./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-2.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_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/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 79fa1dd2429b579130ba2962571ac2d8152c8e35 ........................................................................................................................... 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_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/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 79fa1dd2429b579130ba2962571ac2d8152c8e35 ................................................................................................................................ 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 17:49:24,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:49:24,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:49:24,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:49:24,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:49:24,658 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:49:24,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:49:24,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:49:24,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:49:24,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:49:24,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:49:24,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:49:24,674 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:49:24,676 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:49:24,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:49:24,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:49:24,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:49:24,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:49:24,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:49:24,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:49:24,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:49:24,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:49:24,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:49:24,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:49:24,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:49:24,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:49:24,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:49:24,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:49:24,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:49:24,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:49:24,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:49:24,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:49:24,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:49:24,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:49:24,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:49:24,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:49:24,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:49:24,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:49:24,714 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:49:24,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:49:24,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:49:24,718 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2020-12-01 17:49:24,743 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:49:24,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:49:24,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:49:24,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:49:24,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:49:24,746 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 17:49:24,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:49:24,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:49:24,748 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 17:49:24,748 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 17:49:24,748 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 17:49:24,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:49:24,749 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:49:24,750 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:49:24,750 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:49:24,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:49:24,751 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:49:24,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:49:24,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:49:24,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:49:24,752 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:49:24,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:49:24,752 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_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79fa1dd2429b579130ba2962571ac2d8152c8e35 [2020-12-01 17:49:25,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:49:25,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:49:25,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:49:25,090 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:49:25,091 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:49:25,092 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-12-01 17:49:25,174 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/data/74f2871be/b2e93c8cc26344118ca25cc2ca953192/FLAGc102065d0 [2020-12-01 17:49:26,038 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:49:26,039 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-12-01 17:49:26,102 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/data/74f2871be/b2e93c8cc26344118ca25cc2ca953192/FLAGc102065d0 [2020-12-01 17:49:26,511 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/data/74f2871be/b2e93c8cc26344118ca25cc2ca953192 [2020-12-01 17:49:26,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:49:26,519 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:49:26,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:49:26,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:49:26,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:49:26,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:49:26" (1/1) ... [2020-12-01 17:49:26,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d9b5b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:26, skipping insertion in model container [2020-12-01 17:49:26,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:49:26" (1/1) ... [2020-12-01 17:49:26,540 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:49:26,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:49:28,302 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-12-01 17:49:28,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b565d1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:28, skipping insertion in model container [2020-12-01 17:49:28,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:49:28,306 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 17:49:28,310 INFO L168 Benchmark]: Toolchain (without parser) took 1788.62 ms. Allocated memory is still 104.9 MB. Free memory was 78.7 MB in the beginning and 48.6 MB in the end (delta: 30.1 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:49:28,311 INFO L168 Benchmark]: CDTParser took 1.18 ms. Allocated memory is still 83.9 MB. Free memory is still 62.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:49:28,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1786.50 ms. Allocated memory is still 104.9 MB. Free memory was 78.5 MB in the beginning and 48.6 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:49:28,317 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.18 ms. Allocated memory is still 83.9 MB. Free memory is still 62.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1786.50 ms. Allocated memory is still 104.9 MB. Free memory was 78.5 MB in the beginning and 48.6 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 17:49:30,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:49:30,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:49:30,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:49:30,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:49:30,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:49:30,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:49:30,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:49:30,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:49:30,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:49:30,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:49:30,980 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:49:30,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:49:30,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:49:30,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:49:30,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:49:30,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:49:30,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:49:30,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:49:30,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:49:30,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:49:31,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:49:31,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:49:31,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:49:31,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:49:31,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:49:31,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:49:31,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:49:31,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:49:31,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:49:31,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:49:31,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:49:31,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:49:31,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:49:31,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:49:31,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:49:31,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:49:31,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:49:31,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:49:31,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:49:31,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:49:31,042 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2020-12-01 17:49:31,066 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:49:31,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:49:31,068 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:49:31,068 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:49:31,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:49:31,069 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 17:49:31,069 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:49:31,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:49:31,069 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 17:49:31,070 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 17:49:31,070 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 17:49:31,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:49:31,070 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 17:49:31,071 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 17:49:31,071 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 17:49:31,071 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:49:31,071 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:49:31,071 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:49:31,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:49:31,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:49:31,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:49:31,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:49:31,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:49:31,073 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 17:49:31,074 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 17:49:31,074 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 17:49:31,075 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:49:31,075 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_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79fa1dd2429b579130ba2962571ac2d8152c8e35 [2020-12-01 17:49:31,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:49:31,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:49:31,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:49:31,493 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:49:31,494 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:49:31,495 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-12-01 17:49:31,592 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/data/d884defb1/79c354ed5925489ca81b15c6126c292e/FLAGa89f31108 [2020-12-01 17:49:32,460 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:49:32,461 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-12-01 17:49:32,503 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/data/d884defb1/79c354ed5925489ca81b15c6126c292e/FLAGa89f31108 [2020-12-01 17:49:33,021 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_56a59584-2230-4e1d-8d2e-e82fdfa9c51a/bin/ukojak/data/d884defb1/79c354ed5925489ca81b15c6126c292e [2020-12-01 17:49:33,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:49:33,027 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:49:33,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:49:33,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:49:33,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:49:33,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:49:33" (1/1) ... [2020-12-01 17:49:33,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@130c889f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:33, skipping insertion in model container [2020-12-01 17:49:33,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:49:33" (1/1) ... [2020-12-01 17:49:33,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:49:33,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:49:34,746 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-12-01 17:49:34,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2b671c3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:34, skipping insertion in model container [2020-12-01 17:49:34,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:49:34,748 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 17:49:34,751 INFO L168 Benchmark]: Toolchain (without parser) took 1722.43 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 31.8 MB in the beginning and 56.4 MB in the end (delta: -24.7 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. [2020-12-01 17:49:34,753 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 58.7 MB. Free memory was 39.8 MB in the beginning and 39.7 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:49:34,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1719.30 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 31.6 MB in the beginning and 56.4 MB in the end (delta: -24.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. [2020-12-01 17:49:34,758 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 ms. Allocated memory is still 58.7 MB. Free memory was 39.8 MB in the beginning and 39.7 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1719.30 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 31.6 MB in the beginning and 56.4 MB in the end (delta: -24.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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...