./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/printf-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 5fbdf5bf 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/printf-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 960bc5aa42a3b68f012aa0dee90eed8f457f9581 .................................................................................................................................... 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/printf-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 960bc5aa42a3b68f012aa0dee90eed8f457f9581 ......................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-30 19:39:43,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 19:39:43,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 19:39:43,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 19:39:43,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 19:39:43,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 19:39:43,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 19:39:43,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 19:39:43,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 19:39:43,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 19:39:43,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 19:39:43,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 19:39:43,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 19:39:43,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 19:39:43,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 19:39:43,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 19:39:43,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 19:39:43,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 19:39:43,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 19:39:43,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 19:39:43,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 19:39:43,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 19:39:43,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 19:39:43,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 19:39:43,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 19:39:43,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 19:39:43,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 19:39:43,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 19:39:43,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 19:39:43,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 19:39:43,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 19:39:43,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 19:39:43,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 19:39:43,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 19:39:43,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 19:39:43,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 19:39:43,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 19:39:43,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 19:39:43,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 19:39:43,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 19:39:43,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 19:39:43,518 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-08-30 19:39:43,547 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 19:39:43,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 19:39:43,549 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 19:39:43,549 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 19:39:43,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 19:39:43,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 19:39:43,551 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 19:39:43,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 19:39:43,551 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-30 19:39:43,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 19:39:43,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 19:39:43,552 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-30 19:39:43,552 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-30 19:39:43,553 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-30 19:39:43,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 19:39:43,553 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-30 19:39:43,553 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 19:39:43,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 19:39:43,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 19:39:43,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 19:39:43,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 19:39:43,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 19:39:43,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 19:39:43,554 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-30 19:39:43,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-30 19:39:43,558 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 19:39:43,558 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 960bc5aa42a3b68f012aa0dee90eed8f457f9581 [2021-08-30 19:39:43,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 19:39:43,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 19:39:43,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 19:39:43,828 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 19:39:43,828 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 19:39:43,829 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-08-30 19:39:43,883 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68faf35e4/179604490ae94c489e6334e332112753/FLAG8f4906044 [2021-08-30 19:39:44,386 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 19:39:44,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-08-30 19:39:44,409 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68faf35e4/179604490ae94c489e6334e332112753/FLAG8f4906044 [2021-08-30 19:39:44,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68faf35e4/179604490ae94c489e6334e332112753 [2021-08-30 19:39:44,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 19:39:44,675 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-30 19:39:44,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 19:39:44,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 19:39:44,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 19:39:44,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:39:44" (1/1) ... [2021-08-30 19:39:44,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25fe8f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:39:44, skipping insertion in model container [2021-08-30 19:39:44,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:39:44" (1/1) ... [2021-08-30 19:39:44,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 19:39:44,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 19:39:45,499 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-08-30 19:39:45,501 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-08-30 19:39:45,501 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-08-30 19:39:45,502 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-08-30 19:39:45,503 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-08-30 19:39:45,506 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-08-30 19:39:45,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ba8d785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:39:45, skipping insertion in model container [2021-08-30 19:39:45,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 19:39:45,507 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-30 19:39:45,509 INFO L158 Benchmark]: Toolchain (without parser) took 833.29ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 35.0MB in the beginning and 31.3MB in the end (delta: 3.8MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2021-08-30 19:39:45,509 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 19:39:45,510 INFO L158 Benchmark]: CACSL2BoogieTranslator took 829.96ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 34.9MB in the beginning and 31.3MB in the end (delta: 3.6MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2021-08-30 19:39:45,511 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 829.96ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 34.9MB in the beginning and 31.3MB in the end (delta: 3.6MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-30 19:39:46,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 19:39:46,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 19:39:46,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 19:39:46,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 19:39:46,944 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 19:39:46,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 19:39:46,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 19:39:46,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 19:39:46,953 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 19:39:46,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 19:39:46,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 19:39:46,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 19:39:46,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 19:39:46,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 19:39:46,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 19:39:46,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 19:39:46,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 19:39:46,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 19:39:46,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 19:39:46,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 19:39:46,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 19:39:46,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 19:39:46,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 19:39:46,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 19:39:46,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 19:39:46,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 19:39:46,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 19:39:46,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 19:39:46,989 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 19:39:46,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 19:39:46,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 19:39:46,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 19:39:46,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 19:39:46,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 19:39:46,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 19:39:46,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 19:39:46,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 19:39:46,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 19:39:46,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 19:39:46,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 19:39:46,998 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-08-30 19:39:47,030 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 19:39:47,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 19:39:47,032 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 19:39:47,032 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 19:39:47,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 19:39:47,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 19:39:47,034 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 19:39:47,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 19:39:47,034 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-30 19:39:47,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 19:39:47,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 19:39:47,035 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-30 19:39:47,035 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-30 19:39:47,035 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-30 19:39:47,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 19:39:47,035 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-30 19:39:47,036 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-30 19:39:47,036 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-30 19:39:47,036 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 19:39:47,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 19:39:47,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 19:39:47,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 19:39:47,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 19:39:47,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 19:39:47,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 19:39:47,037 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-30 19:39:47,037 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-30 19:39:47,037 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 19:39:47,038 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-30 19:39:47,038 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 960bc5aa42a3b68f012aa0dee90eed8f457f9581 [2021-08-30 19:39:47,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 19:39:47,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 19:39:47,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 19:39:47,312 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 19:39:47,312 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 19:39:47,313 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-08-30 19:39:47,364 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51b9c02bc/6329f72b1bcd4cfbab45682fb508aafd/FLAGd12ea8730 [2021-08-30 19:39:47,903 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 19:39:47,903 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-08-30 19:39:47,924 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51b9c02bc/6329f72b1bcd4cfbab45682fb508aafd/FLAGd12ea8730 [2021-08-30 19:39:48,385 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51b9c02bc/6329f72b1bcd4cfbab45682fb508aafd [2021-08-30 19:39:48,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 19:39:48,388 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-30 19:39:48,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 19:39:48,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 19:39:48,401 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 19:39:48,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:39:48" (1/1) ... [2021-08-30 19:39:48,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35b4fb11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:39:48, skipping insertion in model container [2021-08-30 19:39:48,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:39:48" (1/1) ... [2021-08-30 19:39:48,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 19:39:48,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 19:39:49,411 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-08-30 19:39:49,413 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-08-30 19:39:49,414 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-08-30 19:39:49,415 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-08-30 19:39:49,416 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-08-30 19:39:49,420 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-08-30 19:39:49,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24f11e8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:39:49, skipping insertion in model container [2021-08-30 19:39:49,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 19:39:49,421 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-30 19:39:49,422 INFO L158 Benchmark]: Toolchain (without parser) took 1034.07ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 19.9MB in the beginning and 34.9MB in the end (delta: -15.0MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2021-08-30 19:39:49,423 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory was 30.8MB in the beginning and 30.7MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 19:39:49,423 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1022.35ms. Allocated memory is still 58.7MB. Free memory was 42.0MB in the beginning and 35.1MB in the end (delta: 6.9MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2021-08-30 19:39:49,424 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory was 30.8MB in the beginning and 30.7MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1022.35ms. Allocated memory is still 58.7MB. Free memory was 42.0MB in the beginning and 35.1MB in the end (delta: 6.9MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...