./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 7e1ff0e6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/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-?-7e1ff0e [2023-02-15 01:44:56,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:44:56,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:44:56,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:44:56,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:44:56,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:44:56,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:44:56,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:44:56,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:44:56,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:44:56,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:44:56,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:44:56,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:44:56,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:44:56,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:44:56,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:44:56,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:44:56,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:44:56,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:44:56,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:44:56,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:44:56,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:44:56,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:44:56,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:44:56,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:44:56,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:44:56,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:44:56,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:44:56,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:44:56,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:44:56,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:44:56,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:44:56,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:44:56,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:44:56,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:44:56,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:44:56,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:44:56,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:44:56,166 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:44:56,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:44:56,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:44:56,169 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 01:44:56,204 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:44:56,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:44:56,205 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:44:56,206 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:44:56,207 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:44:56,208 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:44:56,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:44:56,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:44:56,209 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:44:56,209 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:44:56,210 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:44:56,210 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:44:56,210 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:44:56,211 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:44:56,211 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:44:56,211 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:44:56,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:44:56,211 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:44:56,212 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:44:56,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:44:56,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:44:56,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:44:56,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:44:56,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:44:56,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:44:56,213 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 01:44:56,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 01:44:56,213 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:44:56,214 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:44:56,214 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:44:56,214 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:44:56,214 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2023-02-15 01:44:56,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:44:56,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:44:56,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:44:56,512 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:44:56,513 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:44:56,514 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2023-02-15 01:44:57,627 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:44:58,022 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:44:58,023 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2023-02-15 01:44:58,056 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c12139e2/06015c84ecf345499a569d8fc36f4d25/FLAGe09c72a26 [2023-02-15 01:44:58,072 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c12139e2/06015c84ecf345499a569d8fc36f4d25 [2023-02-15 01:44:58,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:44:58,076 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:44:58,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:58,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:44:58,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:44:58,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:58" (1/1) ... [2023-02-15 01:44:58,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36e381e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:58, skipping insertion in model container [2023-02-15 01:44:58,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:58" (1/1) ... [2023-02-15 01:44:58,091 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:44:58,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:44:59,379 WARN L623 FunctionHandler]: Unknown extern function strrchr [2023-02-15 01:44:59,386 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:44:59,387 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 01:44:59,389 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 01:44:59,403 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 01:44:59,408 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2023-02-15 01:44:59,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b64d9db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:59, skipping insertion in model container [2023-02-15 01:44:59,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:59,409 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:44:59,411 INFO L158 Benchmark]: Toolchain (without parser) took 1334.71ms. Allocated memory is still 140.5MB. Free memory was 88.4MB in the beginning and 56.6MB in the end (delta: 31.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-02-15 01:44:59,412 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory was 107.6MB in the beginning and 107.5MB in the end (delta: 98.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:44:59,413 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1332.51ms. Allocated memory is still 140.5MB. Free memory was 88.4MB in the beginning and 56.6MB in the end (delta: 31.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-02-15 01:44:59,414 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory was 107.6MB in the beginning and 107.5MB in the end (delta: 98.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1332.51ms. Allocated memory is still 140.5MB. Free memory was 88.4MB in the beginning and 56.6MB in the end (delta: 31.8MB). Peak memory consumption was 31.5MB. 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-?-7e1ff0e [2023-02-15 01:45:01,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:45:01,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:45:01,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:45:01,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:45:01,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:45:01,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:45:01,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:45:01,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:45:01,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:45:01,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:45:01,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:45:01,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:45:01,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:45:01,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:45:01,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:45:01,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:45:01,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:45:01,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:45:01,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:45:01,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:45:01,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:45:01,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:45:01,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:45:01,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:45:01,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:45:01,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:45:01,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:45:01,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:45:01,501 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:45:01,501 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:45:01,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:45:01,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:45:01,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:45:01,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:45:01,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:45:01,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:45:01,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:45:01,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:45:01,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:45:01,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:45:01,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 01:45:01,555 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:45:01,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:45:01,556 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:45:01,556 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:45:01,557 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:45:01,557 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:45:01,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:45:01,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:45:01,558 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:45:01,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:45:01,558 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:45:01,558 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:45:01,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:45:01,558 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:45:01,558 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:45:01,559 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:45:01,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:45:01,559 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:45:01,559 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 01:45:01,559 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 01:45:01,559 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:45:01,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:45:01,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:45:01,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:45:01,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:45:01,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:45:01,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:45:01,560 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 01:45:01,561 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 01:45:01,561 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:45:01,561 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:45:01,561 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:45:01,561 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 01:45:01,562 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:45:01,562 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2023-02-15 01:45:01,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:45:01,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:45:01,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:45:01,894 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:45:01,894 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:45:01,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2023-02-15 01:45:03,142 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:45:03,522 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:45:03,523 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2023-02-15 01:45:03,550 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa7bd2eba/3cf5f5b3b3814fbf9c408dcecae1aed8/FLAG14fdd9e2c [2023-02-15 01:45:03,565 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa7bd2eba/3cf5f5b3b3814fbf9c408dcecae1aed8 [2023-02-15 01:45:03,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:45:03,569 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:45:03,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:03,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:45:03,573 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:45:03,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:03" (1/1) ... [2023-02-15 01:45:03,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d209d65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:03, skipping insertion in model container [2023-02-15 01:45:03,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:03" (1/1) ... [2023-02-15 01:45:03,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:45:03,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:45:04,562 WARN L623 FunctionHandler]: Unknown extern function strrchr [2023-02-15 01:45:04,569 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:45:04,570 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 01:45:04,584 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 01:45:04,593 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 01:45:04,597 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2023-02-15 01:45:04,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3bdbbec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:04, skipping insertion in model container [2023-02-15 01:45:04,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:04,599 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:45:04,600 INFO L158 Benchmark]: Toolchain (without parser) took 1030.27ms. Allocated memory is still 73.4MB. Free memory was 45.0MB in the beginning and 46.6MB in the end (delta: -1.6MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-02-15 01:45:04,601 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:45:04,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1028.37ms. Allocated memory is still 73.4MB. Free memory was 44.8MB in the beginning and 46.6MB in the end (delta: -1.8MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-02-15 01:45:04,602 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1028.37ms. Allocated memory is still 73.4MB. Free memory was 44.8MB in the beginning and 46.6MB in the end (delta: -1.8MB). Peak memory consumption was 21.4MB. 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