./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 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ae47ea464d7b3654b12768aa5faafe9c13473b69 ........................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ae47ea464d7b3654b12768aa5faafe9c13473b69 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:37:43,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:37:43,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:37:43,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:37:43,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:37:43,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:37:43,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:37:43,263 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:37:43,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:37:43,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:37:43,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:37:43,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:37:43,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:37:43,288 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:37:43,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:37:43,294 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:37:43,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:37:43,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:37:43,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:37:43,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:37:43,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:37:43,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:37:43,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:37:43,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:37:43,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:37:43,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:37:43,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:37:43,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:37:43,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:37:43,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:37:43,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:37:43,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:37:43,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:37:43,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:37:43,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:37:43,350 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:37:43,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:37:43,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:37:43,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:37:43,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:37:43,357 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:37:43,361 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2020-12-01 16:37:43,417 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:37:43,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:37:43,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:37:43,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:37:43,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:37:43,422 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 16:37:43,422 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:37:43,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:37:43,422 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 16:37:43,423 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 16:37:43,424 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 16:37:43,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:37:43,435 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:37:43,435 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:37:43,436 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:37:43,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:37:43,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:37:43,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:37:43,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:37:43,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:37:43,437 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:37:43,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:37:43,438 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:/tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae47ea464d7b3654b12768aa5faafe9c13473b69 [2020-12-01 16:37:43,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:37:43,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:37:43,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:37:43,931 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:37:43,932 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:37:43,934 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-12-01 16:37:44,029 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/data/56eb5db72/f435a26bd94149c79044e6b186c35ccd/FLAG98604ae3d [2020-12-01 16:37:45,067 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:37:45,073 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-12-01 16:37:45,119 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/data/56eb5db72/f435a26bd94149c79044e6b186c35ccd/FLAG98604ae3d [2020-12-01 16:37:45,606 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/data/56eb5db72/f435a26bd94149c79044e6b186c35ccd [2020-12-01 16:37:45,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:37:45,616 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:37:45,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:37:45,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:37:45,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:37:45,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:37:45" (1/1) ... [2020-12-01 16:37:45,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c095e6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:45, skipping insertion in model container [2020-12-01 16:37:45,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:37:45" (1/1) ... [2020-12-01 16:37:45,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:37:45,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:37:47,302 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-12-01 16:37:47,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@624fd786 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:47, skipping insertion in model container [2020-12-01 16:37:47,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:37:47,306 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:37:47,310 INFO L168 Benchmark]: Toolchain (without parser) took 1691.13 ms. Allocated memory is still 104.9 MB. Free memory was 62.7 MB in the beginning and 43.1 MB in the end (delta: 19.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:37:47,311 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 104.9 MB. Free memory is still 83.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:37:47,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1686.34 ms. Allocated memory is still 104.9 MB. Free memory was 62.5 MB in the beginning and 43.1 MB in the end (delta: 19.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:37:47,318 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 104.9 MB. Free memory is still 83.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1686.34 ms. Allocated memory is still 104.9 MB. Free memory was 62.5 MB in the beginning and 43.1 MB in the end (delta: 19.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:37:50,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:37:50,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:37:50,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:37:50,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:37:50,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:37:50,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:37:50,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:37:50,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:37:50,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:37:50,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:37:50,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:37:50,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:37:50,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:37:50,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:37:50,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:37:50,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:37:50,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:37:50,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:37:50,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:37:50,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:37:50,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:37:50,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:37:50,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:37:50,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:37:50,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:37:50,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:37:50,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:37:50,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:37:50,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:37:50,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:37:50,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:37:50,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:37:50,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:37:50,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:37:50,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:37:50,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:37:50,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:37:50,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:37:50,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:37:50,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:37:50,510 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2020-12-01 16:37:50,540 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:37:50,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:37:50,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:37:50,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:37:50,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:37:50,544 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 16:37:50,544 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:37:50,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:37:50,545 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 16:37:50,545 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 16:37:50,545 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 16:37:50,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:37:50,546 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:37:50,546 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:37:50,546 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:37:50,547 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:37:50,547 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:37:50,547 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:37:50,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:37:50,548 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:37:50,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:37:50,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:37:50,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:37:50,549 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:37:50,549 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:37:50,550 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:37:50,550 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:37:50,550 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:/tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae47ea464d7b3654b12768aa5faafe9c13473b69 [2020-12-01 16:37:51,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:37:51,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:37:51,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:37:51,183 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:37:51,191 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:37:51,193 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-12-01 16:37:51,285 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/data/d3c5e1d2b/d8d3530d803f47aeb7e70133d204233b/FLAG881be948d [2020-12-01 16:37:52,301 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:37:52,302 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-12-01 16:37:52,339 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/data/d3c5e1d2b/d8d3530d803f47aeb7e70133d204233b/FLAG881be948d [2020-12-01 16:37:52,394 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_86664ade-f536-49df-9c88-41345a8a6bbc/bin/ukojak/data/d3c5e1d2b/d8d3530d803f47aeb7e70133d204233b [2020-12-01 16:37:52,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:37:52,402 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:37:52,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:37:52,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:37:52,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:37:52,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:37:52" (1/1) ... [2020-12-01 16:37:52,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e44430a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:52, skipping insertion in model container [2020-12-01 16:37:52,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:37:52" (1/1) ... [2020-12-01 16:37:52,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:37:52,524 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:37:53,976 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-12-01 16:37:53,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7fd1b62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:53, skipping insertion in model container [2020-12-01 16:37:53,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:37:53,978 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:37:53,982 INFO L168 Benchmark]: Toolchain (without parser) took 1576.95 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 25.1 MB in the beginning and 36.5 MB in the end (delta: -11.5 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:37:53,984 INFO L168 Benchmark]: CDTParser took 2.11 ms. Allocated memory is still 52.4 MB. Free memory was 34.2 MB in the beginning and 34.2 MB in the end (delta: 25.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:37:53,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1569.23 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 24.9 MB in the beginning and 36.5 MB in the end (delta: -11.7 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:37:53,991 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.11 ms. Allocated memory is still 52.4 MB. Free memory was 34.2 MB in the beginning and 34.2 MB in the end (delta: 25.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1569.23 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 24.9 MB in the beginning and 36.5 MB in the end (delta: -11.7 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. * 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...