 04:00:18,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:00:18,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:00:18,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:00:18,912 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:00:18,913 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:00:18,914 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-10-26 04:00:19,007 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/739c8d072/2cb800c6b07845e593c26a66d655c6f7/FLAG35560c83e [2020-10-26 04:00:19,926 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:00:19,928 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-10-26 04:00:19,971 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/739c8d072/2cb800c6b07845e593c26a66d655c6f7/FLAG35560c83e [2020-10-26 04:00:20,025 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/739c8d072/2cb800c6b07845e593c26a66d655c6f7 [2020-10-26 04:00:20,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:00:20,042 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 04:00:20,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:20,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:00:20,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:00:20,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:20" (1/1) ... [2020-10-26 04:00:20,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39c10a80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:20, skipping insertion in model container [2020-10-26 04:00:20,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:20" (1/1) ... [2020-10-26 04:00:20,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:00:20,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:00:21,237 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-26 04:00:21,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a5e5b00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:21, skipping insertion in model container [2020-10-26 04:00:21,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:21,239 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 04:00:21,242 INFO L168 Benchmark]: Toolchain (without parser) took 1203.04 ms. Allocated memory was 48.2 MB in the beginning and 62.9 MB in the end (delta: 14.7 MB). Free memory was 31.6 MB in the beginning and 33.3 MB in the end (delta: -1.7 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:21,243 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 48.2 MB. Free memory is still 30.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:00:21,244 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1190.42 ms. Allocated memory was 48.2 MB in the beginning and 62.9 MB in the end (delta: 14.7 MB). Free memory was 30.9 MB in the beginning and 33.3 MB in the end (delta: -2.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:21,246 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 48.2 MB. Free memory is still 30.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1190.42 ms. Allocated memory was 48.2 MB in the beginning and 62.9 MB in the end (delta: 14.7 MB). Free memory was 30.9 MB in the beginning and 33.3 MB in the end (delta: -2.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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 04:00:23,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:00:23,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:00:23,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:00:23,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:00:23,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:00:23,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:00:23,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:00:23,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:00:23,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:00:23,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:00:23,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:00:23,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:00:23,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:00:23,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:00:23,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:00:23,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:00:23,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:00:23,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:00:23,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:00:23,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:00:23,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:00:23,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:00:23,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:00:23,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:00:23,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:00:23,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:00:23,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:00:23,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:00:23,539 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:00:23,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:00:23,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:00:23,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:00:23,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:00:23,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:00:23,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:00:23,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:00:23,545 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:00:23,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:00:23,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:00:23,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:00:23,558 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-26 04:00:23,607 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:00:23,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:00:23,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:00:23,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:00:23,612 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:00:23,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:00:23,612 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:00:23,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:00:23,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:00:23,613 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 04:00:23,614 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 04:00:23,614 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 04:00:23,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:00:23,615 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 04:00:23,615 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 04:00:23,615 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 04:00:23,616 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:00:23,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:00:23,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:00:23,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:00:23,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:00:23,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:00:23,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:00:23,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:00:23,618 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 04:00:23,618 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 04:00:23,618 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:00:23,618 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 04:00:23,619 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 [2020-10-26 04:00:24,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:00:24,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:00:24,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:00:24,071 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:00:24,072 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:00:24,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-10-26 04:00:24,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a415e5523/f6ebe29b0ac94de889b43bc8f805d482/FLAG14d6a8e84 [2020-10-26 04:00:24,986 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:00:24,986 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-10-26 04:00:25,025 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a415e5523/f6ebe29b0ac94de889b43bc8f805d482/FLAG14d6a8e84 [2020-10-26 04:00:25,086 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a415e5523/f6ebe29b0ac94de889b43bc8f805d482 [2020-10-26 04:00:25,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:00:25,101 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 04:00:25,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:25,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:00:25,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:00:25,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:25" (1/1) ... [2020-10-26 04:00:25,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15d0edf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:25, skipping insertion in model container [2020-10-26 04:00:25,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:25" (1/1) ... [2020-10-26 04:00:25,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:00:25,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:00:26,279 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-26 04:00:26,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5edb9a9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:26, skipping insertion in model container [2020-10-26 04:00:26,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:26,281 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 04:00:26,284 INFO L168 Benchmark]: Toolchain (without parser) took 1185.97 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 31.4 MB in the beginning and 38.7 MB in the end (delta: -7.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:26,284 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 48.2 MB. Free memory was 31.2 MB in the beginning and 31.2 MB in the end (delta: 32.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:00:26,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1176.82 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 30.7 MB in the beginning and 38.7 MB in the end (delta: -8.0 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:26,288 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 48.2 MB. Free memory was 31.2 MB in the beginning and 31.2 MB in the end (delta: 32.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1176.82 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 30.7 MB in the beginning and 38.7 MB in the end (delta: -8.0 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...