./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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/chgrp-incomplete-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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- Real Ultimate output --- This is Ultimate 0.2.2-?-2329fc7 [2023-02-14 02:27:32,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-14 02:27:32,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-14 02:27:32,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-14 02:27:32,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-14 02:27:32,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-14 02:27:32,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-14 02:27:32,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-14 02:27:32,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-14 02:27:32,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-14 02:27:32,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-14 02:27:32,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-14 02:27:32,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-14 02:27:32,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-14 02:27:32,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-14 02:27:32,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-14 02:27:32,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-14 02:27:32,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-14 02:27:32,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-14 02:27:32,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-14 02:27:32,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-14 02:27:32,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-14 02:27:32,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-14 02:27:32,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-14 02:27:32,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-14 02:27:32,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-14 02:27:32,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-14 02:27:32,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-14 02:27:32,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-14 02:27:32,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-14 02:27:32,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-14 02:27:32,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-14 02:27:32,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-14 02:27:32,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-14 02:27:32,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-14 02:27:32,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-14 02:27:32,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-14 02:27:32,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-14 02:27:32,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-14 02:27:32,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-14 02:27:32,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-14 02:27:32,231 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-14 02:27:32,259 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-14 02:27:32,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-14 02:27:32,260 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-14 02:27:32,260 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-14 02:27:32,261 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-14 02:27:32,261 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-14 02:27:32,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-14 02:27:32,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-14 02:27:32,262 INFO L138 SettingsManager]: * Use SBE=true [2023-02-14 02:27:32,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-14 02:27:32,263 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-14 02:27:32,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-14 02:27:32,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-14 02:27:32,263 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-14 02:27:32,264 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-14 02:27:32,264 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-14 02:27:32,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-14 02:27:32,264 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-14 02:27:32,264 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-14 02:27:32,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-14 02:27:32,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-14 02:27:32,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-14 02:27:32,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-14 02:27:32,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-14 02:27:32,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-14 02:27:32,266 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-14 02:27:32,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-14 02:27:32,266 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-14 02:27:32,266 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-14 02:27:32,266 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-14 02:27:32,267 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-14 02:27:32,267 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2023-02-14 02:27:32,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-14 02:27:32,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-14 02:27:32,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-14 02:27:32,567 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-14 02:27:32,568 INFO L275 PluginConnector]: CDTParser initialized [2023-02-14 02:27:32,569 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-14 02:27:33,733 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-14 02:27:34,075 INFO L351 CDTParser]: Found 1 translation units. [2023-02-14 02:27:34,076 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-14 02:27:34,102 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e581b0060/4cf0690cec484ac69e6e2e94b183276f/FLAG1a0e21c47 [2023-02-14 02:27:34,118 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e581b0060/4cf0690cec484ac69e6e2e94b183276f [2023-02-14 02:27:34,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-14 02:27:34,123 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-14 02:27:34,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-14 02:27:34,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-14 02:27:34,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-14 02:27:34,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 02:27:34" (1/1) ... [2023-02-14 02:27:34,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@86ac34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:27:34, skipping insertion in model container [2023-02-14 02:27:34,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 02:27:34" (1/1) ... [2023-02-14 02:27:34,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-14 02:27:34,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-14 02:27:34,880 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-14 02:27:34,890 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-14 02:27:34,897 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2023-02-14 02:27:34,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@31271655 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:27:34, skipping insertion in model container [2023-02-14 02:27:34,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-14 02:27:34,899 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-14 02:27:34,901 INFO L158 Benchmark]: Toolchain (without parser) took 776.96ms. Allocated memory is still 119.5MB. Free memory was 79.9MB in the beginning and 56.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-02-14 02:27:34,902 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 98.6MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-14 02:27:34,903 INFO L158 Benchmark]: CACSL2BoogieTranslator took 773.88ms. Allocated memory is still 119.5MB. Free memory was 79.5MB in the beginning and 57.2MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-02-14 02:27:34,905 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 98.6MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 773.88ms. Allocated memory is still 119.5MB. Free memory was 79.5MB in the beginning and 57.2MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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/chgrp-incomplete-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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- Real Ultimate output --- This is Ultimate 0.2.2-?