./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 f4b24e32 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-?-f4b24e3 [2022-07-14 12:49:21,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 12:49:21,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 12:49:21,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 12:49:21,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 12:49:21,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 12:49:21,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 12:49:21,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 12:49:21,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 12:49:21,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 12:49:21,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 12:49:21,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 12:49:21,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 12:49:21,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 12:49:21,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 12:49:21,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 12:49:21,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 12:49:21,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 12:49:21,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 12:49:21,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 12:49:21,447 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 12:49:21,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 12:49:21,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 12:49:21,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 12:49:21,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 12:49:21,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 12:49:21,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 12:49:21,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 12:49:21,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 12:49:21,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 12:49:21,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 12:49:21,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 12:49:21,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 12:49:21,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 12:49:21,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 12:49:21,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 12:49:21,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 12:49:21,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 12:49:21,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 12:49:21,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 12:49:21,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 12:49:21,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 12:49:21,461 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-14 12:49:21,484 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 12:49:21,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 12:49:21,485 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 12:49:21,485 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 12:49:21,485 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 12:49:21,485 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 12:49:21,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 12:49:21,486 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 12:49:21,486 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 12:49:21,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 12:49:21,487 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 12:49:21,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 12:49:21,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 12:49:21,487 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-14 12:49:21,487 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-14 12:49:21,487 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-14 12:49:21,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 12:49:21,488 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 12:49:21,488 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 12:49:21,488 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 12:49:21,488 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 12:49:21,488 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 12:49:21,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 12:49:21,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 12:49:21,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 12:49:21,489 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 12:49:21,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 12:49:21,489 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-07-14 12:49:21,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 12:49:21,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 12:49:21,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 12:49:21,701 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 12:49:21,701 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 12:49:21,703 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-07-14 12:49:21,758 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8f906d9d/2154919422384058bb75da4c5da7c8c7/FLAG3ae188af1 [2022-07-14 12:49:22,219 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 12:49:22,220 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-07-14 12:49:22,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8f906d9d/2154919422384058bb75da4c5da7c8c7/FLAG3ae188af1 [2022-07-14 12:49:22,503 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8f906d9d/2154919422384058bb75da4c5da7c8c7 [2022-07-14 12:49:22,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 12:49:22,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 12:49:22,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 12:49:22,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 12:49:22,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 12:49:22,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:49:22" (1/1) ... [2022-07-14 12:49:22,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@502f50cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:49:22, skipping insertion in model container [2022-07-14 12:49:22,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:49:22" (1/1) ... [2022-07-14 12:49:22,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 12:49:22,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 12:49:23,165 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-07-14 12:49:23,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3a9a53de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:49:23, skipping insertion in model container [2022-07-14 12:49:23,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 12:49:23,166 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-14 12:49:23,168 INFO L158 Benchmark]: Toolchain (without parser) took 660.52ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 53.9MB in the beginning and 82.2MB in the end (delta: -28.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-14 12:49:23,169 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 90.2MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 35.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 12:49:23,170 INFO L158 Benchmark]: CACSL2BoogieTranslator took 658.90ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 53.7MB in the beginning and 82.2MB in the end (delta: -28.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-14 12:49:23,172 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 90.2MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 35.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 658.90ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 53.7MB in the beginning and 82.2MB in the end (delta: -28.5MB). Peak memory consumption was 12.6MB. 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-?-f4b24e3 [2022-07-14 12:49:24,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 12:49:24,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 12:49:24,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 12:49:24,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 12:49:24,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 12:49:24,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 12:49:24,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 12:49:24,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 12:49:24,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 12:49:24,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 12:49:24,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 12:49:24,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 12:49:24,644 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 12:49:24,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 12:49:24,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 12:49:24,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 12:49:24,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 12:49:24,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 12:49:24,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 12:49:24,656 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 12:49:24,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 12:49:24,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 12:49:24,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 12:49:24,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 12:49:24,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 12:49:24,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 12:49:24,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 12:49:24,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 12:49:24,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 12:49:24,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 12:49:24,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 12:49:24,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 12:49:24,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 12:49:24,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 12:49:24,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 12:49:24,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 12:49:24,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 12:49:24,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 12:49:24,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 12:49:24,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 12:49:24,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 12:49:24,680 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-14 12:49:24,704 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 12:49:24,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 12:49:24,705 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 12:49:24,705 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 12:49:24,706 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 12:49:24,706 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 12:49:24,706 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 12:49:24,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 12:49:24,707 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 12:49:24,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 12:49:24,707 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 12:49:24,707 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 12:49:24,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 12:49:24,708 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-14 12:49:24,708 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-14 12:49:24,708 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-14 12:49:24,708 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 12:49:24,709 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 12:49:24,709 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 12:49:24,709 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 12:49:24,709 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 12:49:24,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 12:49:24,709 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 12:49:24,710 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 12:49:24,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 12:49:24,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 12:49:24,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 12:49:24,710 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 12:49:24,710 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 12:49:24,710 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 12:49:24,711 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-07-14 12:49:24,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 12:49:24,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 12:49:24,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 12:49:24,981 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 12:49:24,981 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 12:49:24,983 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-07-14 12:49:25,035 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14c4c2b1e/9b3cb83f0e834964aab3ad1827215523/FLAG12bf04469 [2022-07-14 12:49:25,495 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 12:49:25,496 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-07-14 12:49:25,517 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14c4c2b1e/9b3cb83f0e834964aab3ad1827215523/FLAG12bf04469 [2022-07-14 12:49:25,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14c4c2b1e/9b3cb83f0e834964aab3ad1827215523 [2022-07-14 12:49:25,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 12:49:25,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 12:49:25,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 12:49:25,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 12:49:25,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 12:49:25,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:49:25" (1/1) ... [2022-07-14 12:49:25,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78fcd170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:49:25, skipping insertion in model container [2022-07-14 12:49:25,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:49:25" (1/1) ... [2022-07-14 12:49:25,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 12:49:25,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 12:49:26,245 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-07-14 12:49:26,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10a4bfbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:49:26, skipping insertion in model container [2022-07-14 12:49:26,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 12:49:26,247 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-14 12:49:26,249 INFO L158 Benchmark]: Toolchain (without parser) took 714.97ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 34.5MB in the beginning and 57.5MB in the end (delta: -23.0MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2022-07-14 12:49:26,250 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 43.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 12:49:26,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 712.24ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 34.2MB in the beginning and 57.5MB in the end (delta: -23.2MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2022-07-14 12:49:26,252 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 43.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 712.24ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 34.2MB in the beginning and 57.5MB in the end (delta: -23.2MB). Peak memory consumption was 15.6MB. 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