./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/seq-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_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/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 2b37a2989873bccb38a599c5f72aafffdd60cc5a ........................................................................................................................... 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_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/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 2b37a2989873bccb38a599c5f72aafffdd60cc5a ................................................................................................................................ 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 18:02:42,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:02:42,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:02:42,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:02:42,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:02:42,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:02:42,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:02:42,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:02:42,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:02:42,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:02:42,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:02:42,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:02:42,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:02:42,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:02:42,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:02:42,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:02:42,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:02:42,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:02:42,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:02:42,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:02:42,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:02:42,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:02:42,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:02:42,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:02:42,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:02:42,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:02:42,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:02:42,861 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:02:42,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:02:42,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:02:42,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:02:42,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:02:42,868 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:02:42,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:02:42,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:02:42,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:02:42,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:02:42,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:02:42,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:02:42,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:02:42,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:02:42,878 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2020-12-01 18:02:42,921 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:02:42,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:02:42,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:02:42,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:02:42,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:02:42,928 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 18:02:42,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:02:42,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:02:42,929 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 18:02:42,929 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 18:02:42,930 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 18:02:42,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:02:42,931 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:02:42,931 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:02:42,931 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:02:42,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:02:42,932 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:02:42,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:02:42,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:02:42,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:02:42,933 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:02:42,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:02:42,933 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_9f4bc75d-0b12-4589-a257-0298bc506a27/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b37a2989873bccb38a599c5f72aafffdd60cc5a [2020-12-01 18:02:43,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:02:43,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:02:43,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:02:43,242 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:02:43,243 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:02:43,244 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-12-01 18:02:43,327 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/data/b822ad496/50a1a4aee16244d0a85a27a6b5370e7f/FLAGa54190cf5 [2020-12-01 18:02:44,033 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:02:44,039 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-12-01 18:02:44,090 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/data/b822ad496/50a1a4aee16244d0a85a27a6b5370e7f/FLAGa54190cf5 [2020-12-01 18:02:44,166 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/data/b822ad496/50a1a4aee16244d0a85a27a6b5370e7f [2020-12-01 18:02:44,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:02:44,173 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:02:44,176 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:02:44,176 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:02:44,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:02:44,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:02:44" (1/1) ... [2020-12-01 18:02:44,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b6b69e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:44, skipping insertion in model container [2020-12-01 18:02:44,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:02:44" (1/1) ... [2020-12-01 18:02:44,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:02:44,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:02:45,534 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-12-01 18:02:45,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1dddeaac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:45, skipping insertion in model container [2020-12-01 18:02:45,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:02:45,537 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:02:45,543 INFO L168 Benchmark]: Toolchain (without parser) took 1364.56 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 43.2 MB in the beginning and 55.9 MB in the end (delta: -12.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:02:45,544 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory was 35.2 MB in the beginning and 35.2 MB in the end (delta: 67.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:02:45,545 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1361.00 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 43.1 MB in the beginning and 55.9 MB in the end (delta: -12.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:02:45,548 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory was 35.2 MB in the beginning and 35.2 MB in the end (delta: 67.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1361.00 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 43.1 MB in the beginning and 55.9 MB in the end (delta: -12.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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 18:02:47,891 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:02:47,893 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:02:47,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:02:47,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:02:47,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:02:47,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:02:47,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:02:47,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:02:47,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:02:47,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:02:47,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:02:47,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:02:47,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:02:47,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:02:47,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:02:47,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:02:47,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:02:47,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:02:48,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:02:48,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:02:48,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:02:48,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:02:48,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:02:48,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:02:48,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:02:48,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:02:48,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:02:48,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:02:48,028 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:02:48,028 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:02:48,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:02:48,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:02:48,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:02:48,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:02:48,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:02:48,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:02:48,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:02:48,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:02:48,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:02:48,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:02:48,045 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2020-12-01 18:02:48,096 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:02:48,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:02:48,099 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:02:48,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:02:48,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:02:48,100 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 18:02:48,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:02:48,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:02:48,102 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 18:02:48,102 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 18:02:48,103 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 18:02:48,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:02:48,104 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:02:48,104 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:02:48,104 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:02:48,104 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:02:48,105 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:02:48,105 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:02:48,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:02:48,105 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:02:48,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:02:48,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:02:48,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:02:48,107 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:02:48,107 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:02:48,107 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:02:48,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:02:48,108 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_9f4bc75d-0b12-4589-a257-0298bc506a27/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b37a2989873bccb38a599c5f72aafffdd60cc5a [2020-12-01 18:02:48,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:02:48,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:02:48,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:02:48,590 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:02:48,591 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:02:48,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-12-01 18:02:48,673 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/data/351c52dd2/2958bc3041e64f9b945a70f373e4eb02/FLAGa1f28adcf [2020-12-01 18:02:49,553 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:02:49,554 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-12-01 18:02:49,600 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/data/351c52dd2/2958bc3041e64f9b945a70f373e4eb02/FLAGa1f28adcf [2020-12-01 18:02:50,110 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9f4bc75d-0b12-4589-a257-0298bc506a27/bin/ukojak/data/351c52dd2/2958bc3041e64f9b945a70f373e4eb02 [2020-12-01 18:02:50,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:02:50,115 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:02:50,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:02:50,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:02:50,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:02:50,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:02:50" (1/1) ... [2020-12-01 18:02:50,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da920d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:50, skipping insertion in model container [2020-12-01 18:02:50,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:02:50" (1/1) ... [2020-12-01 18:02:50,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:02:50,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:02:51,601 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-12-01 18:02:51,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58fa1852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:51, skipping insertion in model container [2020-12-01 18:02:51,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:02:51,603 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:02:51,607 INFO L168 Benchmark]: Toolchain (without parser) took 1488.30 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 23.9 MB in the beginning and 32.3 MB in the end (delta: -8.3 MB). Peak memory consumption was 12.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:02:51,608 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 52.4 MB. Free memory was 34.2 MB in the beginning and 34.2 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:02:51,611 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1485.42 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 23.8 MB in the beginning and 32.3 MB in the end (delta: -8.5 MB). Peak memory consumption was 12.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:02:51,614 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 52.4 MB. Free memory was 34.2 MB in the beginning and 34.2 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1485.42 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 23.8 MB in the beginning and 32.3 MB in the end (delta: -8.5 MB). Peak memory consumption was 12.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...