./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 574ddb4e 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-?-574ddb4 [2023-02-18 22:33:31,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 22:33:31,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 22:33:31,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 22:33:31,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 22:33:31,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 22:33:31,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 22:33:31,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 22:33:31,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 22:33:31,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 22:33:31,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 22:33:31,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 22:33:31,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 22:33:31,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 22:33:31,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 22:33:31,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 22:33:31,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 22:33:31,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 22:33:31,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 22:33:31,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 22:33:31,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 22:33:31,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 22:33:31,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 22:33:31,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 22:33:31,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 22:33:31,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 22:33:31,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 22:33:31,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 22:33:31,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 22:33:31,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 22:33:31,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 22:33:31,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 22:33:31,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 22:33:31,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 22:33:31,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 22:33:31,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 22:33:31,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 22:33:31,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 22:33:31,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 22:33:31,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 22:33:31,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 22:33:31,287 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-18 22:33:31,312 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 22:33:31,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 22:33:31,312 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 22:33:31,312 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 22:33:31,313 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 22:33:31,313 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 22:33:31,314 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 22:33:31,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 22:33:31,314 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 22:33:31,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 22:33:31,315 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 22:33:31,315 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 22:33:31,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 22:33:31,315 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 22:33:31,315 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 22:33:31,315 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 22:33:31,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 22:33:31,316 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 22:33:31,316 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 22:33:31,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 22:33:31,316 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 22:33:31,316 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 22:33:31,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 22:33:31,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 22:33:31,317 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 22:33:31,317 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 22:33:31,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 22:33:31,317 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 22:33:31,317 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 22:33:31,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 22:33:31,317 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 22:33:31,318 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2023-02-18 22:33:31,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 22:33:31,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 22:33:31,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 22:33:31,497 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 22:33:31,497 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 22:33:31,498 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-18 22:33:32,447 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 22:33:32,728 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 22:33:32,728 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-18 22:33:32,748 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3e0af6ff/602696bbdfd44376842cacf38eb88679/FLAGa2c900938 [2023-02-18 22:33:32,763 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3e0af6ff/602696bbdfd44376842cacf38eb88679 [2023-02-18 22:33:32,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 22:33:32,766 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 22:33:32,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 22:33:32,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 22:33:32,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 22:33:32,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:33:32" (1/1) ... [2023-02-18 22:33:32,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eca38d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:33:32, skipping insertion in model container [2023-02-18 22:33:32,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:33:32" (1/1) ... [2023-02-18 22:33:32,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 22:33:32,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 22:33:33,448 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-18 22:33:33,449 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-18 22:33:33,450 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 22:33:33,464 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 22:33:33,470 WARN L623 FunctionHandler]: Unknown extern function fflush [2023-02-18 22:33:33,502 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 [2023-02-18 22:33:33,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6a341ca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:33:33, skipping insertion in model container [2023-02-18 22:33:33,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 22:33:33,503 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 22:33:33,505 INFO L158 Benchmark]: Toolchain (without parser) took 737.64ms. Allocated memory is still 109.1MB. Free memory was 65.6MB in the beginning and 69.6MB in the end (delta: -4.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-02-18 22:33:33,505 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 109.1MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 22:33:33,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 735.22ms. Allocated memory is still 109.1MB. Free memory was 65.4MB in the beginning and 69.6MB in the end (delta: -4.2MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-02-18 22:33:33,506 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 109.1MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 735.22ms. Allocated memory is still 109.1MB. Free memory was 65.4MB in the beginning and 69.6MB in the end (delta: -4.2MB). Peak memory consumption was 24.1MB. 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-?-574ddb4 [2023-02-18 22:33:34,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 22:33:34,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 22:33:34,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 22:33:34,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 22:33:34,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 22:33:34,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 22:33:34,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 22:33:34,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 22:33:35,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 22:33:35,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 22:33:35,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 22:33:35,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 22:33:35,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 22:33:35,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 22:33:35,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 22:33:35,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 22:33:35,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 22:33:35,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 22:33:35,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 22:33:35,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 22:33:35,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 22:33:35,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 22:33:35,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 22:33:35,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 22:33:35,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 22:33:35,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 22:33:35,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 22:33:35,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 22:33:35,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 22:33:35,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 22:33:35,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 22:33:35,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 22:33:35,030 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 22:33:35,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 22:33:35,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 22:33:35,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 22:33:35,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 22:33:35,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 22:33:35,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 22:33:35,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 22:33:35,035 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-18 22:33:35,060 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 22:33:35,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 22:33:35,061 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 22:33:35,061 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 22:33:35,062 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 22:33:35,062 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 22:33:35,062 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 22:33:35,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 22:33:35,062 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 22:33:35,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 22:33:35,063 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 22:33:35,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 22:33:35,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 22:33:35,063 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 22:33:35,063 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 22:33:35,063 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 22:33:35,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 22:33:35,063 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 22:33:35,064 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-18 22:33:35,064 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-18 22:33:35,065 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 22:33:35,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 22:33:35,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 22:33:35,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 22:33:35,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 22:33:35,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 22:33:35,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 22:33:35,070 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-18 22:33:35,070 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-18 22:33:35,070 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 22:33:35,070 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 22:33:35,070 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 22:33:35,070 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-18 22:33:35,071 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 22:33:35,071 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2023-02-18 22:33:35,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 22:33:35,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 22:33:35,332 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 22:33:35,333 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 22:33:35,333 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 22:33:35,334 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-18 22:33:36,185 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 22:33:36,551 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 22:33:36,551 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-18 22:33:36,581 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c67c5678/585021c581c94ea9a769816e34168943/FLAGdcc22bc72 [2023-02-18 22:33:36,594 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c67c5678/585021c581c94ea9a769816e34168943 [2023-02-18 22:33:36,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 22:33:36,598 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 22:33:36,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 22:33:36,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 22:33:36,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 22:33:36,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:33:36" (1/1) ... [2023-02-18 22:33:36,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66fb56b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:33:36, skipping insertion in model container [2023-02-18 22:33:36,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:33:36" (1/1) ... [2023-02-18 22:33:36,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 22:33:36,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 22:33:37,261 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-18 22:33:37,263 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-18 22:33:37,266 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 22:33:37,281 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 22:33:37,286 WARN L623 FunctionHandler]: Unknown extern function fflush [2023-02-18 22:33:37,308 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 [2023-02-18 22:33:37,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28d1067a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:33:37, skipping insertion in model container [2023-02-18 22:33:37,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 22:33:37,309 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 22:33:37,310 INFO L158 Benchmark]: Toolchain (without parser) took 712.05ms. Allocated memory is still 73.4MB. Free memory was 45.4MB in the beginning and 31.5MB in the end (delta: 13.9MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-02-18 22:33:37,311 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 54.5MB. Free memory was 31.1MB in the beginning and 31.1MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 22:33:37,311 INFO L158 Benchmark]: CACSL2BoogieTranslator took 710.64ms. Allocated memory is still 73.4MB. Free memory was 45.2MB in the beginning and 31.5MB in the end (delta: 13.7MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-02-18 22:33:37,312 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 54.5MB. Free memory was 31.1MB in the beginning and 31.1MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 710.64ms. Allocated memory is still 73.4MB. Free memory was 45.2MB in the beginning and 31.5MB in the end (delta: 13.7MB). Peak memory consumption was 16.9MB. 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