./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-2.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_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/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 b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 ........................................................................................................................... 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_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/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 b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:51:20,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:51:20,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:51:20,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:51:20,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:51:20,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:51:20,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:51:20,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:51:20,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:51:20,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:51:20,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:51:20,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:51:20,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:51:20,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:51:20,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:51:20,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:51:20,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:51:20,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:51:20,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:51:20,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:51:20,329 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:51:20,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:51:20,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:51:20,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:51:20,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:51:20,348 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:51:20,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:51:20,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:51:20,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:51:20,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:51:20,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:51:20,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:51:20,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:51:20,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:51:20,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:51:20,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:51:20,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:51:20,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:51:20,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:51:20,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:51:20,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:51:20,375 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2020-11-30 00:51:20,420 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:51:20,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:51:20,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:51:20,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:51:20,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:51:20,423 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 00:51:20,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:51:20,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:51:20,424 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 00:51:20,425 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 00:51:20,425 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 00:51:20,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:51:20,426 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:51:20,426 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:51:20,426 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:51:20,427 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:51:20,427 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:51:20,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:51:20,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:51:20,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:51:20,428 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 00:51:20,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:51:20,429 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_5514a214-3097-4fa8-b42c-43bd692ef035/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 [2020-11-30 00:51:20,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:51:20,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:51:20,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:51:20,780 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:51:20,781 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:51:20,782 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-11-30 00:51:20,855 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/data/a2cabf2b2/41e6ee7d4d1d41edb1792a542dcc63a1/FLAG6d342652f [2020-11-30 00:51:21,580 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:51:21,582 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-11-30 00:51:21,633 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/data/a2cabf2b2/41e6ee7d4d1d41edb1792a542dcc63a1/FLAG6d342652f [2020-11-30 00:51:21,723 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/data/a2cabf2b2/41e6ee7d4d1d41edb1792a542dcc63a1 [2020-11-30 00:51:21,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:51:21,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:51:21,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:51:21,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:51:21,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:51:21,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:51:21" (1/1) ... [2020-11-30 00:51:21,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fbe2ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:51:21, skipping insertion in model container [2020-11-30 00:51:21,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:51:21" (1/1) ... [2020-11-30 00:51:21,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:51:21,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:51:23,092 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-30 00:51:23,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a782600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:51:23, skipping insertion in model container [2020-11-30 00:51:23,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:51:23,094 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 00:51:23,097 INFO L168 Benchmark]: Toolchain (without parser) took 1363.79 ms. Allocated memory is still 88.1 MB. Free memory was 66.6 MB in the beginning and 52.7 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:51:23,098 INFO L168 Benchmark]: CDTParser took 3.77 ms. Allocated memory is still 88.1 MB. Free memory is still 70.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:51:23,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1358.02 ms. Allocated memory is still 88.1 MB. Free memory was 66.4 MB in the beginning and 52.7 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:51:23,101 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.77 ms. Allocated memory is still 88.1 MB. Free memory is still 70.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1358.02 ms. Allocated memory is still 88.1 MB. Free memory was 66.4 MB in the beginning and 52.7 MB in the end (delta: 13.7 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: 2308]: 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 [2020-11-30 00:51:25,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:51:25,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:51:25,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:51:25,750 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:51:25,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:51:25,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:51:25,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:51:25,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:51:25,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:51:25,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:51:25,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:51:25,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:51:25,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:51:25,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:51:25,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:51:25,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:51:25,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:51:25,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:51:25,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:51:25,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:51:25,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:51:25,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:51:25,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:51:25,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:51:25,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:51:25,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:51:25,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:51:25,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:51:25,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:51:25,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:51:25,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:51:25,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:51:25,845 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:51:25,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:51:25,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:51:25,847 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:51:25,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:51:25,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:51:25,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:51:25,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:51:25,850 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2020-11-30 00:51:25,877 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:51:25,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:51:25,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:51:25,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:51:25,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:51:25,880 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 00:51:25,880 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:51:25,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:51:25,880 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 00:51:25,880 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 00:51:25,881 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 00:51:25,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:51:25,881 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 00:51:25,881 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 00:51:25,881 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 00:51:25,882 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:51:25,882 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:51:25,882 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:51:25,882 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:51:25,882 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:51:25,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:51:25,883 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:51:25,883 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:51:25,883 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 00:51:25,883 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 00:51:25,884 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-30 00:51:25,884 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:51:25,884 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_5514a214-3097-4fa8-b42c-43bd692ef035/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 [2020-11-30 00:51:26,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:51:26,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:51:26,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:51:26,321 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:51:26,324 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:51:26,325 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-11-30 00:51:26,419 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/data/8aba33bfb/2a38fc891b3f4c7b8905e41571740ec4/FLAGe2bdd8593 [2020-11-30 00:51:27,458 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:51:27,458 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-11-30 00:51:27,508 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/data/8aba33bfb/2a38fc891b3f4c7b8905e41571740ec4/FLAGe2bdd8593 [2020-11-30 00:51:27,943 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5514a214-3097-4fa8-b42c-43bd692ef035/bin/ukojak/data/8aba33bfb/2a38fc891b3f4c7b8905e41571740ec4 [2020-11-30 00:51:27,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:51:27,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:51:27,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:51:27,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:51:27,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:51:27,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:51:27" (1/1) ... [2020-11-30 00:51:27,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31be33cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:51:27, skipping insertion in model container [2020-11-30 00:51:27,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:51:27" (1/1) ... [2020-11-30 00:51:27,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:51:28,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:51:29,241 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-30 00:51:29,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1eceeb95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:51:29, skipping insertion in model container [2020-11-30 00:51:29,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:51:29,243 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 00:51:29,245 INFO L168 Benchmark]: Toolchain (without parser) took 1295.37 ms. Allocated memory is still 65.0 MB. Free memory was 41.2 MB in the beginning and 30.4 MB in the end (delta: 10.8 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:51:29,246 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 65.0 MB. Free memory is still 46.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:51:29,247 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1292.70 ms. Allocated memory is still 65.0 MB. Free memory was 41.0 MB in the beginning and 30.6 MB in the end (delta: 10.4 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:51:29,248 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 ms. Allocated memory is still 65.0 MB. Free memory is still 46.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1292.70 ms. Allocated memory is still 65.0 MB. Free memory was 41.0 MB in the beginning and 30.6 MB in the end (delta: 10.4 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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...