./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 26d01a9c 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/sync-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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-17 03:35:29,045 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 03:35:29,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 03:35:29,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 03:35:29,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 03:35:29,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 03:35:29,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 03:35:29,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 03:35:29,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 03:35:29,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 03:35:29,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 03:35:29,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 03:35:29,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 03:35:29,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 03:35:29,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 03:35:29,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 03:35:29,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 03:35:29,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 03:35:29,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 03:35:29,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 03:35:29,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 03:35:29,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 03:35:29,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 03:35:29,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 03:35:29,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 03:35:29,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 03:35:29,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 03:35:29,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 03:35:29,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 03:35:29,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 03:35:29,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 03:35:29,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 03:35:29,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 03:35:29,109 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 03:35:29,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 03:35:29,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 03:35:29,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 03:35:29,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 03:35:29,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 03:35:29,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 03:35:29,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 03:35:29,121 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-17 03:35:29,163 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 03:35:29,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 03:35:29,164 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 03:35:29,164 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 03:35:29,164 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 03:35:29,165 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 03:35:29,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 03:35:29,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 03:35:29,165 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 03:35:29,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 03:35:29,166 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 03:35:29,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 03:35:29,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 03:35:29,166 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-17 03:35:29,166 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-17 03:35:29,166 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-17 03:35:29,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 03:35:29,167 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-17 03:35:29,167 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 03:35:29,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 03:35:29,167 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 03:35:29,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 03:35:29,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 03:35:29,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 03:35:29,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 03:35:29,168 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-17 03:35:29,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-17 03:35:29,168 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 03:35:29,168 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 03:35:29,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 03:35:29,169 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 03:35:29,169 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2023-02-17 03:35:29,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 03:35:29,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 03:35:29,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 03:35:29,323 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 03:35:29,324 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 03:35:29,325 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-17 03:35:30,411 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 03:35:30,720 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 03:35:30,720 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-17 03:35:30,734 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb4f55d67/a631097505624bc8908617236d539f5e/FLAGf60e74d35 [2023-02-17 03:35:31,038 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb4f55d67/a631097505624bc8908617236d539f5e [2023-02-17 03:35:31,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 03:35:31,042 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 03:35:31,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 03:35:31,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 03:35:31,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 03:35:31,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:35:31" (1/1) ... [2023-02-17 03:35:31,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b243cf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 03:35:31, skipping insertion in model container [2023-02-17 03:35:31,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:35:31" (1/1) ... [2023-02-17 03:35:31,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 03:35:31,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 03:35:31,672 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-17 03:35:31,694 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-17 03:35:31,702 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2023-02-17 03:35:31,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a85bc72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 03:35:31, skipping insertion in model container [2023-02-17 03:35:31,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 03:35:31,704 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-17 03:35:31,706 INFO L158 Benchmark]: Toolchain (without parser) took 663.31ms. Allocated memory is still 119.5MB. Free memory was 74.6MB in the beginning and 54.3MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-02-17 03:35:31,707 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 119.5MB. Free memory was 87.8MB in the beginning and 87.7MB in the end (delta: 83.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 03:35:31,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 660.13ms. Allocated memory is still 119.5MB. Free memory was 74.6MB in the beginning and 54.3MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-02-17 03:35:31,710 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 119.5MB. Free memory was 87.8MB in the beginning and 87.7MB in the end (delta: 83.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 660.13ms. Allocated memory is still 119.5MB. Free memory was 74.6MB in the beginning and 54.3MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg 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/sync-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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-17 03:35:33,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 03:35:33,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 03:35:33,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 03:35:33,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 03:35:33,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 03:35:33,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 03:35:33,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 03:35:33,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 03:35:33,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 03:35:33,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 03:35:33,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 03:35:33,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 03:35:33,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 03:35:33,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 03:35:33,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 03:35:33,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 03:35:33,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 03:35:33,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 03:35:33,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 03:35:33,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 03:35:33,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 03:35:33,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 03:35:33,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 03:35:33,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 03:35:33,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 03:35:33,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 03:35:33,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 03:35:33,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 03:35:33,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 03:35:33,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 03:35:33,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 03:35:33,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 03:35:33,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 03:35:33,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 03:35:33,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 03:35:33,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 03:35:33,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 03:35:33,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 03:35:33,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 03:35:33,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 03:35:33,579 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-17 03:35:33,607 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 03:35:33,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 03:35:33,608 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 03:35:33,608 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 03:35:33,609 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 03:35:33,609 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 03:35:33,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 03:35:33,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 03:35:33,610 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 03:35:33,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 03:35:33,611 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 03:35:33,611 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 03:35:33,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 03:35:33,611 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-17 03:35:33,611 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-17 03:35:33,611 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-17 03:35:33,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 03:35:33,612 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-17 03:35:33,612 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-17 03:35:33,612 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-17 03:35:33,612 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 03:35:33,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 03:35:33,613 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 03:35:33,613 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 03:35:33,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 03:35:33,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 03:35:33,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 03:35:33,614 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-17 03:35:33,614 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-17 03:35:33,614 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 03:35:33,614 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 03:35:33,614 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 03:35:33,614 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-17 03:35:33,615 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 03:35:33,615 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2023-02-17 03:35:33,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 03:35:33,909 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 03:35:33,912 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 03:35:33,913 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 03:35:33,913 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 03:35:33,914 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-17 03:35:35,104 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 03:35:35,534 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 03:35:35,534 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-17 03:35:35,556 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ebc34a9f/0cc55c83c8a54b779808271bd62b42db/FLAGa5b1e1e76 [2023-02-17 03:35:35,572 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ebc34a9f/0cc55c83c8a54b779808271bd62b42db [2023-02-17 03:35:35,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 03:35:35,575 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 03:35:35,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 03:35:35,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 03:35:35,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 03:35:35,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:35:35" (1/1) ... [2023-02-17 03:35:35,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71605fbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 03:35:35, skipping insertion in model container [2023-02-17 03:35:35,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:35:35" (1/1) ... [2023-02-17 03:35:35,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 03:35:35,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 03:35:36,280 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-17 03:35:36,298 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-17 03:35:36,305 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2023-02-17 03:35:36,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5d74050b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 03:35:36, skipping insertion in model container [2023-02-17 03:35:36,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 03:35:36,307 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-17 03:35:36,308 INFO L158 Benchmark]: Toolchain (without parser) took 732.39ms. Allocated memory is still 102.8MB. Free memory was 75.7MB in the beginning and 54.6MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-02-17 03:35:36,309 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory is still 42.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 03:35:36,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 730.66ms. Allocated memory is still 102.8MB. Free memory was 75.7MB in the beginning and 54.6MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-02-17 03:35:36,310 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory is still 42.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 730.66ms. Allocated memory is still 102.8MB. Free memory was 75.7MB in the beginning and 54.6MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg 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