-2329fc7 [2023-02-14 02:27:36,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-14 02:27:36,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-14 02:27:36,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-14 02:27:36,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-14 02:27:36,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-14 02:27:36,916 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-14 02:27:36,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-14 02:27:36,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-14 02:27:36,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-14 02:27:36,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-14 02:27:36,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-14 02:27:36,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-14 02:27:36,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-14 02:27:36,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-14 02:27:36,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-14 02:27:36,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-14 02:27:36,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-14 02:27:36,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-14 02:27:36,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-14 02:27:36,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-14 02:27:36,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-14 02:27:36,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-14 02:27:36,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-14 02:27:36,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-14 02:27:36,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-14 02:27:36,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-14 02:27:36,962 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-14 02:27:36,962 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-14 02:27:36,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-14 02:27:36,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-14 02:27:36,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-14 02:27:36,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-14 02:27:36,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-14 02:27:36,968 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-14 02:27:36,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-14 02:27:36,969 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-14 02:27:36,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-14 02:27:36,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-14 02:27:36,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-14 02:27:36,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-14 02:27:36,972 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-14 02:27:37,008 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-14 02:27:37,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-14 02:27:37,010 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-14 02:27:37,010 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-14 02:27:37,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-14 02:27:37,011 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-14 02:27:37,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-14 02:27:37,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-14 02:27:37,012 INFO L138 SettingsManager]: * Use SBE=true [2023-02-14 02:27:37,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-14 02:27:37,014 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-14 02:27:37,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-14 02:27:37,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-14 02:27:37,014 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-14 02:27:37,014 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-14 02:27:37,015 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-14 02:27:37,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-14 02:27:37,015 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-14 02:27:37,015 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-14 02:27:37,015 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-14 02:27:37,015 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-14 02:27:37,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-14 02:27:37,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-14 02:27:37,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-14 02:27:37,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-14 02:27:37,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-14 02:27:37,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-14 02:27:37,017 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-14 02:27:37,017 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-14 02:27:37,017 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-14 02:27:37,018 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-14 02:27:37,018 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-14 02:27:37,018 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-14 02:27:37,018 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-14 02:27:37,019 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2023-02-14 02:27:37,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-14 02:27:37,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-14 02:27:37,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-14 02:27:37,335 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-14 02:27:37,335 INFO L275 PluginConnector]: CDTParser initialized [2023-02-14 02:27:37,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-14 02:27:38,590 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-14 02:27:39,000 INFO L351 CDTParser]: Found 1 translation units. [2023-02-14 02:27:39,001 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-14 02:27:39,031 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f839747a/660263ecc5274bcb9bb5cc5a38f5aea5/FLAG41e30498a [2023-02-14 02:27:39,050 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f839747a/660263ecc5274bcb9bb5cc5a38f5aea5 [2023-02-14 02:27:39,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-14 02:27:39,053 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-14 02:27:39,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-14 02:27:39,054 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-14 02:27:39,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-14 02:27:39,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 02:27:39" (1/1) ... [2023-02-14 02:27:39,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@142aa44a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:27:39, skipping insertion in model container [2023-02-14 02:27:39,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 02:27:39" (1/1) ... [2023-02-14 02:27:39,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-14 02:27:39,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-14 02:27:39,934 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-14 02:27:39,951 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-14 02:27:39,967 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2023-02-14 02:27:39,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1dd6dd0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:27:39, skipping insertion in model container [2023-02-14 02:27:39,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-14 02:27:39,969 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-14 02:27:39,971 INFO L158 Benchmark]: Toolchain (without parser) took 917.16ms. Allocated memory is still 94.4MB. Free memory was 66.6MB in the beginning and 42.5MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-02-14 02:27:39,972 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 69.2MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-14 02:27:39,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 915.32ms. Allocated memory is still 94.4MB. Free memory was 66.6MB in the beginning and 42.5MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-02-14 02:27:39,974 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 69.2MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 915.32ms. Allocated memory is still 94.4MB. Free memory was 66.6MB in the beginning and 42.5MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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