./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 04:00:44,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:00:44,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:00:44,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:00:44,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:00:44,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:00:44,892 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:00:44,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:00:44,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:00:44,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:00:44,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:00:44,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:00:44,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:00:44,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:00:44,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:00:44,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:00:44,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:00:44,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:00:44,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:00:44,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:00:44,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:00:44,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:00:44,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:00:44,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:00:44,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:00:44,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:00:44,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:00:44,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:00:44,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:00:44,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:00:44,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:00:44,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:00:44,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:00:44,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:00:44,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:00:44,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:00:44,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:00:44,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:00:44,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:00:44,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:00:44,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:00:44,936 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-26 04:00:44,964 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:00:44,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:00:44,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:00:44,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:00:44,967 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:00:44,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:00:44,967 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:00:44,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:00:44,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:00:44,968 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 04:00:44,968 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 04:00:44,968 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 04:00:44,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:00:44,969 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 04:00:44,969 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:00:44,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:00:44,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:00:44,970 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:00:44,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:00:44,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:00:44,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:00:44,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:00:44,971 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 04:00:44,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 04:00:44,971 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:00:44,972 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2020-10-26 04:00:45,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:00:45,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:00:45,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:00:45,395 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:00:45,396 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:00:45,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-10-26 04:00:45,482 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/add91dc78/17e870a395724acea5709e714f2dbf88/FLAG67e28749a [2020-10-26 04:00:46,305 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:00:46,307 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-10-26 04:00:46,347 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/add91dc78/17e870a395724acea5709e714f2dbf88/FLAG67e28749a [2020-10-26 04:00:46,381 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/add91dc78/17e870a395724acea5709e714f2dbf88 [2020-10-26 04:00:46,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:00:46,395 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 04:00:46,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:46,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:00:46,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:00:46,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:46" (1/1) ... [2020-10-26 04:00:46,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43217f34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:46, skipping insertion in model container [2020-10-26 04:00:46,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:46" (1/1) ... [2020-10-26 04:00:46,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:00:46,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:00:47,505 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-10-26 04:00:47,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46e4e0f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:47, skipping insertion in model container [2020-10-26 04:00:47,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:47,510 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 04:00:47,516 INFO L168 Benchmark]: Toolchain (without parser) took 1123.46 ms. Allocated memory is still 54.5 MB. Free memory was 36.0 MB in the beginning and 29.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:47,518 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 44.0 MB. Free memory was 23.8 MB in the beginning and 23.7 MB in the end (delta: 33.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:00:47,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1113.12 ms. Allocated memory is still 54.5 MB. Free memory was 35.4 MB in the beginning and 29.3 MB in the end (delta: 6.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:47,526 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 44.0 MB. Free memory was 23.8 MB in the beginning and 23.7 MB in the end (delta: 33.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1113.12 ms. Allocated memory is still 54.5 MB. Free memory was 35.4 MB in the beginning and 29.3 MB in the end (delta: 6.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-5485861 [2020-10-26 04:00:50,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:00:50,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:00:50,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:00:50,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:00:50,067 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:00:50,068 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:00:50,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:00:50,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:00:50,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:00:50,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:00:50,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:00:50,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:00:50,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:00:50,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:00:50,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:00:50,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:00:50,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:00:50,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:00:50,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:00:50,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:00:50,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:00:50,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:00:50,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:00:50,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:00:50,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:00:50,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:00:50,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:00:50,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:00:50,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:00:50,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:00:50,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:00:50,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:00:50,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:00:50,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:00:50,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:00:50,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:00:50,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:00:50,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:00:50,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:00:50,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:00:50,117 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-26 04:00:50,146 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:00:50,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:00:50,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:00:50,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:00:50,149 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:00:50,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:00:50,149 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:00:50,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:00:50,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:00:50,150 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 04:00:50,150 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 04:00:50,150 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 04:00:50,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:00:50,151 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 04:00:50,151 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 04:00:50,151 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 04:00:50,152 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:00:50,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:00:50,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:00:50,153 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:00:50,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:00:50,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:00:50,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:00:50,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:00:50,154 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 04:00:50,154 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 04:00:50,154 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:00:50,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 04:00:50,154 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2020-10-26 04:00:50,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:00:50,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:00:50,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:00:50,619 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:00:50,620 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:00:50,623 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-10-26 04:00:50,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f2cc478c/7df72c81b1f044aea668594ec96a32fc/FLAG0d04a2b72 [2020-10-26 04:00:51,579 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:00:51,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-10-26 04:00:51,623 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f2cc478c/7df72c81b1f044aea668594ec96a32fc/FLAG0d04a2b72 [2020-10-26 04:00:51,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f2cc478c/7df72c81b1f044aea668594ec96a32fc [2020-10-26 04:00:51,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:00:51,699 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 04:00:51,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:51,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:00:51,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:00:51,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:51" (1/1) ... [2020-10-26 04:00:51,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a314380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:51, skipping insertion in model container [2020-10-26 04:00:51,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:51" (1/1) ... [2020-10-26 04:00:51,719 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:00:51,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:00:53,031 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-10-26 04:00:53,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25a2ddb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:53, skipping insertion in model container [2020-10-26 04:00:53,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:53,033 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 04:00:53,037 INFO L168 Benchmark]: Toolchain (without parser) took 1340.65 ms. Allocated memory was 46.1 MB in the beginning and 58.7 MB in the end (delta: 12.6 MB). Free memory was 30.3 MB in the beginning and 39.3 MB in the end (delta: -9.1 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:53,038 INFO L168 Benchmark]: CDTParser took 0.73 ms. Allocated memory is still 37.7 MB. Free memory is still 20.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:00:53,039 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1332.84 ms. Allocated memory was 46.1 MB in the beginning and 58.7 MB in the end (delta: 12.6 MB). Free memory was 29.7 MB in the beginning and 39.3 MB in the end (delta: -9.7 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:53,042 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 ms. Allocated memory is still 37.7 MB. Free memory is still 20.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1332.84 ms. Allocated memory was 46.1 MB in the beginning and 58.7 MB in the end (delta: 12.6 MB). Free memory was 29.7 MB in the beginning and 39.3 MB in the end (delta: -9.7 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...