./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 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/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-?-574ddb4 [2023-02-18 22:31:51,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 22:31:51,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 22:31:51,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 22:31:51,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 22:31:51,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 22:31:51,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 22:31:51,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 22:31:51,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 22:31:51,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 22:31:51,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 22:31:51,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 22:31:51,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 22:31:51,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 22:31:51,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 22:31:51,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 22:31:51,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 22:31:51,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 22:31:51,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 22:31:51,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 22:31:51,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 22:31:51,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 22:31:51,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 22:31:51,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 22:31:51,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 22:31:51,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 22:31:51,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 22:31:51,530 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 22:31:51,531 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 22:31:51,531 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 22:31:51,532 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 22:31:51,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 22:31:51,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 22:31:51,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 22:31:51,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 22:31:51,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 22:31:51,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 22:31:51,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 22:31:51,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 22:31:51,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 22:31:51,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 22:31:51,538 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-18 22:31:51,564 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 22:31:51,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 22:31:51,564 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 22:31:51,564 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 22:31:51,565 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 22:31:51,565 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 22:31:51,565 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 22:31:51,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 22:31:51,566 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 22:31:51,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 22:31:51,566 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 22:31:51,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 22:31:51,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 22:31:51,567 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 22:31:51,567 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 22:31:51,567 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 22:31:51,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 22:31:51,567 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 22:31:51,568 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 22:31:51,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 22:31:51,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 22:31:51,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 22:31:51,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 22:31:51,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 22:31:51,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 22:31:51,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 22:31:51,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 22:31:51,569 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 22:31:51,569 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 22:31:51,569 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 22:31:51,569 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 22:31:51,569 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2023-02-18 22:31:51,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 22:31:51,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 22:31:51,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 22:31:51,727 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 22:31:51,727 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 22:31:51,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-02-18 22:31:52,669 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 22:31:52,946 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 22:31:52,946 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-02-18 22:31:52,975 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03e9ac35e/d4b41a04702d4180be3e0425aa5b2472/FLAGa1b6f203e [2023-02-18 22:31:52,984 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03e9ac35e/d4b41a04702d4180be3e0425aa5b2472 [2023-02-18 22:31:52,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 22:31:52,989 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 22:31:52,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 22:31:52,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 22:31:52,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 22:31:52,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:31:52" (1/1) ... [2023-02-18 22:31:52,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6733fd6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:31:52, skipping insertion in model container [2023-02-18 22:31:52,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:31:52" (1/1) ... [2023-02-18 22:31:52,998 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 22:31:53,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 22:31:53,684 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-18 22:31:53,689 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 22:31:53,692 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 22:31:53,694 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-18 22:31:53,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b15322d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:31:53, skipping insertion in model container [2023-02-18 22:31:53,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 22:31:53,695 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 22:31:53,697 INFO L158 Benchmark]: Toolchain (without parser) took 706.77ms. Allocated memory is still 151.0MB. Free memory was 91.8MB in the beginning and 66.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-02-18 22:31:53,697 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 109.1MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 22:31:53,697 INFO L158 Benchmark]: CACSL2BoogieTranslator took 704.06ms. Allocated memory is still 151.0MB. Free memory was 91.4MB in the beginning and 66.7MB in the end (delta: 24.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-02-18 22:31:53,698 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 109.1MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 704.06ms. Allocated memory is still 151.0MB. Free memory was 91.4MB in the beginning and 66.7MB in the end (delta: 24.7MB). Peak memory consumption was 23.1MB. 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-?-574ddb4 [2023-02-18 22:31:55,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 22:31:55,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 22:31:55,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 22:31:55,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 22:31:55,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 22:31:55,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 22:31:55,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 22:31:55,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 22:31:55,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 22:31:55,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 22:31:55,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 22:31:55,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 22:31:55,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 22:31:55,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 22:31:55,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 22:31:55,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 22:31:55,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 22:31:55,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 22:31:55,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 22:31:55,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 22:31:55,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 22:31:55,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 22:31:55,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 22:31:55,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 22:31:55,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 22:31:55,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 22:31:55,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 22:31:55,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 22:31:55,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 22:31:55,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 22:31:55,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 22:31:55,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 22:31:55,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 22:31:55,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 22:31:55,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 22:31:55,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 22:31:55,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 22:31:55,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 22:31:55,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 22:31:55,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 22:31:55,186 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-18 22:31:55,217 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 22:31:55,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 22:31:55,218 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 22:31:55,218 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 22:31:55,219 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 22:31:55,219 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 22:31:55,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 22:31:55,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 22:31:55,220 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 22:31:55,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 22:31:55,221 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 22:31:55,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 22:31:55,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 22:31:55,221 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 22:31:55,221 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 22:31:55,222 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 22:31:55,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 22:31:55,222 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 22:31:55,222 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-18 22:31:55,222 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-18 22:31:55,222 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 22:31:55,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 22:31:55,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 22:31:55,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 22:31:55,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 22:31:55,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 22:31:55,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 22:31:55,223 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-18 22:31:55,223 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-18 22:31:55,224 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 22:31:55,224 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 22:31:55,224 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 22:31:55,224 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-18 22:31:55,224 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 22:31:55,225 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2023-02-18 22:31:55,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 22:31:55,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 22:31:55,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 22:31:55,488 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 22:31:55,489 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 22:31:55,490 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-02-18 22:31:56,459 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 22:31:56,750 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 22:31:56,750 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-02-18 22:31:56,773 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/443b1e0a5/6ae45232d30b4286b52b3a5544d70111/FLAG9a04621b8 [2023-02-18 22:31:56,787 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/443b1e0a5/6ae45232d30b4286b52b3a5544d70111 [2023-02-18 22:31:56,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 22:31:56,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 22:31:56,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 22:31:56,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 22:31:56,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 22:31:56,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:31:56" (1/1) ... [2023-02-18 22:31:56,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6849e5e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:31:56, skipping insertion in model container [2023-02-18 22:31:56,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:31:56" (1/1) ... [2023-02-18 22:31:56,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 22:31:56,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 22:31:57,473 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-18 22:31:57,482 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 22:31:57,483 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 22:31:57,485 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-18 22:31:57,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22532a76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:31:57, skipping insertion in model container [2023-02-18 22:31:57,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 22:31:57,486 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 22:31:57,487 INFO L158 Benchmark]: Toolchain (without parser) took 697.13ms. Allocated memory is still 83.9MB. Free memory was 57.9MB in the beginning and 51.3MB in the end (delta: 6.6MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-02-18 22:31:57,488 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory was 40.9MB in the beginning and 40.9MB in the end (delta: 51.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 22:31:57,488 INFO L158 Benchmark]: CACSL2BoogieTranslator took 695.56ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 51.8MB in the end (delta: 5.9MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-02-18 22:31:57,489 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory was 40.9MB in the beginning and 40.9MB in the end (delta: 51.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 695.56ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 51.8MB in the end (delta: 5.9MB). Peak memory consumption was 19.8MB. 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