./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/rm-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_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/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 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c ........................................................................................................................... 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_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/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 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c ................................................................................................................................ 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 18:28:12,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:28:12,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:28:12,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:28:12,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:28:12,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:28:12,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:28:12,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:28:12,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:28:12,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:28:12,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:28:12,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:28:12,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:28:12,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:28:12,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:28:12,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:28:12,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:28:12,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:28:12,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:28:12,481 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:28:12,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:28:12,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:28:12,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:28:12,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:28:12,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:28:12,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:28:12,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:28:12,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:28:12,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:28:12,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:28:12,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:28:12,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:28:12,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:28:12,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:28:12,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:28:12,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:28:12,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:28:12,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:28:12,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:28:12,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:28:12,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:28:12,511 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2020-12-01 18:28:12,541 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:28:12,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:28:12,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:28:12,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:28:12,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:28:12,544 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 18:28:12,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:28:12,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:28:12,545 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 18:28:12,545 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 18:28:12,546 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 18:28:12,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:28:12,546 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:28:12,546 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:28:12,547 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:28:12,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:28:12,547 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:28:12,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:28:12,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:28:12,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:28:12,548 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:28:12,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:28:12,549 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_7b6de1c1-68af-47cc-88e1-d94edbe6411b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c [2020-12-01 18:28:12,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:28:12,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:28:12,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:28:12,916 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:28:12,921 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:28:12,922 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2020-12-01 18:28:13,032 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/data/68c31da45/baa770da27b04078a871afe049a9f3d4/FLAGc3917cc7a [2020-12-01 18:28:14,091 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:28:14,092 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2020-12-01 18:28:14,160 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/data/68c31da45/baa770da27b04078a871afe049a9f3d4/FLAGc3917cc7a [2020-12-01 18:28:14,530 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/data/68c31da45/baa770da27b04078a871afe049a9f3d4 [2020-12-01 18:28:14,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:28:14,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:28:14,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:28:14,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:28:14,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:28:14,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:28:14" (1/1) ... [2020-12-01 18:28:14,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ee362e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:14, skipping insertion in model container [2020-12-01 18:28:14,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:28:14" (1/1) ... [2020-12-01 18:28:14,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:28:14,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:28:16,854 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2020-12-01 18:28:16,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7cac35f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:16, skipping insertion in model container [2020-12-01 18:28:16,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:28:16,857 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:28:16,861 INFO L168 Benchmark]: Toolchain (without parser) took 2322.61 ms. Allocated memory is still 104.9 MB. Free memory was 67.2 MB in the beginning and 64.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:28:16,864 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 75.5 MB. Free memory was 41.3 MB in the beginning and 41.2 MB in the end (delta: 67.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:28:16,866 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2305.42 ms. Allocated memory is still 104.9 MB. Free memory was 66.9 MB in the beginning and 64.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:28:16,870 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 75.5 MB. Free memory was 41.3 MB in the beginning and 41.2 MB in the end (delta: 67.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2305.42 ms. Allocated memory is still 104.9 MB. Free memory was 66.9 MB in the beginning and 64.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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 18:28:19,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:28:19,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:28:20,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:28:20,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:28:20,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:28:20,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:28:20,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:28:20,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:28:20,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:28:20,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:28:20,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:28:20,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:28:20,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:28:20,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:28:20,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:28:20,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:28:20,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:28:20,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:28:20,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:28:20,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:28:20,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:28:20,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:28:20,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:28:20,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:28:20,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:28:20,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:28:20,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:28:20,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:28:20,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:28:20,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:28:20,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:28:20,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:28:20,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:28:20,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:28:20,159 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:28:20,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:28:20,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:28:20,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:28:20,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:28:20,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:28:20,166 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2020-12-01 18:28:20,224 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:28:20,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:28:20,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:28:20,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:28:20,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:28:20,231 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 18:28:20,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:28:20,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:28:20,233 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 18:28:20,233 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 18:28:20,235 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 18:28:20,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:28:20,236 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:28:20,236 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:28:20,236 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:28:20,237 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:28:20,237 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:28:20,238 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:28:20,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:28:20,238 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:28:20,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:28:20,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:28:20,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:28:20,240 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:28:20,240 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:28:20,241 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:28:20,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:28:20,242 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_7b6de1c1-68af-47cc-88e1-d94edbe6411b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c [2020-12-01 18:28:20,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:28:20,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:28:20,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:28:20,870 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:28:20,871 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:28:20,873 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2020-12-01 18:28:20,989 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/data/543fab0b5/62ce1bf7ab024876ba862ef0746c4940/FLAG5471f65ba [2020-12-01 18:28:22,105 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:28:22,106 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2020-12-01 18:28:22,161 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/data/543fab0b5/62ce1bf7ab024876ba862ef0746c4940/FLAG5471f65ba [2020-12-01 18:28:22,514 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7b6de1c1-68af-47cc-88e1-d94edbe6411b/bin/ukojak/data/543fab0b5/62ce1bf7ab024876ba862ef0746c4940 [2020-12-01 18:28:22,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:28:22,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:28:22,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:28:22,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:28:22,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:28:22,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:28:22" (1/1) ... [2020-12-01 18:28:22,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3530bdda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:22, skipping insertion in model container [2020-12-01 18:28:22,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:28:22" (1/1) ... [2020-12-01 18:28:22,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:28:22,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:28:24,699 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2020-12-01 18:28:24,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@dce1387 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:24, skipping insertion in model container [2020-12-01 18:28:24,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:28:24,701 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:28:24,704 INFO L168 Benchmark]: Toolchain (without parser) took 2181.53 ms. Allocated memory was 48.2 MB in the beginning and 60.8 MB in the end (delta: 12.6 MB). Free memory was 29.7 MB in the beginning and 31.6 MB in the end (delta: -1.9 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:28:24,705 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 48.2 MB. Free memory was 30.9 MB in the beginning and 30.8 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:28:24,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2174.73 ms. Allocated memory was 48.2 MB in the beginning and 60.8 MB in the end (delta: 12.6 MB). Free memory was 29.6 MB in the beginning and 31.6 MB in the end (delta: -2.0 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:28:24,710 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 48.2 MB. Free memory was 30.9 MB in the beginning and 30.8 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2174.73 ms. Allocated memory was 48.2 MB in the beginning and 60.8 MB in the end (delta: 12.6 MB). Free memory was 29.6 MB in the beginning and 31.6 MB in the end (delta: -2.0 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...