./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/wc-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/wc-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 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 20:40:35,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 20:40:35,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 20:40:35,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 20:40:35,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 20:40:35,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 20:40:35,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 20:40:35,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 20:40:35,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 20:40:35,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 20:40:35,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 20:40:35,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 20:40:35,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 20:40:35,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 20:40:35,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 20:40:35,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 20:40:35,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 20:40:35,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 20:40:35,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 20:40:35,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 20:40:35,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 20:40:35,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 20:40:35,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 20:40:35,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 20:40:35,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 20:40:35,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 20:40:35,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 20:40:35,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 20:40:35,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 20:40:35,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 20:40:35,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 20:40:35,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 20:40:35,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 20:40:35,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 20:40:35,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 20:40:35,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 20:40:35,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 20:40:35,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 20:40:35,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 20:40:35,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 20:40:35,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 20:40:35,415 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-21 20:40:35,431 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 20:40:35,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 20:40:35,434 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 20:40:35,434 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 20:40:35,435 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 20:40:35,435 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 20:40:35,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 20:40:35,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 20:40:35,436 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 20:40:35,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 20:40:35,437 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 20:40:35,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 20:40:35,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 20:40:35,437 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-21 20:40:35,437 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-21 20:40:35,438 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-21 20:40:35,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 20:40:35,438 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 20:40:35,438 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 20:40:35,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 20:40:35,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 20:40:35,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 20:40:35,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 20:40:35,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 20:40:35,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 20:40:35,440 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 20:40:35,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 20:40:35,441 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 20:40:35,441 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-12-21 20:40:35,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 20:40:35,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 20:40:35,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 20:40:35,654 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 20:40:35,655 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 20:40:35,656 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-12-21 20:40:35,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d7f92f43/4139e656bb1c4fcf9da1efd3a009ae86/FLAG29f17c54f [2021-12-21 20:40:36,179 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 20:40:36,183 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-12-21 20:40:36,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d7f92f43/4139e656bb1c4fcf9da1efd3a009ae86/FLAG29f17c54f [2021-12-21 20:40:36,224 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d7f92f43/4139e656bb1c4fcf9da1efd3a009ae86 [2021-12-21 20:40:36,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 20:40:36,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 20:40:36,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:36,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 20:40:36,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 20:40:36,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:36" (1/1) ... [2021-12-21 20:40:36,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30cf4ac3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:36, skipping insertion in model container [2021-12-21 20:40:36,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:36" (1/1) ... [2021-12-21 20:40:36,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 20:40:36,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 20:40:36,883 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 20:40:36,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f7c8f1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:36, skipping insertion in model container [2021-12-21 20:40:36,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:36,885 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-21 20:40:36,886 INFO L158 Benchmark]: Toolchain (without parser) took 657.82ms. Allocated memory is still 107.0MB. Free memory was 72.3MB in the beginning and 68.7MB in the end (delta: 3.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-21 20:40:36,887 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 79.7MB. Free memory was 37.4MB in the beginning and 37.3MB in the end (delta: 40.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 20:40:36,888 INFO L158 Benchmark]: CACSL2BoogieTranslator took 655.27ms. Allocated memory is still 107.0MB. Free memory was 72.1MB in the beginning and 68.7MB in the end (delta: 3.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-21 20:40:36,890 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 79.7MB. Free memory was 37.4MB in the beginning and 37.3MB in the end (delta: 40.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 655.27ms. Allocated memory is still 107.0MB. Free memory was 72.1MB in the beginning and 68.7MB in the end (delta: 3.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: 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/wc-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 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 20:40:38,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 20:40:38,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 20:40:38,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 20:40:38,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 20:40:38,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 20:40:38,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 20:40:38,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 20:40:38,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 20:40:38,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 20:40:38,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 20:40:38,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 20:40:38,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 20:40:38,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 20:40:38,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 20:40:38,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 20:40:38,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 20:40:38,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 20:40:38,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 20:40:38,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 20:40:38,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 20:40:38,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 20:40:38,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 20:40:38,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 20:40:38,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 20:40:38,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 20:40:38,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 20:40:38,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 20:40:38,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 20:40:38,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 20:40:38,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 20:40:38,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 20:40:38,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 20:40:38,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 20:40:38,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 20:40:38,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 20:40:38,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 20:40:38,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 20:40:38,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 20:40:38,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 20:40:38,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 20:40:38,415 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-21 20:40:38,445 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 20:40:38,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 20:40:38,446 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 20:40:38,447 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 20:40:38,447 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 20:40:38,447 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 20:40:38,448 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 20:40:38,448 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 20:40:38,449 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 20:40:38,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 20:40:38,449 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 20:40:38,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 20:40:38,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 20:40:38,450 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-21 20:40:38,450 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-21 20:40:38,450 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-21 20:40:38,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 20:40:38,450 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 20:40:38,450 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-21 20:40:38,451 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-21 20:40:38,451 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 20:40:38,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 20:40:38,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 20:40:38,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 20:40:38,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 20:40:38,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 20:40:38,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 20:40:38,452 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-21 20:40:38,452 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-21 20:40:38,452 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 20:40:38,452 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-21 20:40:38,452 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-12-21 20:40:38,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 20:40:38,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 20:40:38,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 20:40:38,726 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 20:40:38,726 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 20:40:38,727 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-12-21 20:40:38,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad440878b/e7d156799a724f25b2fe98f656a90b02/FLAG4aa994a1c [2021-12-21 20:40:39,307 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 20:40:39,307 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-12-21 20:40:39,326 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad440878b/e7d156799a724f25b2fe98f656a90b02/FLAG4aa994a1c [2021-12-21 20:40:39,747 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad440878b/e7d156799a724f25b2fe98f656a90b02 [2021-12-21 20:40:39,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 20:40:39,749 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 20:40:39,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:39,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 20:40:39,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 20:40:39,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:39" (1/1) ... [2021-12-21 20:40:39,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a52c161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:39, skipping insertion in model container [2021-12-21 20:40:39,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:39" (1/1) ... [2021-12-21 20:40:39,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 20:40:39,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 20:40:40,516 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 20:40:40,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2af8c34a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:40, skipping insertion in model container [2021-12-21 20:40:40,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:40,518 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-21 20:40:40,520 INFO L158 Benchmark]: Toolchain (without parser) took 769.20ms. Allocated memory was 48.2MB in the beginning and 62.9MB in the end (delta: 14.7MB). Free memory was 28.0MB in the beginning and 30.6MB in the end (delta: -2.5MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2021-12-21 20:40:40,521 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory was 29.7MB in the beginning and 29.7MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 20:40:40,522 INFO L158 Benchmark]: CACSL2BoogieTranslator took 767.65ms. Allocated memory was 48.2MB in the beginning and 62.9MB in the end (delta: 14.7MB). Free memory was 27.8MB in the beginning and 30.8MB in the end (delta: -3.0MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2021-12-21 20:40:40,523 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 29.7MB in the beginning and 29.7MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 767.65ms. Allocated memory was 48.2MB in the beginning and 62.9MB in the end (delta: 14.7MB). Free memory was 27.8MB in the beginning and 30.8MB in the end (delta: -3.0MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: 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