./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/usleep-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version eb692b52 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/usleep-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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 12:44:22,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:44:22,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:44:22,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:44:22,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:44:22,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:44:22,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:44:22,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:44:22,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:44:22,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:44:22,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:44:22,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:44:22,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:44:22,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:44:22,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:44:22,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:44:22,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:44:22,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:44:22,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:44:22,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:44:22,276 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:44:22,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:44:22,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:44:22,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:44:22,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:44:22,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:44:22,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:44:22,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:44:22,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:44:22,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:44:22,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:44:22,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:44:22,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:44:22,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:44:22,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:44:22,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:44:22,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:44:22,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:44:22,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:44:22,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:44:22,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:44:22,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:44:22,299 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-20 12:44:22,328 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:44:22,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:44:22,332 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:44:22,332 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:44:22,332 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:44:22,333 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:44:22,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:44:22,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:44:22,333 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:44:22,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:44:22,335 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:44:22,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:44:22,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:44:22,335 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:44:22,335 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:44:22,335 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:44:22,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:44:22,336 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:44:22,336 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:44:22,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:44:22,337 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:44:22,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:44:22,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:44:22,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:44:22,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:44:22,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 12:44:22,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 12:44:22,339 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2022-07-20 12:44:22,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:44:22,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:44:22,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:44:22,643 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:44:22,644 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:44:22,645 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2022-07-20 12:44:22,700 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92253a08d/f3322abc9d304d43b12f3f326e12629c/FLAG3895adf0f [2022-07-20 12:44:23,267 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:44:23,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2022-07-20 12:44:23,299 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92253a08d/f3322abc9d304d43b12f3f326e12629c/FLAG3895adf0f [2022-07-20 12:44:23,491 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92253a08d/f3322abc9d304d43b12f3f326e12629c [2022-07-20 12:44:23,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:44:23,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:44:23,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:44:23,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:44:23,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:44:23,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:44:23" (1/1) ... [2022-07-20 12:44:23,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dfe1c2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:23, skipping insertion in model container [2022-07-20 12:44:23,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:44:23" (1/1) ... [2022-07-20 12:44:23,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:44:23,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:44:24,354 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 [2022-07-20 12:44:24,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@eaf0ac7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:24, skipping insertion in model container [2022-07-20 12:44:24,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:44:24,356 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:44:24,358 INFO L158 Benchmark]: Toolchain (without parser) took 862.03ms. Allocated memory is still 98.6MB. Free memory was 55.1MB in the beginning and 60.3MB in the end (delta: -5.2MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-07-20 12:44:24,359 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 98.6MB. Free memory was 76.0MB in the beginning and 75.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:44:24,361 INFO L158 Benchmark]: CACSL2BoogieTranslator took 858.89ms. Allocated memory is still 98.6MB. Free memory was 54.9MB in the beginning and 60.3MB in the end (delta: -5.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-07-20 12:44:24,362 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 98.6MB. Free memory was 76.0MB in the beginning and 75.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 858.89ms. Allocated memory is still 98.6MB. Free memory was 54.9MB in the beginning and 60.3MB in the end (delta: -5.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: 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/usleep-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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 12:44:26,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:44:26,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:44:26,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:44:26,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:44:26,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:44:26,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:44:26,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:44:26,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:44:26,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:44:26,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:44:26,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:44:26,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:44:26,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:44:26,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:44:26,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:44:26,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:44:26,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:44:26,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:44:26,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:44:26,247 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:44:26,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:44:26,251 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:44:26,252 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:44:26,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:44:26,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:44:26,261 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:44:26,261 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:44:26,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:44:26,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:44:26,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:44:26,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:44:26,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:44:26,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:44:26,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:44:26,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:44:26,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:44:26,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:44:26,269 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:44:26,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:44:26,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:44:26,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:44:26,277 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-20 12:44:26,310 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:44:26,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:44:26,311 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:44:26,311 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:44:26,312 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:44:26,312 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:44:26,313 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:44:26,313 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:44:26,313 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:44:26,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:44:26,314 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:44:26,314 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:44:26,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:44:26,315 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:44:26,315 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:44:26,315 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:44:26,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:44:26,322 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:44:26,322 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 12:44:26,322 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 12:44:26,323 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:44:26,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:44:26,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:44:26,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:44:26,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:44:26,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:44:26,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:44:26,324 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 12:44:26,324 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 12:44:26,324 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 12:44:26,325 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2022-07-20 12:44:26,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:44:26,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:44:26,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:44:26,697 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:44:26,697 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:44:26,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2022-07-20 12:44:26,760 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3b58cf4c/5cdc3f505e4f472fa3f8c77cb590084f/FLAG0394186b5 [2022-07-20 12:44:27,429 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:44:27,434 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2022-07-20 12:44:27,459 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3b58cf4c/5cdc3f505e4f472fa3f8c77cb590084f/FLAG0394186b5 [2022-07-20 12:44:27,732 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3b58cf4c/5cdc3f505e4f472fa3f8c77cb590084f [2022-07-20 12:44:27,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:44:27,736 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:44:27,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:44:27,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:44:27,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:44:27,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:44:27" (1/1) ... [2022-07-20 12:44:27,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ed4bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:27, skipping insertion in model container [2022-07-20 12:44:27,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:44:27" (1/1) ... [2022-07-20 12:44:27,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:44:27,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:44:28,710 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 [2022-07-20 12:44:28,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52414c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:28, skipping insertion in model container [2022-07-20 12:44:28,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:44:28,712 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:44:28,714 INFO L158 Benchmark]: Toolchain (without parser) took 976.72ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 32.9MB in the beginning and 35.1MB in the end (delta: -2.2MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-07-20 12:44:28,715 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 50.3MB. Free memory is still 32.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:44:28,717 INFO L158 Benchmark]: CACSL2BoogieTranslator took 973.19ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 32.7MB in the beginning and 35.1MB in the end (delta: -2.4MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-07-20 12:44:28,718 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 50.3MB. Free memory is still 32.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 973.19ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 32.7MB in the beginning and 35.1MB in the end (delta: -2.4MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: 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