./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/who-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7e1ff0e6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/who-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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- Real Ultimate output --- This is Ultimate 0.2.2-?-7e1ff0e [2023-02-15 01:45:16,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:45:16,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:45:16,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:45:16,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:45:16,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:45:16,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:45:16,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:45:16,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:45:16,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:45:16,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:45:16,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:45:16,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:45:16,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:45:16,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:45:16,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:45:16,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:45:16,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:45:16,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:45:16,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:45:16,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:45:16,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:45:16,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:45:16,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:45:16,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:45:16,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:45:16,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:45:16,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:45:16,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:45:16,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:45:16,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:45:16,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:45:16,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:45:16,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:45:16,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:45:16,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:45:16,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:45:16,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:45:16,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:45:16,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:45:16,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:45:16,418 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 01:45:16,440 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:45:16,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:45:16,440 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:45:16,440 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:45:16,441 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:45:16,441 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:45:16,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:45:16,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:45:16,441 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:45:16,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:45:16,442 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:45:16,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:45:16,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:45:16,442 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:45:16,442 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:45:16,442 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:45:16,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:45:16,442 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:45:16,442 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:45:16,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:45:16,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:45:16,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:45:16,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:45:16,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:45:16,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:45:16,443 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 01:45:16,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 01:45:16,443 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:45:16,443 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:45:16,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:45:16,444 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:45:16,444 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2023-02-15 01:45:16,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:45:16,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:45:16,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:45:16,683 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:45:16,683 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:45:16,684 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-15 01:45:17,747 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:45:18,062 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:45:18,062 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-15 01:45:18,083 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc5a61aa7/15662ddc33d34949a90987b94c76f46e/FLAG591fb2ba1 [2023-02-15 01:45:18,095 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc5a61aa7/15662ddc33d34949a90987b94c76f46e [2023-02-15 01:45:18,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:45:18,099 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:45:18,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:18,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:45:18,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:45:18,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:18" (1/1) ... [2023-02-15 01:45:18,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ea76a75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:18, skipping insertion in model container [2023-02-15 01:45:18,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:18" (1/1) ... [2023-02-15 01:45:18,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:45:18,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:45:18,851 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 01:45:18,852 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 01:45:18,854 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 01:45:18,862 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 01:45:18,863 WARN L623 FunctionHandler]: Unknown extern function fflush [2023-02-15 01:45:18,880 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2023-02-15 01:45:18,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a7f07ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:18, skipping insertion in model container [2023-02-15 01:45:18,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:18,882 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:45:18,883 INFO L158 Benchmark]: Toolchain (without parser) took 783.16ms. Allocated memory is still 209.7MB. Free memory was 159.0MB in the beginning and 129.1MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-02-15 01:45:18,883 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 142.6MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:45:18,884 INFO L158 Benchmark]: CACSL2BoogieTranslator took 780.55ms. Allocated memory is still 209.7MB. Free memory was 159.0MB in the beginning and 129.1MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-02-15 01:45:18,884 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 142.6MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 780.55ms. Allocated memory is still 209.7MB. Free memory was 159.0MB in the beginning and 129.1MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: 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/who-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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- Real Ultimate output --- This is Ultimate 0.2.2-?-7e1ff0e [2023-02-15 01:45:20,551 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:45:20,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:45:20,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:45:20,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:45:20,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:45:20,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:45:20,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:45:20,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:45:20,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:45:20,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:45:20,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:45:20,601 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:45:20,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:45:20,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:45:20,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:45:20,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:45:20,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:45:20,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:45:20,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:45:20,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:45:20,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:45:20,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:45:20,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:45:20,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:45:20,624 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:45:20,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:45:20,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:45:20,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:45:20,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:45:20,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:45:20,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:45:20,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:45:20,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:45:20,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:45:20,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:45:20,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:45:20,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:45:20,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:45:20,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:45:20,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:45:20,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 01:45:20,659 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:45:20,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:45:20,660 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:45:20,660 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:45:20,661 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:45:20,661 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:45:20,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:45:20,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:45:20,662 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:45:20,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:45:20,663 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:45:20,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:45:20,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:45:20,663 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:45:20,663 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:45:20,664 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:45:20,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:45:20,664 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:45:20,664 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 01:45:20,664 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 01:45:20,664 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:45:20,664 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:45:20,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:45:20,665 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:45:20,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:45:20,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:45:20,665 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:45:20,665 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 01:45:20,666 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 01:45:20,666 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:45:20,666 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:45:20,666 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:45:20,666 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 01:45:20,666 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:45:20,667 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2023-02-15 01:45:20,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:45:20,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:45:20,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:45:20,986 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:45:20,986 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:45:20,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-15 01:45:22,008 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:45:22,413 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:45:22,414 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-15 01:45:22,437 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8948da81/f43980fab21b461ea8703d21037d33d6/FLAG874c219d8 [2023-02-15 01:45:22,451 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8948da81/f43980fab21b461ea8703d21037d33d6 [2023-02-15 01:45:22,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:45:22,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:45:22,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:22,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:45:22,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:45:22,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:22" (1/1) ... [2023-02-15 01:45:22,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a919b4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:22, skipping insertion in model container [2023-02-15 01:45:22,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:22" (1/1) ... [2023-02-15 01:45:22,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:45:22,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:45:23,361 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 01:45:23,362 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 01:45:23,366 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 01:45:23,380 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 01:45:23,386 WARN L623 FunctionHandler]: Unknown extern function fflush [2023-02-15 01:45:23,420 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2023-02-15 01:45:23,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@489b89ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:23, skipping insertion in model container [2023-02-15 01:45:23,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:23,423 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:45:23,424 INFO L158 Benchmark]: Toolchain (without parser) took 968.32ms. Allocated memory is still 100.7MB. Free memory was 71.7MB in the beginning and 68.2MB in the end (delta: 3.5MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2023-02-15 01:45:23,424 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 67.1MB. Free memory is still 44.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:45:23,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 965.22ms. Allocated memory is still 100.7MB. Free memory was 71.4MB in the beginning and 68.2MB in the end (delta: 3.2MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2023-02-15 01:45:23,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 67.1MB. Free memory is still 44.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 965.22ms. Allocated memory is still 100.7MB. Free memory was 71.4MB in the beginning and 68.2MB in the end (delta: 3.2MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: 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