./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e19ca921 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/chroot-incomplete-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 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 02:41:56,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 02:41:56,078 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 02:41:56,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 02:41:56,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 02:41:56,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 02:41:56,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 02:41:56,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 02:41:56,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 02:41:56,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 02:41:56,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 02:41:56,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 02:41:56,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 02:41:56,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 02:41:56,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 02:41:56,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 02:41:56,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 02:41:56,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 02:41:56,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 02:41:56,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 02:41:56,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 02:41:56,166 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 02:41:56,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 02:41:56,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 02:41:56,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 02:41:56,170 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 02:41:56,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 02:41:56,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 02:41:56,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 02:41:56,172 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 02:41:56,172 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 02:41:56,173 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 02:41:56,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 02:41:56,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 02:41:56,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 02:41:56,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 02:41:56,176 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 02:41:56,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 02:41:56,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 02:41:56,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 02:41:56,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 02:41:56,179 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-22 02:41:56,206 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 02:41:56,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 02:41:56,207 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 02:41:56,207 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 02:41:56,208 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 02:41:56,208 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 02:41:56,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 02:41:56,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 02:41:56,209 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 02:41:56,209 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 02:41:56,209 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 02:41:56,210 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 02:41:56,210 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 02:41:56,210 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-22 02:41:56,210 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-22 02:41:56,210 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-22 02:41:56,210 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 02:41:56,210 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-22 02:41:56,211 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 02:41:56,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 02:41:56,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 02:41:56,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 02:41:56,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 02:41:56,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 02:41:56,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 02:41:56,212 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 02:41:56,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 02:41:56,212 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 02:41:56,212 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd [2021-12-22 02:41:56,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 02:41:56,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 02:41:56,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 02:41:56,421 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 02:41:56,422 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 02:41:56,423 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-12-22 02:41:56,467 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3363a61a9/132ceb89b2334230835d0fa4c9b846b9/FLAG0bfb8ec4e [2021-12-22 02:41:56,947 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 02:41:56,950 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-12-22 02:41:56,978 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3363a61a9/132ceb89b2334230835d0fa4c9b846b9/FLAG0bfb8ec4e [2021-12-22 02:41:56,988 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3363a61a9/132ceb89b2334230835d0fa4c9b846b9 [2021-12-22 02:41:56,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 02:41:56,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 02:41:56,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 02:41:56,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 02:41:56,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 02:41:56,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:41:56" (1/1) ... [2021-12-22 02:41:56,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14559ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:41:56, skipping insertion in model container [2021-12-22 02:41:56,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:41:56" (1/1) ... [2021-12-22 02:41:56,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 02:41:57,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 02:41:57,659 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-12-22 02:41:57,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6125ab8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:41:57, skipping insertion in model container [2021-12-22 02:41:57,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 02:41:57,660 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 02:41:57,661 INFO L158 Benchmark]: Toolchain (without parser) took 669.81ms. Allocated memory is still 94.4MB. Free memory was 60.2MB in the beginning and 59.6MB in the end (delta: 573.0kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-22 02:41:57,663 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory was 50.8MB in the beginning and 50.8MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 02:41:57,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 668.22ms. Allocated memory is still 94.4MB. Free memory was 59.9MB in the beginning and 59.6MB in the end (delta: 337.1kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-22 02:41:57,665 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory was 50.8MB in the beginning and 50.8MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 668.22ms. Allocated memory is still 94.4MB. Free memory was 59.9MB in the beginning and 59.6MB in the end (delta: 337.1kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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/chroot-incomplete-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 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 02:41:59,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 02:41:59,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 02:41:59,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 02:41:59,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 02:41:59,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 02:41:59,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 02:41:59,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 02:41:59,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 02:41:59,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 02:41:59,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 02:41:59,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 02:41:59,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 02:41:59,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 02:41:59,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 02:41:59,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 02:41:59,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 02:41:59,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 02:41:59,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 02:41:59,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 02:41:59,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 02:41:59,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 02:41:59,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 02:41:59,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 02:41:59,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 02:41:59,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 02:41:59,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 02:41:59,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 02:41:59,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 02:41:59,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 02:41:59,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 02:41:59,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 02:41:59,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 02:41:59,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 02:41:59,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 02:41:59,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 02:41:59,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 02:41:59,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 02:41:59,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 02:41:59,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 02:41:59,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 02:41:59,195 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-22 02:41:59,216 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 02:41:59,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 02:41:59,217 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 02:41:59,217 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 02:41:59,218 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 02:41:59,218 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 02:41:59,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 02:41:59,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 02:41:59,219 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 02:41:59,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 02:41:59,220 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 02:41:59,220 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 02:41:59,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 02:41:59,220 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-22 02:41:59,220 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-22 02:41:59,220 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-22 02:41:59,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 02:41:59,221 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-22 02:41:59,221 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-22 02:41:59,221 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-22 02:41:59,221 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 02:41:59,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 02:41:59,221 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 02:41:59,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 02:41:59,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 02:41:59,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 02:41:59,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 02:41:59,222 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-22 02:41:59,222 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-22 02:41:59,222 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 02:41:59,223 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-22 02:41:59,223 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd [2021-12-22 02:41:59,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 02:41:59,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 02:41:59,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 02:41:59,548 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 02:41:59,548 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 02:41:59,549 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-12-22 02:41:59,619 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a244a373a/aea682a6384b4c61abc651edf2ed8a4f/FLAG2b9ef01e8 [2021-12-22 02:42:00,190 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 02:42:00,190 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-12-22 02:42:00,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a244a373a/aea682a6384b4c61abc651edf2ed8a4f/FLAG2b9ef01e8 [2021-12-22 02:42:00,630 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a244a373a/aea682a6384b4c61abc651edf2ed8a4f [2021-12-22 02:42:00,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 02:42:00,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 02:42:00,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 02:42:00,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 02:42:00,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 02:42:00,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:42:00" (1/1) ... [2021-12-22 02:42:00,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cd0183e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:00, skipping insertion in model container [2021-12-22 02:42:00,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:42:00" (1/1) ... [2021-12-22 02:42:00,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 02:42:00,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 02:42:01,383 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-12-22 02:42:01,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@487faf96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:01, skipping insertion in model container [2021-12-22 02:42:01,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 02:42:01,384 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 02:42:01,386 INFO L158 Benchmark]: Toolchain (without parser) took 750.72ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 35.1MB in the beginning and 47.4MB in the end (delta: -12.4MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2021-12-22 02:42:01,387 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 02:42:01,388 INFO L158 Benchmark]: CACSL2BoogieTranslator took 747.62ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 34.9MB in the beginning and 47.4MB in the end (delta: -12.5MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2021-12-22 02:42:01,390 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 747.62ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 34.9MB in the beginning and 47.4MB in the end (delta: -12.5MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN