./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/sleep-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8d31f386 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/sleep-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 48a42b9fc621c07e1947acf0e23fa12288ab974e .................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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/sleep-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 48a42b9fc621c07e1947acf0e23fa12288ab974e ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 12:31:46,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 12:31:46,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 12:31:46,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 12:31:46,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 12:31:46,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 12:31:46,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 12:31:46,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 12:31:46,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 12:31:46,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 12:31:46,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 12:31:46,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 12:31:46,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 12:31:46,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 12:31:46,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 12:31:46,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 12:31:46,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 12:31:46,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 12:31:46,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 12:31:46,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 12:31:46,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 12:31:46,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 12:31:46,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 12:31:46,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 12:31:46,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 12:31:46,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 12:31:46,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 12:31:46,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 12:31:46,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 12:31:46,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 12:31:46,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 12:31:46,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 12:31:46,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 12:31:46,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 12:31:46,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 12:31:46,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 12:31:46,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 12:31:46,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 12:31:46,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 12:31:46,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 12:31:46,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 12:31:46,298 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-07-06 12:31:46,333 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 12:31:46,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 12:31:46,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 12:31:46,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 12:31:46,335 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 12:31:46,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 12:31:46,336 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 12:31:46,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 12:31:46,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 12:31:46,336 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-07-06 12:31:46,337 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-07-06 12:31:46,337 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-07-06 12:31:46,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 12:31:46,338 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-07-06 12:31:46,338 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 12:31:46,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 12:31:46,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 12:31:46,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 12:31:46,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 12:31:46,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 12:31:46,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 12:31:46,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 12:31:46,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-06 12:31:46,340 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 12:31:46,340 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48a42b9fc621c07e1947acf0e23fa12288ab974e [2021-07-06 12:31:46,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 12:31:46,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 12:31:46,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 12:31:46,679 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 12:31:46,680 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 12:31:46,680 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2021-07-06 12:31:46,749 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9019468a1/edc6fb99fad543659df3a79498ab22b5/FLAGff73b6c2f [2021-07-06 12:31:47,315 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 12:31:47,316 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2021-07-06 12:31:47,346 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9019468a1/edc6fb99fad543659df3a79498ab22b5/FLAGff73b6c2f [2021-07-06 12:31:47,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9019468a1/edc6fb99fad543659df3a79498ab22b5 [2021-07-06 12:31:47,526 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 12:31:47,528 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-06 12:31:47,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:47,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 12:31:47,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 12:31:47,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:47" (1/1) ... [2021-07-06 12:31:47,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19f61bff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:47, skipping insertion in model container [2021-07-06 12:31:47,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:47" (1/1) ... [2021-07-06 12:31:47,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 12:31:47,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 12:31:48,540 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 [2021-07-06 12:31:48,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d5b2a18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:48, skipping insertion in model container [2021-07-06 12:31:48,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:48,541 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-07-06 12:31:48,543 INFO L168 Benchmark]: Toolchain (without parser) took 1013.85 ms. Allocated memory was 58.7 MB in the beginning and 83.9 MB in the end (delta: 25.2 MB). Free memory was 32.4 MB in the beginning and 53.0 MB in the end (delta: -20.6 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:48,543 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 58.7 MB. Free memory is still 40.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 12:31:48,544 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1009.95 ms. Allocated memory was 58.7 MB in the beginning and 83.9 MB in the end (delta: 25.2 MB). Free memory was 32.3 MB in the beginning and 53.2 MB in the end (delta: -21.0 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:48,545 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 58.7 MB. Free memory is still 40.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1009.95 ms. Allocated memory was 58.7 MB in the beginning and 83.9 MB in the end (delta: 25.2 MB). Free memory was 32.3 MB in the beginning and 53.2 MB in the end (delta: -21.0 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 12:31:50,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 12:31:50,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 12:31:50,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 12:31:50,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 12:31:50,226 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 12:31:50,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 12:31:50,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 12:31:50,234 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 12:31:50,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 12:31:50,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 12:31:50,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 12:31:50,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 12:31:50,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 12:31:50,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 12:31:50,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 12:31:50,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 12:31:50,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 12:31:50,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 12:31:50,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 12:31:50,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 12:31:50,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 12:31:50,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 12:31:50,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 12:31:50,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 12:31:50,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 12:31:50,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 12:31:50,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 12:31:50,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 12:31:50,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 12:31:50,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 12:31:50,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 12:31:50,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 12:31:50,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 12:31:50,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 12:31:50,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 12:31:50,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 12:31:50,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 12:31:50,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 12:31:50,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 12:31:50,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 12:31:50,286 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-07-06 12:31:50,320 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 12:31:50,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 12:31:50,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 12:31:50,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 12:31:50,323 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 12:31:50,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 12:31:50,324 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 12:31:50,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 12:31:50,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 12:31:50,324 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-07-06 12:31:50,325 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-07-06 12:31:50,325 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-07-06 12:31:50,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 12:31:50,326 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-07-06 12:31:50,326 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-06 12:31:50,326 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-06 12:31:50,326 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 12:31:50,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 12:31:50,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 12:31:50,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 12:31:50,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 12:31:50,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 12:31:50,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 12:31:50,328 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-06 12:31:50,328 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-06 12:31:50,328 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 12:31:50,328 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-06 12:31:50,328 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48a42b9fc621c07e1947acf0e23fa12288ab974e [2021-07-06 12:31:50,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 12:31:50,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 12:31:50,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 12:31:50,659 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 12:31:50,659 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 12:31:50,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2021-07-06 12:31:50,731 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7647edfb7/ec04e053b94c465ba3fb492a2a055165/FLAG2c23afca8 [2021-07-06 12:31:51,336 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 12:31:51,336 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2021-07-06 12:31:51,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7647edfb7/ec04e053b94c465ba3fb492a2a055165/FLAG2c23afca8 [2021-07-06 12:31:51,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7647edfb7/ec04e053b94c465ba3fb492a2a055165 [2021-07-06 12:31:51,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 12:31:51,748 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-06 12:31:51,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:51,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 12:31:51,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 12:31:51,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:51" (1/1) ... [2021-07-06 12:31:51,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26a86e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:51, skipping insertion in model container [2021-07-06 12:31:51,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:51" (1/1) ... [2021-07-06 12:31:51,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 12:31:51,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 12:31:52,819 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 [2021-07-06 12:31:52,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@17d8959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:52, skipping insertion in model container [2021-07-06 12:31:52,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:52,820 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-07-06 12:31:52,822 INFO L168 Benchmark]: Toolchain (without parser) took 1072.54 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 28.7 MB in the beginning and 35.9 MB in the end (delta: -7.2 MB). Peak memory consumption was 19.0 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:52,823 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 48.2 MB. Free memory was 28.9 MB in the beginning and 28.8 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 12:31:52,825 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1070.24 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 28.5 MB in the beginning and 36.1 MB in the end (delta: -7.6 MB). Peak memory consumption was 19.0 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:52,826 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 48.2 MB. Free memory was 28.9 MB in the beginning and 28.8 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1070.24 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 28.5 MB in the beginning and 36.1 MB in the end (delta: -7.6 MB). Peak memory consumption was 19.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: 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...