./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 a31fd051 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-?-a31fd05 [2023-02-15 13:35:41,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:35:41,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:35:41,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:35:41,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:35:41,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:35:41,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:35:41,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:35:41,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:35:41,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:35:41,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:35:41,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:35:41,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:35:41,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:35:42,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:35:42,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:35:42,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:35:42,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:35:42,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:35:42,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:35:42,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:35:42,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:35:42,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:35:42,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:35:42,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:35:42,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:35:42,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:35:42,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:35:42,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:35:42,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:35:42,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:35:42,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:35:42,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:35:42,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:35:42,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:35:42,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:35:42,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:35:42,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:35:42,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:35:42,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:35:42,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:35:42,025 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 13:35:42,050 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:35:42,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:35:42,051 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:35:42,051 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:35:42,052 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:35:42,052 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:35:42,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:35:42,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:35:42,054 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:35:42,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:35:42,055 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:35:42,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:35:42,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:35:42,056 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:35:42,056 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:35:42,056 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:35:42,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:35:42,056 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:35:42,057 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:35:42,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:35:42,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:35:42,057 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:35:42,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:35:42,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:35:42,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:35:42,058 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 13:35:42,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 13:35:42,058 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:35:42,058 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:35:42,059 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:35:42,059 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:35:42,059 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2023-02-15 13:35:42,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:35:42,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:35:42,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:35:42,297 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:35:42,297 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:35:42,298 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-15 13:35:43,363 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:35:43,647 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:35:43,648 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-15 13:35:43,662 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f00f659ca/7eeedab1eab14802853ab79e7bf89f7f/FLAG899eab9b4 [2023-02-15 13:35:43,672 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f00f659ca/7eeedab1eab14802853ab79e7bf89f7f [2023-02-15 13:35:43,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:35:43,675 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:35:43,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:43,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:35:43,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:35:43,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:43" (1/1) ... [2023-02-15 13:35:43,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@608727f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:43, skipping insertion in model container [2023-02-15 13:35:43,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:43" (1/1) ... [2023-02-15 13:35:43,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:35:43,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:35:44,209 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 13:35:44,218 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 13:35:44,221 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2023-02-15 13:35:44,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@546f58d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:44, skipping insertion in model container [2023-02-15 13:35:44,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:44,222 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 13:35:44,223 INFO L158 Benchmark]: Toolchain (without parser) took 547.02ms. Allocated memory is still 140.5MB. Free memory was 92.7MB in the beginning and 72.5MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-02-15 13:35:44,223 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 140.5MB. Free memory was 86.3MB in the beginning and 86.2MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:35:44,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 545.52ms. Allocated memory is still 140.5MB. Free memory was 92.2MB in the beginning and 72.5MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-02-15 13:35:44,225 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 140.5MB. Free memory was 86.3MB in the beginning and 86.2MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 545.52ms. Allocated memory is still 140.5MB. Free memory was 92.2MB in the beginning and 72.5MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. 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-?-a31fd05 [2023-02-15 13:35:45,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:35:45,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:35:45,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:35:45,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:35:45,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:35:45,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:35:45,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:35:45,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:35:45,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:35:45,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:35:45,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:35:45,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:35:45,948 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:35:45,949 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:35:45,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:35:45,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:35:45,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:35:45,954 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:35:45,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:35:45,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:35:45,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:35:45,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:35:45,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:35:45,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:35:45,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:35:45,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:35:45,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:35:45,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:35:45,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:35:45,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:35:45,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:35:45,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:35:45,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:35:45,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:35:45,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:35:45,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:35:45,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:35:45,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:35:45,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:35:45,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:35:45,973 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 13:35:46,010 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:35:46,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:35:46,011 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:35:46,011 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:35:46,012 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:35:46,012 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:35:46,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:35:46,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:35:46,013 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:35:46,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:35:46,013 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:35:46,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:35:46,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:35:46,014 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:35:46,014 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:35:46,014 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:35:46,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:35:46,014 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:35:46,015 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 13:35:46,015 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 13:35:46,015 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:35:46,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:35:46,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:35:46,015 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:35:46,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:35:46,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:35:46,016 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:35:46,016 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 13:35:46,016 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 13:35:46,016 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:35:46,016 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:35:46,016 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:35:46,017 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 13:35:46,017 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:35:46,017 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2023-02-15 13:35:46,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:35:46,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:35:46,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:35:46,305 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:35:46,306 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:35:46,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-15 13:35:47,427 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:35:47,737 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:35:47,738 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-15 13:35:47,756 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b725b1021/6d05574803b9499bb2c9555636325bf4/FLAG6007e6c91 [2023-02-15 13:35:47,768 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b725b1021/6d05574803b9499bb2c9555636325bf4 [2023-02-15 13:35:47,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:35:47,772 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:35:47,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:47,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:35:47,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:35:47,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:47" (1/1) ... [2023-02-15 13:35:47,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a0fdf65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:47, skipping insertion in model container [2023-02-15 13:35:47,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:47" (1/1) ... [2023-02-15 13:35:47,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:35:47,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:35:48,402 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 13:35:48,421 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 13:35:48,423 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2023-02-15 13:35:48,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a252538 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:48, skipping insertion in model container [2023-02-15 13:35:48,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:48,425 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 13:35:48,427 INFO L158 Benchmark]: Toolchain (without parser) took 654.10ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 43.3MB in the beginning and 53.7MB in the end (delta: -10.4MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2023-02-15 13:35:48,428 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 47.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:35:48,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 650.42ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 43.0MB in the beginning and 53.7MB in the end (delta: -10.7MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2023-02-15 13:35:48,429 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 47.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 650.42ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 43.0MB in the beginning and 53.7MB in the end (delta: -10.7MB). Peak memory consumption was 14.4MB. 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