./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/rm-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 3a877d22 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/rm-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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 16:44:14,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 16:44:14,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 16:44:14,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 16:44:14,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 16:44:14,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 16:44:14,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 16:44:14,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 16:44:14,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 16:44:14,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 16:44:14,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 16:44:14,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 16:44:14,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 16:44:14,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 16:44:14,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 16:44:14,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 16:44:14,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 16:44:14,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 16:44:14,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 16:44:14,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 16:44:14,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 16:44:14,476 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 16:44:14,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 16:44:14,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 16:44:14,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 16:44:14,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 16:44:14,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 16:44:14,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 16:44:14,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 16:44:14,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 16:44:14,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 16:44:14,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 16:44:14,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 16:44:14,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 16:44:14,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 16:44:14,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 16:44:14,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 16:44:14,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 16:44:14,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 16:44:14,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 16:44:14,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 16:44:14,500 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-15 16:44:14,515 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 16:44:14,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 16:44:14,515 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 16:44:14,516 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 16:44:14,516 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 16:44:14,516 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 16:44:14,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 16:44:14,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 16:44:14,517 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 16:44:14,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 16:44:14,518 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 16:44:14,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 16:44:14,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 16:44:14,518 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-15 16:44:14,518 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-15 16:44:14,518 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-15 16:44:14,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 16:44:14,519 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 16:44:14,519 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 16:44:14,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 16:44:14,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 16:44:14,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 16:44:14,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 16:44:14,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 16:44:14,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 16:44:14,520 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 16:44:14,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 16:44:14,520 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 16:44:14,520 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2021-12-15 16:44:14,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 16:44:14,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 16:44:14,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 16:44:14,715 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 16:44:14,716 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 16:44:14,717 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-12-15 16:44:14,777 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5112634b4/57e95997c2bc4f8ba3bb212100902736/FLAG3e01939b0 [2021-12-15 16:44:15,341 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 16:44:15,342 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-12-15 16:44:15,370 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5112634b4/57e95997c2bc4f8ba3bb212100902736/FLAG3e01939b0 [2021-12-15 16:44:15,582 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5112634b4/57e95997c2bc4f8ba3bb212100902736 [2021-12-15 16:44:15,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 16:44:15,585 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 16:44:15,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 16:44:15,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 16:44:15,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 16:44:15,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:44:15" (1/1) ... [2021-12-15 16:44:15,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20a9b2dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:44:15, skipping insertion in model container [2021-12-15 16:44:15,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:44:15" (1/1) ... [2021-12-15 16:44:15,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 16:44:15,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 16:44:16,555 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-12-15 16:44:16,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@627bcfb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:44:16, skipping insertion in model container [2021-12-15 16:44:16,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 16:44:16,556 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 16:44:16,558 INFO L158 Benchmark]: Toolchain (without parser) took 972.12ms. Allocated memory is still 130.0MB. Free memory was 92.0MB in the beginning and 86.2MB in the end (delta: 5.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-15 16:44:16,559 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 79.7MB. Free memory was 38.3MB in the beginning and 38.3MB in the end (delta: 36.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 16:44:16,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 970.28ms. Allocated memory is still 130.0MB. Free memory was 91.7MB in the beginning and 86.2MB in the end (delta: 5.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-15 16:44:16,561 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 79.7MB. Free memory was 38.3MB in the beginning and 38.3MB in the end (delta: 36.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 970.28ms. Allocated memory is still 130.0MB. Free memory was 91.7MB in the beginning and 86.2MB in the end (delta: 5.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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/rm-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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 16:44:18,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 16:44:18,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 16:44:18,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 16:44:18,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 16:44:18,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 16:44:18,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 16:44:18,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 16:44:18,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 16:44:18,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 16:44:18,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 16:44:18,345 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 16:44:18,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 16:44:18,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 16:44:18,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 16:44:18,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 16:44:18,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 16:44:18,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 16:44:18,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 16:44:18,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 16:44:18,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 16:44:18,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 16:44:18,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 16:44:18,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 16:44:18,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 16:44:18,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 16:44:18,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 16:44:18,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 16:44:18,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 16:44:18,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 16:44:18,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 16:44:18,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 16:44:18,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 16:44:18,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 16:44:18,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 16:44:18,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 16:44:18,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 16:44:18,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 16:44:18,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 16:44:18,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 16:44:18,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 16:44:18,379 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-15 16:44:18,403 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 16:44:18,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 16:44:18,405 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 16:44:18,405 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 16:44:18,406 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 16:44:18,406 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 16:44:18,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 16:44:18,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 16:44:18,407 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 16:44:18,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 16:44:18,408 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 16:44:18,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 16:44:18,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 16:44:18,409 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-15 16:44:18,409 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-15 16:44:18,409 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-15 16:44:18,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 16:44:18,409 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 16:44:18,409 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 16:44:18,409 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 16:44:18,410 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 16:44:18,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 16:44:18,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 16:44:18,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 16:44:18,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 16:44:18,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 16:44:18,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 16:44:18,411 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 16:44:18,411 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 16:44:18,411 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 16:44:18,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 16:44:18,411 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2021-12-15 16:44:18,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 16:44:18,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 16:44:18,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 16:44:18,801 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 16:44:18,801 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 16:44:18,802 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-12-15 16:44:18,868 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ceef3ec/61526b5dc0ae4882858450a7c7205f5c/FLAG100ab165b [2021-12-15 16:44:19,378 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 16:44:19,379 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-12-15 16:44:19,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ceef3ec/61526b5dc0ae4882858450a7c7205f5c/FLAG100ab165b [2021-12-15 16:44:19,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ceef3ec/61526b5dc0ae4882858450a7c7205f5c [2021-12-15 16:44:19,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 16:44:19,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 16:44:19,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 16:44:19,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 16:44:19,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 16:44:19,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:44:19" (1/1) ... [2021-12-15 16:44:19,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5076ee82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:44:19, skipping insertion in model container [2021-12-15 16:44:19,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:44:19" (1/1) ... [2021-12-15 16:44:19,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 16:44:19,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 16:44:20,878 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-12-15 16:44:20,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5294070b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:44:20, skipping insertion in model container [2021-12-15 16:44:20,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 16:44:20,880 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 16:44:20,882 INFO L158 Benchmark]: Toolchain (without parser) took 993.00ms. Allocated memory was 69.2MB in the beginning and 102.8MB in the end (delta: 33.6MB). Free memory was 44.5MB in the beginning and 67.5MB in the end (delta: -22.9MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2021-12-15 16:44:20,882 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 69.2MB. Free memory was 52.0MB in the beginning and 51.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 16:44:20,884 INFO L158 Benchmark]: CACSL2BoogieTranslator took 989.86ms. Allocated memory was 69.2MB in the beginning and 102.8MB in the end (delta: 33.6MB). Free memory was 44.4MB in the beginning and 67.5MB in the end (delta: -23.1MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-12-15 16:44:20,885 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 69.2MB. Free memory was 52.0MB in the beginning and 51.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 989.86ms. Allocated memory was 69.2MB in the beginning and 102.8MB in the end (delta: 33.6MB). Free memory was 44.4MB in the beginning and 67.5MB in the end (delta: -23.1MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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