./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version ff03de63 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/mkdir-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 a03274b44088171a51731c36d55f1a442c2d09c6ddb4f1c439b71ea1098e4d1d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 20:40:06,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 20:40:06,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 20:40:06,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 20:40:06,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 20:40:06,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 20:40:06,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 20:40:06,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 20:40:06,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 20:40:06,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 20:40:06,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 20:40:06,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 20:40:06,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 20:40:06,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 20:40:06,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 20:40:06,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 20:40:06,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 20:40:06,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 20:40:06,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 20:40:06,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 20:40:06,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 20:40:06,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 20:40:06,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 20:40:06,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 20:40:06,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 20:40:06,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 20:40:06,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 20:40:06,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 20:40:06,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 20:40:06,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 20:40:06,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 20:40:06,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 20:40:06,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 20:40:06,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 20:40:06,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 20:40:06,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 20:40:06,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 20:40:06,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 20:40:06,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 20:40:06,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 20:40:06,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 20:40:06,423 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-21 20:40:06,443 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 20:40:06,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 20:40:06,444 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 20:40:06,445 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 20:40:06,445 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 20:40:06,445 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 20:40:06,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 20:40:06,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 20:40:06,446 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 20:40:06,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 20:40:06,447 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 20:40:06,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 20:40:06,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 20:40:06,447 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-21 20:40:06,447 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-21 20:40:06,448 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-21 20:40:06,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 20:40:06,448 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 20:40:06,448 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 20:40:06,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 20:40:06,448 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 20:40:06,449 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 20:40:06,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 20:40:06,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 20:40:06,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 20:40:06,449 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 20:40:06,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 20:40:06,450 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 20:40:06,451 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a03274b44088171a51731c36d55f1a442c2d09c6ddb4f1c439b71ea1098e4d1d [2021-12-21 20:40:06,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 20:40:06,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 20:40:06,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 20:40:06,626 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 20:40:06,626 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 20:40:06,628 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-12-21 20:40:06,699 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5791bbf51/4f0b1510883742ee9373d7189841df85/FLAG6ae353ff9 [2021-12-21 20:40:07,195 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 20:40:07,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-12-21 20:40:07,240 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5791bbf51/4f0b1510883742ee9373d7189841df85/FLAG6ae353ff9 [2021-12-21 20:40:07,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5791bbf51/4f0b1510883742ee9373d7189841df85 [2021-12-21 20:40:07,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 20:40:07,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 20:40:07,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:07,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 20:40:07,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 20:40:07,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:07" (1/1) ... [2021-12-21 20:40:07,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b47c46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:07, skipping insertion in model container [2021-12-21 20:40:07,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:07" (1/1) ... [2021-12-21 20:40:07,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 20:40:07,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 20:40:08,309 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-21 20:40:08,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4fbc86bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:08, skipping insertion in model container [2021-12-21 20:40:08,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:08,311 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-21 20:40:08,312 INFO L158 Benchmark]: Toolchain (without parser) took 870.34ms. Allocated memory is still 111.1MB. Free memory was 72.3MB in the beginning and 69.1MB in the end (delta: 3.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-21 20:40:08,313 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 75.5MB. Free memory was 36.2MB in the beginning and 36.1MB in the end (delta: 32.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 20:40:08,315 INFO L158 Benchmark]: CACSL2BoogieTranslator took 866.51ms. Allocated memory is still 111.1MB. Free memory was 72.1MB in the beginning and 69.1MB in the end (delta: 3.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-21 20:40:08,316 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 75.5MB. Free memory was 36.2MB in the beginning and 36.1MB in the end (delta: 32.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 866.51ms. Allocated memory is still 111.1MB. Free memory was 72.1MB in the beginning and 69.1MB in the end (delta: 3.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2569]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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/mkdir-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 a03274b44088171a51731c36d55f1a442c2d09c6ddb4f1c439b71ea1098e4d1d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 20:40:09,928 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 20:40:09,931 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 20:40:09,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 20:40:09,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 20:40:09,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 20:40:09,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 20:40:09,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 20:40:09,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 20:40:09,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 20:40:09,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 20:40:09,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 20:40:09,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 20:40:09,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 20:40:09,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 20:40:09,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 20:40:09,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 20:40:09,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 20:40:09,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 20:40:09,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 20:40:09,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 20:40:09,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 20:40:09,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 20:40:09,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 20:40:09,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 20:40:09,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 20:40:09,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 20:40:10,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 20:40:10,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 20:40:10,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 20:40:10,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 20:40:10,002 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 20:40:10,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 20:40:10,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 20:40:10,006 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 20:40:10,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 20:40:10,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 20:40:10,007 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 20:40:10,007 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 20:40:10,008 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 20:40:10,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 20:40:10,010 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-21 20:40:10,044 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 20:40:10,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 20:40:10,045 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 20:40:10,045 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 20:40:10,046 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 20:40:10,046 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 20:40:10,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 20:40:10,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 20:40:10,048 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 20:40:10,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 20:40:10,049 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 20:40:10,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 20:40:10,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 20:40:10,049 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-21 20:40:10,049 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-21 20:40:10,049 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-21 20:40:10,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 20:40:10,050 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 20:40:10,050 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-21 20:40:10,050 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-21 20:40:10,050 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 20:40:10,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 20:40:10,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 20:40:10,051 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 20:40:10,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 20:40:10,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 20:40:10,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 20:40:10,051 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-21 20:40:10,051 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-21 20:40:10,051 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 20:40:10,052 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-21 20:40:10,052 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a03274b44088171a51731c36d55f1a442c2d09c6ddb4f1c439b71ea1098e4d1d [2021-12-21 20:40:10,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 20:40:10,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 20:40:10,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 20:40:10,340 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 20:40:10,340 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 20:40:10,341 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-12-21 20:40:10,409 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b1a41414/b4e7b09e5c47452191163d8b75e35ced/FLAG7f5b2829d [2021-12-21 20:40:10,981 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 20:40:10,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-12-21 20:40:11,007 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b1a41414/b4e7b09e5c47452191163d8b75e35ced/FLAG7f5b2829d [2021-12-21 20:40:11,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b1a41414/b4e7b09e5c47452191163d8b75e35ced [2021-12-21 20:40:11,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 20:40:11,394 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 20:40:11,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:11,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 20:40:11,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 20:40:11,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:11" (1/1) ... [2021-12-21 20:40:11,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4035f190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:11, skipping insertion in model container [2021-12-21 20:40:11,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:11" (1/1) ... [2021-12-21 20:40:11,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 20:40:11,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 20:40:12,185 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-21 20:40:12,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f2cca26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:12, skipping insertion in model container [2021-12-21 20:40:12,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:12,187 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-21 20:40:12,189 INFO L158 Benchmark]: Toolchain (without parser) took 793.70ms. Allocated memory is still 58.7MB. Free memory was 41.5MB in the beginning and 34.7MB in the end (delta: 6.8MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2021-12-21 20:40:12,189 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 41.9MB. Free memory was 23.6MB in the beginning and 23.6MB in the end (delta: 29.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 20:40:12,190 INFO L158 Benchmark]: CACSL2BoogieTranslator took 791.91ms. Allocated memory is still 58.7MB. Free memory was 41.4MB in the beginning and 34.7MB in the end (delta: 6.6MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2021-12-21 20:40:12,191 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 41.9MB. Free memory was 23.6MB in the beginning and 23.6MB in the end (delta: 29.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 791.91ms. Allocated memory is still 58.7MB. Free memory was 41.4MB in the beginning and 34.7MB in the end (delta: 6.6MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2569]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN