./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/realpath-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version c3fed411 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/realpath-1.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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 08:45:39,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 08:45:39,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 08:45:39,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 08:45:39,381 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 08:45:39,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 08:45:39,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 08:45:39,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 08:45:39,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 08:45:39,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 08:45:39,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 08:45:39,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 08:45:39,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 08:45:39,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 08:45:39,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 08:45:39,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 08:45:39,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 08:45:39,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 08:45:39,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 08:45:39,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 08:45:39,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 08:45:39,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 08:45:39,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 08:45:39,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 08:45:39,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 08:45:39,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 08:45:39,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 08:45:39,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 08:45:39,414 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 08:45:39,415 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 08:45:39,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 08:45:39,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 08:45:39,417 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 08:45:39,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 08:45:39,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 08:45:39,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 08:45:39,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 08:45:39,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 08:45:39,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 08:45:39,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 08:45:39,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 08:45:39,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-16 08:45:39,457 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 08:45:39,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 08:45:39,459 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 08:45:39,459 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 08:45:39,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 08:45:39,460 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 08:45:39,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 08:45:39,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 08:45:39,461 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 08:45:39,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 08:45:39,462 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-16 08:45:39,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 08:45:39,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 08:45:39,462 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-16 08:45:39,462 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-16 08:45:39,463 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-16 08:45:39,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 08:45:39,463 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 08:45:39,463 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 08:45:39,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 08:45:39,463 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 08:45:39,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 08:45:39,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 08:45:39,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 08:45:39,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 08:45:39,464 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 08:45:39,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 08:45:39,465 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 08:45:39,465 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2021-12-16 08:45:39,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 08:45:39,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 08:45:39,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 08:45:39,698 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 08:45:39,699 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 08:45:39,700 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-12-16 08:45:39,759 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2076524a8/12bd280ad8734fd59eb4b92e7a378cd7/FLAG529040811 [2021-12-16 08:45:40,297 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 08:45:40,299 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-12-16 08:45:40,327 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2076524a8/12bd280ad8734fd59eb4b92e7a378cd7/FLAG529040811 [2021-12-16 08:45:40,540 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2076524a8/12bd280ad8734fd59eb4b92e7a378cd7 [2021-12-16 08:45:40,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 08:45:40,543 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 08:45:40,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:40,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 08:45:40,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 08:45:40,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:40" (1/1) ... [2021-12-16 08:45:40,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@651dba99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:40, skipping insertion in model container [2021-12-16 08:45:40,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:40" (1/1) ... [2021-12-16 08:45:40,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 08:45:40,596 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 08:45:41,282 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-16 08:45:41,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3240c968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:41, skipping insertion in model container [2021-12-16 08:45:41,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:41,284 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 08:45:41,286 INFO L158 Benchmark]: Toolchain (without parser) took 741.23ms. Allocated memory is still 119.5MB. Free memory was 79.7MB in the beginning and 83.6MB in the end (delta: -3.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-16 08:45:41,287 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 79.7MB. Free memory was 51.0MB in the beginning and 51.0MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 08:45:41,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 739.25ms. Allocated memory is still 119.5MB. Free memory was 79.7MB in the beginning and 83.6MB in the end (delta: -3.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-16 08:45:41,290 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 79.7MB. Free memory was 51.0MB in the beginning and 51.0MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 739.25ms. Allocated memory is still 119.5MB. Free memory was 79.7MB in the beginning and 83.6MB in the end (delta: -3.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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/realpath-1.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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 08:45:42,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 08:45:42,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 08:45:42,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 08:45:42,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 08:45:42,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 08:45:42,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 08:45:42,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 08:45:42,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 08:45:42,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 08:45:42,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 08:45:42,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 08:45:42,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 08:45:42,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 08:45:42,959 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 08:45:42,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 08:45:42,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 08:45:42,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 08:45:42,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 08:45:42,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 08:45:42,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 08:45:42,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 08:45:42,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 08:45:42,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 08:45:42,981 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 08:45:42,981 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 08:45:42,982 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 08:45:42,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 08:45:42,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 08:45:42,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 08:45:42,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 08:45:42,985 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 08:45:42,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 08:45:42,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 08:45:42,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 08:45:42,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 08:45:42,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 08:45:42,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 08:45:42,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 08:45:42,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 08:45:42,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 08:45:42,999 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-16 08:45:43,030 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 08:45:43,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 08:45:43,030 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 08:45:43,031 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 08:45:43,031 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 08:45:43,032 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 08:45:43,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 08:45:43,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 08:45:43,033 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 08:45:43,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 08:45:43,034 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-16 08:45:43,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 08:45:43,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 08:45:43,035 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-16 08:45:43,035 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-16 08:45:43,035 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-16 08:45:43,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 08:45:43,035 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 08:45:43,035 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-16 08:45:43,036 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-16 08:45:43,036 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 08:45:43,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 08:45:43,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 08:45:43,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 08:45:43,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 08:45:43,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 08:45:43,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 08:45:43,036 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-16 08:45:43,036 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-16 08:45:43,037 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 08:45:43,037 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-16 08:45:43,037 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2021-12-16 08:45:43,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 08:45:43,362 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 08:45:43,364 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 08:45:43,365 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 08:45:43,366 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 08:45:43,367 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-12-16 08:45:43,423 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a5c56c90/064ca4d83e9641e4a4502170b45aaeee/FLAGf8f602c5c [2021-12-16 08:45:44,019 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 08:45:44,019 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-12-16 08:45:44,049 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a5c56c90/064ca4d83e9641e4a4502170b45aaeee/FLAGf8f602c5c [2021-12-16 08:45:44,405 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a5c56c90/064ca4d83e9641e4a4502170b45aaeee [2021-12-16 08:45:44,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 08:45:44,409 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 08:45:44,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:44,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 08:45:44,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 08:45:44,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:44" (1/1) ... [2021-12-16 08:45:44,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1656e91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:44, skipping insertion in model container [2021-12-16 08:45:44,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:44" (1/1) ... [2021-12-16 08:45:44,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 08:45:44,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 08:45:45,130 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-16 08:45:45,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75e8df0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:45, skipping insertion in model container [2021-12-16 08:45:45,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:45,131 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 08:45:45,133 INFO L158 Benchmark]: Toolchain (without parser) took 722.89ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 32.7MB in the beginning and 42.9MB in the end (delta: -10.3MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2021-12-16 08:45:45,134 INFO L158 Benchmark]: CDTParser took 1.48ms. Allocated memory is still 58.7MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 08:45:45,134 INFO L158 Benchmark]: CACSL2BoogieTranslator took 720.11ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 32.6MB in the beginning and 42.9MB in the end (delta: -10.4MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2021-12-16 08:45:45,136 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48ms. Allocated memory is still 58.7MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 720.11ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 32.6MB in the beginning and 42.9MB in the end (delta: -10.4MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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