./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/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_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/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_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/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_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/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-a4ecdab [2020-11-28 04:38:33,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:38:33,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:38:33,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:38:33,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:38:33,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:38:33,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:38:33,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:38:33,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:38:33,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:38:33,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:38:33,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:38:33,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:38:33,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:38:33,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:38:33,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:38:33,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:38:33,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:38:33,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:38:33,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:38:33,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:38:33,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:38:33,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:38:33,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:38:33,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:38:33,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:38:33,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:38:33,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:38:33,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:38:33,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:38:33,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:38:33,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:38:33,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:38:33,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:38:33,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:38:33,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:38:33,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:38:33,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:38:33,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:38:33,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:38:33,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:38:33,559 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2020-11-28 04:38:33,601 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:38:33,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:38:33,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:38:33,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:38:33,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:38:33,603 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 04:38:33,604 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:38:33,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:38:33,604 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 04:38:33,604 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 04:38:33,605 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 04:38:33,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:38:33,606 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:38:33,606 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:38:33,606 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:38:33,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:38:33,607 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:38:33,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:38:33,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:38:33,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:38:33,607 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:38:33,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:38:33,608 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_4c6a8475-d95b-4748-9087-f76999308789/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae47ea464d7b3654b12768aa5faafe9c13473b69 [2020-11-28 04:38:33,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:38:33,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:38:33,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:38:33,892 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:38:33,894 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:38:33,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-11-28 04:38:33,967 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/data/3516a1b8d/4901482fa91446f9b27a0f2697fabf85/FLAGede8110bf [2020-11-28 04:38:34,670 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:38:34,677 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-11-28 04:38:34,711 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/data/3516a1b8d/4901482fa91446f9b27a0f2697fabf85/FLAGede8110bf [2020-11-28 04:38:34,810 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/data/3516a1b8d/4901482fa91446f9b27a0f2697fabf85 [2020-11-28 04:38:34,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:38:34,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:38:34,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:34,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:38:34,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:38:34,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:34" (1/1) ... [2020-11-28 04:38:34,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73acaef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:34, skipping insertion in model container [2020-11-28 04:38:34,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:34" (1/1) ... [2020-11-28 04:38:34,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:38:34,894 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:38:35,973 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 04:38:35,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4351da07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:35, skipping insertion in model container [2020-11-28 04:38:35,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:35,976 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 04:38:35,978 INFO L168 Benchmark]: Toolchain (without parser) took 1162.28 ms. Allocated memory is still 102.8 MB. Free memory was 67.8 MB in the beginning and 71.0 MB in the end (delta: -3.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:35,980 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 77.6 MB. Free memory was 48.6 MB in the beginning and 48.6 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:38:35,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1159.42 ms. Allocated memory is still 102.8 MB. Free memory was 67.4 MB in the beginning and 71.0 MB in the end (delta: -3.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:35,985 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 77.6 MB. Free memory was 48.6 MB in the beginning and 48.6 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1159.42 ms. Allocated memory is still 102.8 MB. Free memory was 67.4 MB in the beginning and 71.0 MB in the end (delta: -3.6 MB). Peak memory consumption was 12.6 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-a4ecdab [2020-11-28 04:38:38,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:38:38,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:38:38,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:38:38,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:38:38,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:38:38,390 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:38:38,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:38:38,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:38:38,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:38:38,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:38:38,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:38:38,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:38:38,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:38:38,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:38:38,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:38:38,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:38:38,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:38:38,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:38:38,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:38:38,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:38:38,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:38:38,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:38:38,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:38:38,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:38:38,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:38:38,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:38:38,469 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:38:38,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:38:38,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:38:38,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:38:38,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:38:38,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:38:38,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:38:38,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:38:38,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:38:38,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:38:38,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:38:38,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:38:38,480 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:38:38,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:38:38,482 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2020-11-28 04:38:38,510 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:38:38,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:38:38,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:38:38,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:38:38,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:38:38,512 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 04:38:38,512 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:38:38,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:38:38,513 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 04:38:38,513 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 04:38:38,513 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 04:38:38,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:38:38,514 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:38:38,514 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:38:38,514 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:38:38,514 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:38:38,514 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:38:38,515 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:38:38,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:38:38,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:38:38,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:38:38,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:38:38,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:38:38,516 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:38:38,516 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:38:38,516 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:38:38,516 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:38:38,516 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_4c6a8475-d95b-4748-9087-f76999308789/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae47ea464d7b3654b12768aa5faafe9c13473b69 [2020-11-28 04:38:38,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:38:38,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:38:38,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:38:38,943 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:38:38,944 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:38:38,945 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-11-28 04:38:39,029 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/data/2003178c7/602eed295ab34777af09883edde8c8f2/FLAG0fffaff64 [2020-11-28 04:38:39,766 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:38:39,767 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-11-28 04:38:39,810 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/data/2003178c7/602eed295ab34777af09883edde8c8f2/FLAG0fffaff64 [2020-11-28 04:38:39,946 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4c6a8475-d95b-4748-9087-f76999308789/bin/ukojak/data/2003178c7/602eed295ab34777af09883edde8c8f2 [2020-11-28 04:38:39,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:38:39,951 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:38:39,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:39,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:38:39,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:38:39,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:39" (1/1) ... [2020-11-28 04:38:39,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2258340c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:39, skipping insertion in model container [2020-11-28 04:38:39,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:39" (1/1) ... [2020-11-28 04:38:39,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:38:40,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:38:40,918 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 04:38:40,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1323edc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:40, skipping insertion in model container [2020-11-28 04:38:40,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:40,919 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 04:38:40,922 INFO L168 Benchmark]: Toolchain (without parser) took 969.52 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 28.8 MB in the beginning and 40.9 MB in the end (delta: -12.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:40,924 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.2 MB in the end (delta: 29.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:38:40,926 INFO L168 Benchmark]: CACSL2BoogieTranslator took 964.61 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 28.6 MB in the beginning and 40.9 MB in the end (delta: -12.3 MB). Peak memory consumption was 13.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:40,928 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.2 MB in the end (delta: 29.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 964.61 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 28.6 MB in the beginning and 40.9 MB in the end (delta: -12.3 MB). Peak memory consumption was 13.1 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...