./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 20ed64ec 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/seq-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 2b37a2989873bccb38a599c5f72aafffdd60cc5a ...................................................................................................................................... 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/seq-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 2b37a2989873bccb38a599c5f72aafffdd60cc5a ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 08:19:50,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 08:19:50,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 08:19:50,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 08:19:50,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 08:19:50,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 08:19:50,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 08:19:50,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 08:19:50,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 08:19:50,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 08:19:50,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 08:19:50,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 08:19:50,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 08:19:50,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 08:19:50,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 08:19:50,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 08:19:50,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 08:19:50,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 08:19:50,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 08:19:50,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 08:19:50,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 08:19:50,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 08:19:50,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 08:19:50,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 08:19:50,136 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 08:19:50,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 08:19:50,137 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 08:19:50,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 08:19:50,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 08:19:50,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 08:19:50,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 08:19:50,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 08:19:50,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 08:19:50,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 08:19:50,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 08:19:50,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 08:19:50,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 08:19:50,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 08:19:50,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 08:19:50,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 08:19:50,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 08:19:50,148 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-08-27 08:19:50,177 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 08:19:50,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 08:19:50,178 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 08:19:50,179 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 08:19:50,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 08:19:50,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 08:19:50,180 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 08:19:50,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 08:19:50,180 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 08:19:50,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 08:19:50,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 08:19:50,181 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 08:19:50,181 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 08:19:50,181 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-27 08:19:50,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 08:19:50,181 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 08:19:50,181 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 08:19:50,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 08:19:50,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 08:19:50,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 08:19:50,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 08:19:50,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 08:19:50,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 08:19:50,190 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 08:19:50,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 08:19:50,190 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 08:19:50,190 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b37a2989873bccb38a599c5f72aafffdd60cc5a [2021-08-27 08:19:50,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 08:19:50,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 08:19:50,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 08:19:50,462 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 08:19:50,463 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 08:19:50,464 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-08-27 08:19:50,520 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d6bceb80/7bac5bf32cb04b9593d0752ff6056929/FLAG51f8b055c [2021-08-27 08:19:51,103 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 08:19:51,103 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-08-27 08:19:51,124 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d6bceb80/7bac5bf32cb04b9593d0752ff6056929/FLAG51f8b055c [2021-08-27 08:19:51,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d6bceb80/7bac5bf32cb04b9593d0752ff6056929 [2021-08-27 08:19:51,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 08:19:51,504 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 08:19:51,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 08:19:51,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 08:19:51,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 08:19:51,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:19:51" (1/1) ... [2021-08-27 08:19:51,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4835e4b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:19:51, skipping insertion in model container [2021-08-27 08:19:51,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:19:51" (1/1) ... [2021-08-27 08:19:51,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 08:19:51,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 08:19:52,185 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 [2021-08-27 08:19:52,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@32d7e62f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:19:52, skipping insertion in model container [2021-08-27 08:19:52,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 08:19:52,194 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-27 08:19:52,196 INFO L168 Benchmark]: Toolchain (without parser) took 691.01 ms. Allocated memory was 48.2 MB in the beginning and 62.9 MB in the end (delta: 14.7 MB). Free memory was 29.0 MB in the beginning and 37.3 MB in the end (delta: -8.2 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. [2021-08-27 08:19:52,205 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 48.2 MB. Free memory was 30.5 MB in the beginning and 30.4 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 08:19:52,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 687.63 ms. Allocated memory was 48.2 MB in the beginning and 62.9 MB in the end (delta: 14.7 MB). Free memory was 28.8 MB in the beginning and 37.3 MB in the end (delta: -8.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. [2021-08-27 08:19:52,207 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 48.2 MB. Free memory was 30.5 MB in the beginning and 30.4 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 687.63 ms. Allocated memory was 48.2 MB in the beginning and 62.9 MB in the end (delta: 14.7 MB). Free memory was 28.8 MB in the beginning and 37.3 MB in the end (delta: -8.4 MB). Peak memory consumption was 16.4 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 0.2.1-dev-20ed64e [2021-08-27 08:19:53,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 08:19:53,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 08:19:53,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 08:19:53,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 08:19:53,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 08:19:53,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 08:19:53,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 08:19:53,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 08:19:53,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 08:19:53,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 08:19:53,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 08:19:53,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 08:19:53,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 08:19:53,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 08:19:54,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 08:19:54,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 08:19:54,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 08:19:54,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 08:19:54,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 08:19:54,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 08:19:54,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 08:19:54,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 08:19:54,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 08:19:54,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 08:19:54,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 08:19:54,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 08:19:54,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 08:19:54,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 08:19:54,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 08:19:54,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 08:19:54,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 08:19:54,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 08:19:54,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 08:19:54,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 08:19:54,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 08:19:54,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 08:19:54,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 08:19:54,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 08:19:54,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 08:19:54,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 08:19:54,028 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-08-27 08:19:54,072 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 08:19:54,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 08:19:54,073 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 08:19:54,074 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 08:19:54,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 08:19:54,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 08:19:54,076 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 08:19:54,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 08:19:54,076 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 08:19:54,076 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 08:19:54,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 08:19:54,077 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 08:19:54,077 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 08:19:54,078 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-27 08:19:54,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 08:19:54,078 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 08:19:54,078 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-27 08:19:54,078 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-27 08:19:54,078 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 08:19:54,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 08:19:54,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 08:19:54,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 08:19:54,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 08:19:54,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 08:19:54,079 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 08:19:54,080 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-27 08:19:54,080 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-27 08:19:54,080 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 08:19:54,080 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-27 08:19:54,080 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b37a2989873bccb38a599c5f72aafffdd60cc5a [2021-08-27 08:19:54,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 08:19:54,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 08:19:54,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 08:19:54,394 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 08:19:54,395 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 08:19:54,396 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-08-27 08:19:54,450 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c93247e8a/29d2f7312035460d81ac93f2a2ecf879/FLAG916a4272a [2021-08-27 08:19:54,994 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 08:19:54,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-08-27 08:19:55,012 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c93247e8a/29d2f7312035460d81ac93f2a2ecf879/FLAG916a4272a [2021-08-27 08:19:55,489 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c93247e8a/29d2f7312035460d81ac93f2a2ecf879 [2021-08-27 08:19:55,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 08:19:55,493 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 08:19:55,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 08:19:55,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 08:19:55,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 08:19:55,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:19:55" (1/1) ... [2021-08-27 08:19:55,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@681a1709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:19:55, skipping insertion in model container [2021-08-27 08:19:55,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:19:55" (1/1) ... [2021-08-27 08:19:55,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 08:19:55,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 08:19:56,415 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 [2021-08-27 08:19:56,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55df13ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:19:56, skipping insertion in model container [2021-08-27 08:19:56,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 08:19:56,416 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-27 08:19:56,417 INFO L168 Benchmark]: Toolchain (without parser) took 923.17 ms. Allocated memory is still 58.7 MB. Free memory was 37.9 MB in the beginning and 35.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. [2021-08-27 08:19:56,417 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 48.2 MB. Free memory was 29.8 MB in the beginning and 29.7 MB in the end (delta: 33.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 08:19:56,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 918.98 ms. Allocated memory is still 58.7 MB. Free memory was 37.5 MB in the beginning and 35.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. [2021-08-27 08:19:56,419 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 48.2 MB. Free memory was 29.8 MB in the beginning and 29.7 MB in the end (delta: 33.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 918.98 ms. Allocated memory is still 58.7 MB. Free memory was 37.5 MB in the beginning and 35.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 20.0 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...