./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/uniq-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/uniq-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 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-7e1ff0e [2023-02-15 01:45:08,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:45:08,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:45:08,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:45:08,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:45:08,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:45:08,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:45:08,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:45:08,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:45:08,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:45:08,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:45:08,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:45:08,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:45:08,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:45:08,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:45:08,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:45:08,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:45:08,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:45:08,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:45:08,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:45:08,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:45:08,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:45:08,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:45:08,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:45:08,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:45:08,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:45:08,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:45:08,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:45:08,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:45:08,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:45:08,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:45:08,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:45:08,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:45:08,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:45:08,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:45:08,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:45:08,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:45:08,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:45:08,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:45:08,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:45:08,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:45:08,249 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 01:45:08,276 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:45:08,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:45:08,277 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:45:08,277 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:45:08,278 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:45:08,278 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:45:08,279 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:45:08,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:45:08,279 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:45:08,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:45:08,280 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:45:08,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:45:08,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:45:08,281 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:45:08,281 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:45:08,281 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:45:08,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:45:08,282 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:45:08,282 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:45:08,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:45:08,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:45:08,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:45:08,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:45:08,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:45:08,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:45:08,283 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 01:45:08,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 01:45:08,284 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:45:08,284 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:45:08,284 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:45:08,284 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:45:08,284 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2023-02-15 01:45:08,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:45:08,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:45:08,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:45:08,567 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:45:08,568 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:45:08,569 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2023-02-15 01:45:09,710 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:45:10,041 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:45:10,041 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2023-02-15 01:45:10,070 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d58b4430/3c6fc9d9f99c41ae8d29d465045d2527/FLAGaddfc163c [2023-02-15 01:45:10,084 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d58b4430/3c6fc9d9f99c41ae8d29d465045d2527 [2023-02-15 01:45:10,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:45:10,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:45:10,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:10,093 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:45:10,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:45:10,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:10" (1/1) ... [2023-02-15 01:45:10,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21596b75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:10, skipping insertion in model container [2023-02-15 01:45:10,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:10" (1/1) ... [2023-02-15 01:45:10,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:45:10,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:45:11,150 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-15 01:45:11,166 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:45:11,168 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 01:45:11,170 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 01:45:11,190 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 01:45:11,199 WARN L623 FunctionHandler]: Unknown extern function ferror [2023-02-15 01:45:11,201 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2023-02-15 01:45:11,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c93248c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:11, skipping insertion in model container [2023-02-15 01:45:11,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:11,203 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:45:11,205 INFO L158 Benchmark]: Toolchain (without parser) took 1115.44ms. Allocated memory is still 134.2MB. Free memory was 79.1MB in the beginning and 96.3MB in the end (delta: -17.2MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2023-02-15 01:45:11,205 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 107.0MB. Free memory was 58.9MB in the beginning and 58.9MB in the end (delta: 32.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:45:11,206 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1110.10ms. Allocated memory is still 134.2MB. Free memory was 79.0MB in the beginning and 96.3MB in the end (delta: -17.3MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2023-02-15 01:45:11,208 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 107.0MB. Free memory was 58.9MB in the beginning and 58.9MB in the end (delta: 32.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1110.10ms. Allocated memory is still 134.2MB. Free memory was 79.0MB in the beginning and 96.3MB in the end (delta: -17.3MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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/uniq-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 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-7e1ff0e [2023-02-15 01:45:13,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:45:13,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:45:13,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:45:13,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:45:13,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:45:13,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:45:13,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:45:13,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:45:13,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:45:13,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:45:13,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:45:13,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:45:13,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:45:13,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:45:13,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:45:13,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:45:13,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:45:13,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:45:13,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:45:13,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:45:13,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:45:13,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:45:13,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:45:13,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:45:13,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:45:13,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:45:13,292 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:45:13,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:45:13,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:45:13,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:45:13,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:45:13,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:45:13,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:45:13,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:45:13,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:45:13,298 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:45:13,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:45:13,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:45:13,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:45:13,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:45:13,301 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 01:45:13,333 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:45:13,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:45:13,335 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:45:13,335 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:45:13,336 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:45:13,336 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:45:13,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:45:13,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:45:13,337 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:45:13,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:45:13,338 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:45:13,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:45:13,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:45:13,339 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:45:13,339 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:45:13,339 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:45:13,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:45:13,340 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:45:13,340 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 01:45:13,340 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 01:45:13,340 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:45:13,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:45:13,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:45:13,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:45:13,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:45:13,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:45:13,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:45:13,342 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 01:45:13,342 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 01:45:13,342 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:45:13,343 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:45:13,343 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:45:13,343 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 01:45:13,343 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:45:13,344 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2023-02-15 01:45:13,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:45:13,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:45:13,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:45:13,706 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:45:13,707 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:45:13,708 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2023-02-15 01:45:15,037 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:45:15,421 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:45:15,422 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2023-02-15 01:45:15,447 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dbe188c0/97ab493939ef4e049584bf84d5c4ed2e/FLAGeede5e3ce [2023-02-15 01:45:15,463 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dbe188c0/97ab493939ef4e049584bf84d5c4ed2e [2023-02-15 01:45:15,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:45:15,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:45:15,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:15,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:45:15,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:45:15,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:15" (1/1) ... [2023-02-15 01:45:15,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@82d712f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:15, skipping insertion in model container [2023-02-15 01:45:15,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:15" (1/1) ... [2023-02-15 01:45:15,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:45:15,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:45:16,460 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-15 01:45:16,468 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:45:16,473 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 01:45:16,479 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 01:45:16,496 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 01:45:16,505 WARN L623 FunctionHandler]: Unknown extern function ferror [2023-02-15 01:45:16,507 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2023-02-15 01:45:16,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b26a305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:16, skipping insertion in model container [2023-02-15 01:45:16,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:16,509 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:45:16,511 INFO L158 Benchmark]: Toolchain (without parser) took 1043.00ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 32.6MB in the beginning and 42.6MB in the end (delta: -10.0MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-02-15 01:45:16,512 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 50.3MB. Free memory was 26.9MB in the beginning and 26.8MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:45:16,513 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1041.03ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 32.4MB in the beginning and 42.6MB in the end (delta: -10.2MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-02-15 01:45:16,515 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 50.3MB. Free memory was 26.9MB in the beginning and 26.8MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1041.03ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 32.4MB in the beginning and 42.6MB in the end (delta: -10.2MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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