./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 e8d55036 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-?-e8d5503-m [2023-02-15 22:35:10,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:35:10,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:35:10,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:35:10,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:35:10,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:35:10,070 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:35:10,076 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:35:10,078 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:35:10,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:35:10,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:35:10,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:35:10,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:35:10,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:35:10,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:35:10,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:35:10,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:35:10,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:35:10,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:35:10,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:35:10,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:35:10,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:35:10,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:35:10,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:35:10,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:35:10,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:35:10,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:35:10,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:35:10,103 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:35:10,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:35:10,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:35:10,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:35:10,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:35:10,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:35:10,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:35:10,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:35:10,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:35:10,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:35:10,107 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:35:10,108 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:35:10,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:35:10,109 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 22:35:10,132 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:35:10,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:35:10,133 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:35:10,133 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:35:10,133 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:35:10,134 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:35:10,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:35:10,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:35:10,134 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:35:10,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:35:10,135 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:35:10,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:35:10,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:35:10,135 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:35:10,136 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:35:10,136 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:35:10,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:35:10,136 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:35:10,136 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:35:10,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:35:10,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:35:10,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:35:10,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:35:10,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:35:10,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:35:10,137 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 22:35:10,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 22:35:10,138 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:35:10,138 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:35:10,138 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:35:10,138 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:35:10,138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2023-02-15 22:35:10,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:35:10,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:35:10,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:35:10,345 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:35:10,345 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:35:10,346 INFO L432 ainManager$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 22:35:11,359 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:35:11,646 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:35:11,646 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-02-15 22:35:11,671 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef0d1fa80/df727ab31704485c9f65aa658d171b45/FLAGf79805705 [2023-02-15 22:35:11,680 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef0d1fa80/df727ab31704485c9f65aa658d171b45 [2023-02-15 22:35:11,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:35:11,683 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:35:11,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:11,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:35:11,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:35:11,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:11" (1/1) ... [2023-02-15 22:35:11,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ba64cd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:11, skipping insertion in model container [2023-02-15 22:35:11,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:11" (1/1) ... [2023-02-15 22:35:11,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:35:11,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:35:12,372 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-15 22:35:12,378 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 22:35:12,382 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 22:35:12,385 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 22:35:12,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50697985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:12, skipping insertion in model container [2023-02-15 22:35:12,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:12,386 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 22:35:12,388 INFO L158 Benchmark]: Toolchain (without parser) took 703.60ms. Allocated memory is still 119.5MB. Free memory was 64.7MB in the beginning and 74.6MB in the end (delta: -9.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-02-15 22:35:12,388 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 96.5MB. Free memory is still 66.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:35:12,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 701.93ms. Allocated memory is still 119.5MB. Free memory was 64.7MB in the beginning and 74.6MB in the end (delta: -9.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-02-15 22:35:12,389 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 96.5MB. Free memory is still 66.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 701.93ms. Allocated memory is still 119.5MB. Free memory was 64.7MB in the beginning and 74.6MB in the end (delta: -9.9MB). Peak memory consumption was 12.6MB. 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-?-e8d5503-m [2023-02-15 22:35:13,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:35:13,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:35:13,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:35:13,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:35:13,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:35:13,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:35:13,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:35:13,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:35:13,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:35:13,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:35:13,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:35:13,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:35:13,955 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:35:13,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:35:13,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:35:13,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:35:13,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:35:13,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:35:13,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:35:13,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:35:13,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:35:13,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:35:13,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:35:13,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:35:13,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:35:13,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:35:13,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:35:13,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:35:13,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:35:13,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:35:13,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:35:13,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:35:13,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:35:13,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:35:13,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:35:13,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:35:13,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:35:13,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:35:13,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:35:13,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:35:13,982 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 22:35:14,008 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:35:14,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:35:14,009 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:35:14,009 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:35:14,010 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:35:14,010 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:35:14,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:35:14,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:35:14,011 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:35:14,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:35:14,012 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:35:14,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:35:14,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:35:14,012 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:35:14,012 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:35:14,012 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:35:14,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:35:14,013 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:35:14,013 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 22:35:14,013 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 22:35:14,013 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:35:14,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:35:14,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:35:14,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:35:14,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:35:14,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:35:14,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:35:14,014 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 22:35:14,015 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 22:35:14,015 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:35:14,015 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:35:14,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:35:14,015 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 22:35:14,015 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:35:14,015 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2023-02-15 22:35:14,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:35:14,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:35:14,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:35:14,291 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:35:14,291 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:35:14,292 INFO L432 ainManager$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 22:35:15,208 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:35:15,521 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:35:15,521 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-02-15 22:35:15,544 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe6352c98/39299435238e4d59b7acd6bb688e2ac7/FLAG3e575d358 [2023-02-15 22:35:15,555 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe6352c98/39299435238e4d59b7acd6bb688e2ac7 [2023-02-15 22:35:15,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:35:15,557 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:35:15,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:15,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:35:15,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:35:15,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:15" (1/1) ... [2023-02-15 22:35:15,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ad9aa7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:15, skipping insertion in model container [2023-02-15 22:35:15,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:15" (1/1) ... [2023-02-15 22:35:15,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:35:15,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:35:16,243 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-15 22:35:16,251 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 22:35:16,253 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 22:35:16,254 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 22:35:16,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4df91438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:16, skipping insertion in model container [2023-02-15 22:35:16,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:16,255 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 22:35:16,257 INFO L158 Benchmark]: Toolchain (without parser) took 698.66ms. Allocated memory is still 71.3MB. Free memory was 43.2MB in the beginning and 33.7MB in the end (delta: 9.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-02-15 22:35:16,257 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory is still 33.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:35:16,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 694.13ms. Allocated memory is still 71.3MB. Free memory was 43.0MB in the beginning and 33.7MB in the end (delta: 9.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-02-15 22:35:16,258 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 56.6MB. Free memory is still 33.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 694.13ms. Allocated memory is still 71.3MB. Free memory was 43.0MB in the beginning and 33.7MB in the end (delta: 9.3MB). Peak memory consumption was 12.6MB. 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