./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 791161d1 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/mkfifo-incomplete-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 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 12:29:18,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 12:29:18,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 12:29:18,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 12:29:18,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 12:29:18,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 12:29:18,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 12:29:18,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 12:29:18,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 12:29:18,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 12:29:18,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 12:29:18,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 12:29:18,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 12:29:18,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 12:29:18,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 12:29:18,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 12:29:18,375 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 12:29:18,376 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 12:29:18,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 12:29:18,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 12:29:18,381 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 12:29:18,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 12:29:18,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 12:29:18,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 12:29:18,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 12:29:18,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 12:29:18,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 12:29:18,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 12:29:18,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 12:29:18,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 12:29:18,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 12:29:18,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 12:29:18,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 12:29:18,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 12:29:18,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 12:29:18,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 12:29:18,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 12:29:18,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 12:29:18,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 12:29:18,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 12:29:18,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 12:29:18,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 12:29:18,397 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-23 12:29:18,415 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 12:29:18,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 12:29:18,416 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 12:29:18,416 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 12:29:18,417 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 12:29:18,417 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 12:29:18,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 12:29:18,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 12:29:18,418 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 12:29:18,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 12:29:18,419 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 12:29:18,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 12:29:18,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 12:29:18,419 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-23 12:29:18,419 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-23 12:29:18,419 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-23 12:29:18,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 12:29:18,420 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 12:29:18,420 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 12:29:18,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 12:29:18,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 12:29:18,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 12:29:18,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 12:29:18,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 12:29:18,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 12:29:18,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 12:29:18,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 12:29:18,421 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-07-23 12:29:18,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 12:29:18,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 12:29:18,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 12:29:18,663 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 12:29:18,664 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 12:29:18,665 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-07-23 12:29:18,715 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04d371543/02de0e6e1d1143bc9097cc88f1c25197/FLAGbe6cf8941 [2022-07-23 12:29:19,241 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 12:29:19,242 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-07-23 12:29:19,263 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04d371543/02de0e6e1d1143bc9097cc88f1c25197/FLAGbe6cf8941 [2022-07-23 12:29:19,742 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04d371543/02de0e6e1d1143bc9097cc88f1c25197 [2022-07-23 12:29:19,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 12:29:19,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 12:29:19,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 12:29:19,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 12:29:19,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 12:29:19,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:29:19" (1/1) ... [2022-07-23 12:29:19,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@579df8dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:29:19, skipping insertion in model container [2022-07-23 12:29:19,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:29:19" (1/1) ... [2022-07-23 12:29:19,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 12:29:19,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 12:29:20,430 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-23 12:29:20,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1bc7388c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:29:20, skipping insertion in model container [2022-07-23 12:29:20,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 12:29:20,431 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-23 12:29:20,433 INFO L158 Benchmark]: Toolchain (without parser) took 686.94ms. Allocated memory was 98.6MB in the beginning and 142.6MB in the end (delta: 44.0MB). Free memory was 54.9MB in the beginning and 107.5MB in the end (delta: -52.6MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2022-07-23 12:29:20,434 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 98.6MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 12:29:20,436 INFO L158 Benchmark]: CACSL2BoogieTranslator took 684.46ms. Allocated memory was 98.6MB in the beginning and 142.6MB in the end (delta: 44.0MB). Free memory was 54.7MB in the beginning and 108.1MB in the end (delta: -53.4MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2022-07-23 12:29:20,438 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 98.6MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 684.46ms. Allocated memory was 98.6MB in the beginning and 142.6MB in the end (delta: 44.0MB). Free memory was 54.7MB in the beginning and 108.1MB in the end (delta: -53.4MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: 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/mkfifo-incomplete-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 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 12:29:22,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 12:29:22,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 12:29:22,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 12:29:22,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 12:29:22,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 12:29:22,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 12:29:22,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 12:29:22,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 12:29:22,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 12:29:22,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 12:29:22,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 12:29:22,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 12:29:22,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 12:29:22,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 12:29:22,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 12:29:22,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 12:29:22,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 12:29:22,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 12:29:22,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 12:29:22,272 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 12:29:22,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 12:29:22,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 12:29:22,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 12:29:22,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 12:29:22,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 12:29:22,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 12:29:22,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 12:29:22,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 12:29:22,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 12:29:22,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 12:29:22,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 12:29:22,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 12:29:22,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 12:29:22,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 12:29:22,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 12:29:22,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 12:29:22,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 12:29:22,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 12:29:22,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 12:29:22,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 12:29:22,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 12:29:22,296 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-23 12:29:22,335 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 12:29:22,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 12:29:22,336 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 12:29:22,336 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 12:29:22,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 12:29:22,337 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 12:29:22,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 12:29:22,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 12:29:22,338 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 12:29:22,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 12:29:22,339 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 12:29:22,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 12:29:22,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 12:29:22,339 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-23 12:29:22,340 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-23 12:29:22,340 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-23 12:29:22,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 12:29:22,340 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 12:29:22,341 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-23 12:29:22,341 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-23 12:29:22,341 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 12:29:22,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 12:29:22,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 12:29:22,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 12:29:22,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 12:29:22,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 12:29:22,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 12:29:22,342 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-23 12:29:22,343 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-23 12:29:22,343 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-23 12:29:22,343 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-07-23 12:29:22,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 12:29:22,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 12:29:22,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 12:29:22,683 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 12:29:22,684 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 12:29:22,686 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-07-23 12:29:22,749 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dafa4817/e48907fba5cd4183b1420587d2b26722/FLAGb7011e54e [2022-07-23 12:29:23,315 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 12:29:23,316 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-07-23 12:29:23,341 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dafa4817/e48907fba5cd4183b1420587d2b26722/FLAGb7011e54e [2022-07-23 12:29:23,570 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dafa4817/e48907fba5cd4183b1420587d2b26722 [2022-07-23 12:29:23,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 12:29:23,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 12:29:23,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 12:29:23,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 12:29:23,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 12:29:23,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:29:23" (1/1) ... [2022-07-23 12:29:23,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@135798d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:29:23, skipping insertion in model container [2022-07-23 12:29:23,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:29:23" (1/1) ... [2022-07-23 12:29:23,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 12:29:23,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 12:29:24,297 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-23 12:29:24,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5701ee06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:29:24, skipping insertion in model container [2022-07-23 12:29:24,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 12:29:24,299 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-23 12:29:24,301 INFO L158 Benchmark]: Toolchain (without parser) took 726.77ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 24.2MB in the beginning and 35.0MB in the end (delta: -10.8MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2022-07-23 12:29:24,301 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 50.3MB. Free memory was 33.2MB in the beginning and 33.1MB in the end (delta: 47.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 12:29:24,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 724.81ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 24.0MB in the beginning and 35.2MB in the end (delta: -11.2MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2022-07-23 12:29:24,304 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 50.3MB. Free memory was 33.2MB in the beginning and 33.1MB in the end (delta: 47.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 724.81ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 24.0MB in the beginning and 35.2MB in the end (delta: -11.2MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: 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