./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 574ddb4e 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-?-574ddb4 [2023-02-18 22:31:06,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 22:31:06,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 22:31:06,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 22:31:06,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 22:31:06,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 22:31:06,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 22:31:06,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 22:31:06,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 22:31:06,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 22:31:06,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 22:31:06,493 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 22:31:06,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 22:31:06,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 22:31:06,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 22:31:06,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 22:31:06,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 22:31:06,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 22:31:06,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 22:31:06,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 22:31:06,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 22:31:06,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 22:31:06,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 22:31:06,506 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 22:31:06,512 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 22:31:06,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 22:31:06,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 22:31:06,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 22:31:06,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 22:31:06,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 22:31:06,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 22:31:06,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 22:31:06,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 22:31:06,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 22:31:06,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 22:31:06,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 22:31:06,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 22:31:06,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 22:31:06,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 22:31:06,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 22:31:06,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 22:31:06,521 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-18 22:31:06,543 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 22:31:06,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 22:31:06,543 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 22:31:06,544 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 22:31:06,544 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 22:31:06,544 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 22:31:06,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 22:31:06,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 22:31:06,545 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 22:31:06,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 22:31:06,546 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 22:31:06,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 22:31:06,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 22:31:06,546 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 22:31:06,546 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 22:31:06,547 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 22:31:06,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 22:31:06,547 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 22:31:06,547 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 22:31:06,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 22:31:06,547 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 22:31:06,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 22:31:06,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 22:31:06,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 22:31:06,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 22:31:06,548 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 22:31:06,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 22:31:06,548 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 22:31:06,549 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 22:31:06,549 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 22:31:06,549 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 22:31:06,549 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2023-02-18 22:31:06,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 22:31:06,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 22:31:06,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 22:31:06,789 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 22:31:06,789 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 22:31:06,790 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-18 22:31:07,729 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 22:31:07,984 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 22:31:07,984 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-18 22:31:08,003 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bdd1dc73/461b9712cce34d55a49b1ca89d80394b/FLAG401f6a65c [2023-02-18 22:31:08,014 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bdd1dc73/461b9712cce34d55a49b1ca89d80394b [2023-02-18 22:31:08,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 22:31:08,017 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 22:31:08,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 22:31:08,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 22:31:08,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 22:31:08,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:31:08" (1/1) ... [2023-02-18 22:31:08,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5deb7cf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:31:08, skipping insertion in model container [2023-02-18 22:31:08,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:31:08" (1/1) ... [2023-02-18 22:31:08,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 22:31:08,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 22:31:08,648 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 22:31:08,662 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 22:31:08,670 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2023-02-18 22:31:08,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6a6f379a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:31:08, skipping insertion in model container [2023-02-18 22:31:08,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 22:31:08,671 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 22:31:08,672 INFO L158 Benchmark]: Toolchain (without parser) took 654.36ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 71.1MB in the beginning and 122.8MB in the end (delta: -51.7MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-02-18 22:31:08,674 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 121.6MB. Free memory was 68.1MB in the beginning and 68.0MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 22:31:08,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 651.97ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 70.7MB in the beginning and 122.8MB in the end (delta: -52.1MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-02-18 22:31:08,676 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 121.6MB. Free memory was 68.1MB in the beginning and 68.0MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 651.97ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 70.7MB in the beginning and 122.8MB in the end (delta: -52.1MB). Peak memory consumption was 23.2MB. 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-?-574ddb4 [2023-02-18 22:31:10,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 22:31:10,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 22:31:10,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 22:31:10,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 22:31:10,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 22:31:10,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 22:31:10,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 22:31:10,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 22:31:10,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 22:31:10,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 22:31:10,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 22:31:10,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 22:31:10,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 22:31:10,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 22:31:10,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 22:31:10,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 22:31:10,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 22:31:10,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 22:31:10,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 22:31:10,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 22:31:10,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 22:31:10,138 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 22:31:10,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 22:31:10,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 22:31:10,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 22:31:10,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 22:31:10,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 22:31:10,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 22:31:10,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 22:31:10,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 22:31:10,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 22:31:10,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 22:31:10,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 22:31:10,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 22:31:10,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 22:31:10,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 22:31:10,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 22:31:10,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 22:31:10,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 22:31:10,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 22:31:10,155 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-18 22:31:10,179 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 22:31:10,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 22:31:10,180 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 22:31:10,180 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 22:31:10,181 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 22:31:10,181 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 22:31:10,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 22:31:10,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 22:31:10,182 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 22:31:10,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 22:31:10,183 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 22:31:10,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 22:31:10,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 22:31:10,183 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 22:31:10,183 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 22:31:10,184 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 22:31:10,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 22:31:10,184 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 22:31:10,184 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-18 22:31:10,184 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-18 22:31:10,184 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 22:31:10,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 22:31:10,185 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 22:31:10,185 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 22:31:10,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 22:31:10,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 22:31:10,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 22:31:10,186 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-18 22:31:10,186 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-18 22:31:10,186 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 22:31:10,186 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 22:31:10,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 22:31:10,186 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-18 22:31:10,187 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 22:31:10,187 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2023-02-18 22:31:10,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 22:31:10,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 22:31:10,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 22:31:10,466 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 22:31:10,466 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 22:31:10,467 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-18 22:31:11,355 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 22:31:11,611 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 22:31:11,611 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-18 22:31:11,630 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2698f5a8/3647d519b0e84e88ad35f3c9c37911d8/FLAG26b916740 [2023-02-18 22:31:11,639 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2698f5a8/3647d519b0e84e88ad35f3c9c37911d8 [2023-02-18 22:31:11,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 22:31:11,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 22:31:11,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 22:31:11,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 22:31:11,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 22:31:11,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:31:11" (1/1) ... [2023-02-18 22:31:11,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@497ccd04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:31:11, skipping insertion in model container [2023-02-18 22:31:11,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:31:11" (1/1) ... [2023-02-18 22:31:11,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 22:31:11,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 22:31:12,419 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 22:31:12,429 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 22:31:12,435 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2023-02-18 22:31:12,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55a5fd7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:31:12, skipping insertion in model container [2023-02-18 22:31:12,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 22:31:12,436 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 22:31:12,438 INFO L158 Benchmark]: Toolchain (without parser) took 795.79ms. Allocated memory is still 73.4MB. Free memory was 40.7MB in the beginning and 38.8MB in the end (delta: 1.9MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-02-18 22:31:12,438 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 73.4MB. Free memory was 50.7MB in the beginning and 50.6MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 22:31:12,439 INFO L158 Benchmark]: CACSL2BoogieTranslator took 793.08ms. Allocated memory is still 73.4MB. Free memory was 40.4MB in the beginning and 39.1MB in the end (delta: 1.3MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-02-18 22:31:12,440 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 73.4MB. Free memory was 50.7MB in the beginning and 50.6MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 793.08ms. Allocated memory is still 73.4MB. Free memory was 40.4MB in the beginning and 39.1MB in the end (delta: 1.3MB). Peak memory consumption was 14.8MB. 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