./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7e1ff0e6 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/head-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 --- Real Ultimate output --- This is Ultimate 0.2.2-?-7e1ff0e [2023-02-15 01:44:24,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:44:24,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:44:24,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:44:24,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:44:24,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:44:24,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:44:24,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:44:24,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:44:24,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:44:24,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:44:24,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:44:24,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:44:24,498 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:44:24,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:44:24,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:44:24,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:44:24,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:44:24,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:44:24,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:44:24,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:44:24,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:44:24,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:44:24,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:44:24,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:44:24,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:44:24,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:44:24,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:44:24,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:44:24,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:44:24,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:44:24,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:44:24,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:44:24,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:44:24,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:44:24,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:44:24,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:44:24,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:44:24,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:44:24,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:44:24,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:44:24,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 01:44:24,548 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:44:24,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:44:24,548 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:44:24,549 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:44:24,549 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:44:24,549 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:44:24,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:44:24,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:44:24,550 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:44:24,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:44:24,551 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:44:24,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:44:24,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:44:24,551 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:44:24,552 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:44:24,552 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:44:24,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:44:24,552 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:44:24,552 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:44:24,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:44:24,552 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:44:24,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:44:24,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:44:24,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:44:24,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:44:24,553 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 01:44:24,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 01:44:24,553 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:44:24,554 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:44:24,554 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:44:24,554 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:44:24,554 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2023-02-15 01:44:24,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:44:24,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:44:24,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:44:24,793 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:44:24,794 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:44:24,794 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-02-15 01:44:25,801 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:44:26,062 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:44:26,062 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-02-15 01:44:26,081 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76eda180a/3c40428d2c7940099065b3b429b0e0c0/FLAG14e956004 [2023-02-15 01:44:26,092 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76eda180a/3c40428d2c7940099065b3b429b0e0c0 [2023-02-15 01:44:26,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:44:26,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:44:26,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:26,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:44:26,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:44:26,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:26" (1/1) ... [2023-02-15 01:44:26,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68687e04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:26, skipping insertion in model container [2023-02-15 01:44:26,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:26" (1/1) ... [2023-02-15 01:44:26,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:44:26,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:44:26,856 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-15 01:44:26,861 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:44:26,862 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:44:26,864 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-15 01:44:26,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13d152d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:26, skipping insertion in model container [2023-02-15 01:44:26,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:26,869 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:44:26,871 INFO L158 Benchmark]: Toolchain (without parser) took 775.63ms. Allocated memory is still 130.0MB. Free memory was 80.5MB in the beginning and 55.4MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-02-15 01:44:26,872 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 130.0MB. Free memory was 102.8MB in the beginning and 102.6MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:44:26,872 INFO L158 Benchmark]: CACSL2BoogieTranslator took 773.57ms. Allocated memory is still 130.0MB. Free memory was 80.5MB in the beginning and 55.4MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-02-15 01:44:26,873 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 130.0MB. Free memory was 102.8MB in the beginning and 102.6MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 773.57ms. Allocated memory is still 130.0MB. Free memory was 80.5MB in the beginning and 55.4MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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/head-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 --- Real Ultimate output --- This is Ultimate 0.2.2-?-7e1ff0e [2023-02-15 01:44:28,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:44:28,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:44:28,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:44:28,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:44:28,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:44:28,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:44:28,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:44:28,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:44:28,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:44:28,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:44:28,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:44:28,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:44:28,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:44:28,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:44:28,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:44:28,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:44:28,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:44:28,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:44:28,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:44:28,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:44:28,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:44:28,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:44:28,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:44:28,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:44:28,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:44:28,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:44:28,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:44:28,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:44:28,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:44:28,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:44:28,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:44:28,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:44:28,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:44:28,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:44:28,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:44:28,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:44:28,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:44:28,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:44:28,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:44:28,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:44:28,742 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 01:44:28,763 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:44:28,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:44:28,763 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:44:28,763 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:44:28,764 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:44:28,764 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:44:28,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:44:28,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:44:28,765 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:44:28,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:44:28,766 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:44:28,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:44:28,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:44:28,766 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:44:28,766 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:44:28,767 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:44:28,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:44:28,767 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:44:28,767 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 01:44:28,767 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 01:44:28,767 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:44:28,767 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:44:28,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:44:28,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:44:28,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:44:28,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:44:28,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:44:28,768 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 01:44:28,768 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 01:44:28,769 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:44:28,769 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:44:28,769 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:44:28,769 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 01:44:28,769 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:44:28,769 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2023-02-15 01:44:29,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:44:29,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:44:29,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:44:29,058 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:44:29,059 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:44:29,060 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-02-15 01:44:30,093 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:44:30,395 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:44:30,395 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-02-15 01:44:30,418 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afaecdc54/8816d05b4c5c4e36803245234abe7af1/FLAGf1b4d1971 [2023-02-15 01:44:30,431 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afaecdc54/8816d05b4c5c4e36803245234abe7af1 [2023-02-15 01:44:30,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:44:30,434 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:44:30,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:30,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:44:30,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:44:30,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:30" (1/1) ... [2023-02-15 01:44:30,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60872625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:30, skipping insertion in model container [2023-02-15 01:44:30,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:30" (1/1) ... [2023-02-15 01:44:30,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:44:30,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:44:31,142 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-15 01:44:31,152 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:44:31,154 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:44:31,156 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-15 01:44:31,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6da784d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:31, skipping insertion in model container [2023-02-15 01:44:31,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:31,157 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:44:31,158 INFO L158 Benchmark]: Toolchain (without parser) took 723.58ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 32.5MB in the beginning and 52.3MB in the end (delta: -19.7MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2023-02-15 01:44:31,159 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 50.3MB. Free memory was 27.1MB in the beginning and 27.1MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:44:31,159 INFO L158 Benchmark]: CACSL2BoogieTranslator took 722.07ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 32.4MB in the beginning and 52.3MB in the end (delta: -19.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2023-02-15 01:44:31,161 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 50.3MB. Free memory was 27.1MB in the beginning and 27.1MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 722.07ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 32.4MB in the beginning and 52.3MB in the end (delta: -19.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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