./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/date-1.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/date-1.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 4406de98e7d266e14928cf2b35ad2d10c6ff622d .............................................................................................................................. 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/date-1.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 4406de98e7d266e14928cf2b35ad2d10c6ff622d ................................................................................................................................. 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 03:59:55,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 03:59:55,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 03:59:55,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 03:59:55,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 03:59:55,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 03:59:55,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 03:59:55,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 03:59:55,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 03:59:55,537 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 03:59:55,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 03:59:55,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 03:59:55,541 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 03:59:55,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 03:59:55,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 03:59:55,545 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 03:59:55,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 03:59:55,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 03:59:55,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 03:59:55,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 03:59:55,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 03:59:55,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 03:59:55,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 03:59:55,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 03:59:55,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 03:59:55,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 03:59:55,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 03:59:55,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 03:59:55,564 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 03:59:55,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 03:59:55,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 03:59:55,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 03:59:55,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 03:59:55,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 03:59:55,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 03:59:55,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 03:59:55,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 03:59:55,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 03:59:55,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 03:59:55,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 03:59:55,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 03:59:55,584 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-26 03:59:55,613 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 03:59:55,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 03:59:55,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 03:59:55,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 03:59:55,615 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 03:59:55,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 03:59:55,615 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 03:59:55,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 03:59:55,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 03:59:55,616 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 03:59:55,616 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 03:59:55,616 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 03:59:55,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 03:59:55,617 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 03:59:55,617 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 03:59:55,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 03:59:55,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 03:59:55,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 03:59:55,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 03:59:55,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 03:59:55,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 03:59:55,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 03:59:55,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 03:59:55,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 03:59:55,619 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 03:59:55,619 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4406de98e7d266e14928cf2b35ad2d10c6ff622d [2020-10-26 03:59:56,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 03:59:56,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 03:59:56,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 03:59:56,053 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 03:59:56,053 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 03:59:56,054 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-10-26 03:59:56,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d0a21cc7/87e8d791063f4713bc8af37ceacbd874/FLAG9cacc7d3e [2020-10-26 03:59:57,277 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 03:59:57,280 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-10-26 03:59:57,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d0a21cc7/87e8d791063f4713bc8af37ceacbd874/FLAG9cacc7d3e [2020-10-26 03:59:57,750 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d0a21cc7/87e8d791063f4713bc8af37ceacbd874 [2020-10-26 03:59:57,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 03:59:57,760 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 03:59:57,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 03:59:57,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 03:59:57,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 03:59:57,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 03:59:57" (1/1) ... [2020-10-26 03:59:57,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@137b48f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 03:59:57, skipping insertion in model container [2020-10-26 03:59:57,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 03:59:57" (1/1) ... [2020-10-26 03:59:57,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 03:59:57,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 03:59:59,363 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 [2020-10-26 03:59:59,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1736a283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 03:59:59, skipping insertion in model container [2020-10-26 03:59:59,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 03:59:59,365 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 03:59:59,368 INFO L168 Benchmark]: Toolchain (without parser) took 1611.61 ms. Allocated memory is still 50.3 MB. Free memory was 30.1 MB in the beginning and 25.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 18.8 MB. Max. memory is 16.1 GB. [2020-10-26 03:59:59,369 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 41.9 MB. Free memory was 20.1 MB in the beginning and 20.0 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 03:59:59,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1602.71 ms. Allocated memory is still 50.3 MB. Free memory was 29.6 MB in the beginning and 25.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. [2020-10-26 03:59:59,372 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 41.9 MB. Free memory was 20.1 MB in the beginning and 20.0 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1602.71 ms. Allocated memory is still 50.3 MB. Free memory was 29.6 MB in the beginning and 25.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2765]: 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 0.2.0-5485861 [2020-10-26 04:00:01,808 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:00:01,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:00:01,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:00:01,855 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:00:01,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:00:01,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:00:01,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:00:01,863 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:00:01,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:00:01,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:00:01,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:00:01,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:00:01,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:00:01,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:00:01,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:00:01,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:00:01,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:00:01,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:00:01,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:00:01,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:00:01,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:00:01,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:00:01,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:00:01,890 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:00:01,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:00:01,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:00:01,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:00:01,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:00:01,895 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:00:01,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:00:01,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:00:01,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:00:01,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:00:01,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:00:01,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:00:01,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:00:01,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:00:01,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:00:01,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:00:01,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:00:01,905 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-26 04:00:01,946 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:00:01,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:00:01,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:00:01,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:00:01,949 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:00:01,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:00:01,950 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:00:01,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:00:01,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:00:01,950 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 04:00:01,951 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 04:00:01,951 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 04:00:01,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:00:01,952 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 04:00:01,952 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 04:00:01,952 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 04:00:01,953 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:00:01,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:00:01,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:00:01,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:00:01,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:00:01,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:00:01,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:00:01,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:00:01,957 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 04:00:01,957 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 04:00:01,957 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:00:01,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 04:00:01,958 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4406de98e7d266e14928cf2b35ad2d10c6ff622d [2020-10-26 04:00:02,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:00:02,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:00:02,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:00:02,390 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:00:02,392 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:00:02,393 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-10-26 04:00:02,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b109e8cb0/4bad5dbf6fa64ab9a02bc8d338e69190/FLAG4b57ca884 [2020-10-26 04:00:03,557 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:00:03,558 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-10-26 04:00:03,594 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b109e8cb0/4bad5dbf6fa64ab9a02bc8d338e69190/FLAG4b57ca884 [2020-10-26 04:00:04,079 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b109e8cb0/4bad5dbf6fa64ab9a02bc8d338e69190 [2020-10-26 04:00:04,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:00:04,089 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 04:00:04,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:04,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:00:04,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:00:04,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:04" (1/1) ... [2020-10-26 04:00:04,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a927cb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:04, skipping insertion in model container [2020-10-26 04:00:04,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:04" (1/1) ... [2020-10-26 04:00:04,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:00:04,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:00:05,582 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 [2020-10-26 04:00:05,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f97d3d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:05, skipping insertion in model container [2020-10-26 04:00:05,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:05,584 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 04:00:05,588 INFO L168 Benchmark]: Toolchain (without parser) took 1501.28 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 22.9 MB in the beginning and 22.6 MB in the end (delta: 283.8 kB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:05,590 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 35.7 MB. Free memory was 20.1 MB in the beginning and 20.1 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:00:05,594 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1493.86 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 22.4 MB in the beginning and 22.6 MB in the end (delta: -258.3 kB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:05,597 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 35.7 MB. Free memory was 20.1 MB in the beginning and 20.1 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1493.86 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 22.4 MB in the beginning and 22.6 MB in the end (delta: -258.3 kB). 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: 2765]: 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...