./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9a8b2e8d 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_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f105bdba870023fed703a42b26dd83a1d9da3fd8 ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f105bdba870023fed703a42b26dd83a1d9da3fd8 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:20:57,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:20:57,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:20:57,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:20:57,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:20:57,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:20:57,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:20:57,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:20:57,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:20:57,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:20:57,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:20:57,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:20:57,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:20:57,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:20:57,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:20:57,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:20:57,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:20:57,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:20:57,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:20:57,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:20:57,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:20:57,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:20:57,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:20:57,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:20:57,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:20:57,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:20:57,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:20:57,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:20:57,414 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:20:57,415 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:20:57,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:20:57,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:20:57,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:20:57,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:20:57,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:20:57,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:20:57,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:20:57,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:20:57,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:20:57,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:20:57,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:20:57,433 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-20 06:20:57,469 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:20:57,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:20:57,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:20:57,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:20:57,472 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:20:57,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:20:57,472 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:20:57,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:20:57,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:20:57,473 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:20:57,474 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:20:57,474 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:20:57,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:20:57,474 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:20:57,475 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:20:57,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:20:57,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:20:57,475 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:20:57,475 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:20:57,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:20:57,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:20:57,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:20:57,476 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:20:57,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:20:57,477 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:20:57,477 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> f105bdba870023fed703a42b26dd83a1d9da3fd8 [2020-10-20 06:20:57,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:20:57,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:20:57,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:20:57,739 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:20:57,740 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:20:57,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2020-10-20 06:20:57,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/513aa5e89/192ac90592de4dd08cd4618e05b3846c/FLAG0a60ec2b3 [2020-10-20 06:20:58,538 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:20:58,538 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2020-10-20 06:20:58,573 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/513aa5e89/192ac90592de4dd08cd4618e05b3846c/FLAG0a60ec2b3 [2020-10-20 06:20:59,083 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/513aa5e89/192ac90592de4dd08cd4618e05b3846c [2020-10-20 06:20:59,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:20:59,108 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:20:59,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:59,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:20:59,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:20:59,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:59" (1/1) ... [2020-10-20 06:20:59,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75502349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:59, skipping insertion in model container [2020-10-20 06:20:59,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:59" (1/1) ... [2020-10-20 06:20:59,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:20:59,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:00,426 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-20 06:21:00,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58d33907 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:00, skipping insertion in model container [2020-10-20 06:21:00,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:00,428 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:00,431 INFO L168 Benchmark]: Toolchain (without parser) took 1339.23 ms. Allocated memory was 34.1 MB in the beginning and 47.2 MB in the end (delta: 13.1 MB). Free memory was 5.3 MB in the beginning and 21.8 MB in the end (delta: -16.5 MB). Peak memory consumption was 6.9 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:00,433 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 33.0 MB. Free memory was 18.1 MB in the beginning and 18.1 MB in the end (delta: 27.2 kB). Peak memory consumption was 27.2 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:00,434 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1318.68 ms. Allocated memory was 35.7 MB in the beginning and 47.2 MB in the end (delta: 11.5 MB). Free memory was 15.7 MB in the beginning and 22.1 MB in the end (delta: -6.4 MB). Peak memory consumption was 15.7 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:00,437 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 33.0 MB. Free memory was 18.1 MB in the beginning and 18.1 MB in the end (delta: 27.2 kB). Peak memory consumption was 27.2 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1318.68 ms. Allocated memory was 35.7 MB in the beginning and 47.2 MB in the end (delta: 11.5 MB). Free memory was 15.7 MB in the beginning and 22.1 MB in the end (delta: -6.4 MB). Peak memory consumption was 15.7 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2569]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:21:02,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:02,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:02,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:02,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:02,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:02,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:02,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:02,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:02,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:02,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:02,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:02,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:02,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:02,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:02,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:02,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:02,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:02,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:02,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:02,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:02,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:02,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:02,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:02,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:02,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:02,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:02,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:02,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:02,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:02,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:02,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:02,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:02,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:02,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:02,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:02,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:02,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:02,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:02,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:02,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:02,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-20 06:21:02,531 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:02,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:02,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:02,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:02,532 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:02,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:02,533 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:02,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:02,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:02,533 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:02,533 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:02,533 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:02,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:02,534 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:02,534 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 06:21:02,534 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 06:21:02,534 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:02,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:02,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:02,535 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:02,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:02,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:02,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:02,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:02,536 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 06:21:02,536 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 06:21:02,536 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:02,536 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 06:21:02,537 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> f105bdba870023fed703a42b26dd83a1d9da3fd8 [2020-10-20 06:21:02,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:02,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:02,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:02,776 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:02,777 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:02,778 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2020-10-20 06:21:02,836 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79ce02c6f/1d03820312334041ac6196de99dbdd31/FLAG1b74a9590 [2020-10-20 06:21:03,573 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:03,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2020-10-20 06:21:03,603 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79ce02c6f/1d03820312334041ac6196de99dbdd31/FLAG1b74a9590 [2020-10-20 06:21:03,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79ce02c6f/1d03820312334041ac6196de99dbdd31 [2020-10-20 06:21:03,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:03,691 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:03,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:03,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:03,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:03,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:03" (1/1) ... [2020-10-20 06:21:03,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@191bad74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:03, skipping insertion in model container [2020-10-20 06:21:03,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:03" (1/1) ... [2020-10-20 06:21:03,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:03,807 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:05,165 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-20 06:21:05,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f917154 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:05, skipping insertion in model container [2020-10-20 06:21:05,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:05,167 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:05,170 INFO L168 Benchmark]: Toolchain (without parser) took 1482.49 ms. Allocated memory was 40.4 MB in the beginning and 44.0 MB in the end (delta: 3.7 MB). Free memory was 17.4 MB in the beginning and 23.2 MB in the end (delta: -5.7 MB). Peak memory consumption was 12.1 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:05,171 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 30.4 MB. Free memory was 15.6 MB in the beginning and 15.5 MB in the end (delta: 39.9 kB). Peak memory consumption was 39.9 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:05,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1474.23 ms. Allocated memory was 40.4 MB in the beginning and 44.0 MB in the end (delta: 3.7 MB). Free memory was 16.6 MB in the beginning and 23.2 MB in the end (delta: -6.6 MB). Peak memory consumption was 11.2 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:05,178 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 30.4 MB. Free memory was 15.6 MB in the beginning and 15.5 MB in the end (delta: 39.9 kB). Peak memory consumption was 39.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1474.23 ms. Allocated memory was 40.4 MB in the beginning and 44.0 MB in the end (delta: 3.7 MB). Free memory was 16.6 MB in the beginning and 23.2 MB in the end (delta: -6.6 MB). Peak memory consumption was 11.2 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2569]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...