./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/stty-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8d31f386 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/stty-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 8ef97106b73039a405ac251785296494f5df01c0 ............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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/stty-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 8ef97106b73039a405ac251785296494f5df01c0 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 12:31:48,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 12:31:48,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 12:31:48,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 12:31:48,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 12:31:48,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 12:31:48,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 12:31:48,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 12:31:48,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 12:31:48,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 12:31:48,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 12:31:48,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 12:31:48,093 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 12:31:48,094 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 12:31:48,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 12:31:48,095 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 12:31:48,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 12:31:48,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 12:31:48,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 12:31:48,098 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 12:31:48,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 12:31:48,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 12:31:48,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 12:31:48,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 12:31:48,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 12:31:48,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 12:31:48,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 12:31:48,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 12:31:48,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 12:31:48,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 12:31:48,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 12:31:48,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 12:31:48,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 12:31:48,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 12:31:48,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 12:31:48,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 12:31:48,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 12:31:48,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 12:31:48,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 12:31:48,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 12:31:48,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 12:31:48,116 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-07-06 12:31:48,130 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 12:31:48,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 12:31:48,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 12:31:48,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 12:31:48,132 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 12:31:48,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 12:31:48,132 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 12:31:48,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 12:31:48,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 12:31:48,132 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-07-06 12:31:48,133 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-07-06 12:31:48,133 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-07-06 12:31:48,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 12:31:48,133 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-07-06 12:31:48,133 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 12:31:48,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 12:31:48,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 12:31:48,134 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 12:31:48,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 12:31:48,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 12:31:48,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 12:31:48,134 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 12:31:48,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-06 12:31:48,134 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 12:31:48,135 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ef97106b73039a405ac251785296494f5df01c0 [2021-07-06 12:31:48,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 12:31:48,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 12:31:48,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 12:31:48,391 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 12:31:48,391 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 12:31:48,392 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-07-06 12:31:48,436 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bb419708/4f79642e2e0c4f15bba127019830e539/FLAG021be28ed [2021-07-06 12:31:48,998 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 12:31:48,998 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-07-06 12:31:49,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bb419708/4f79642e2e0c4f15bba127019830e539/FLAG021be28ed [2021-07-06 12:31:49,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bb419708/4f79642e2e0c4f15bba127019830e539 [2021-07-06 12:31:49,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 12:31:49,466 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-06 12:31:49,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:49,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 12:31:49,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 12:31:49,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:49" (1/1) ... [2021-07-06 12:31:49,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d81c8f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:49, skipping insertion in model container [2021-07-06 12:31:49,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:49" (1/1) ... [2021-07-06 12:31:49,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 12:31:49,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 12:31:50,612 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2021-07-06 12:31:50,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4879128f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:50, skipping insertion in model container [2021-07-06 12:31:50,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:50,613 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-07-06 12:31:50,615 INFO L168 Benchmark]: Toolchain (without parser) took 1148.21 ms. Allocated memory was 65.0 MB in the beginning and 81.8 MB in the end (delta: 16.8 MB). Free memory was 38.7 MB in the beginning and 34.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:50,615 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 65.0 MB. Free memory was 46.9 MB in the beginning and 46.8 MB in the end (delta: 54.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 12:31:50,616 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1146.63 ms. Allocated memory was 65.0 MB in the beginning and 81.8 MB in the end (delta: 16.8 MB). Free memory was 38.6 MB in the beginning and 34.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:50,617 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 65.0 MB. Free memory was 46.9 MB in the beginning and 46.8 MB in the end (delta: 54.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1146.63 ms. Allocated memory was 65.0 MB in the beginning and 81.8 MB in the end (delta: 16.8 MB). Free memory was 38.6 MB in the beginning and 34.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 12:31:51,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 12:31:51,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 12:31:51,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 12:31:51,993 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 12:31:51,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 12:31:51,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 12:31:52,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 12:31:52,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 12:31:52,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 12:31:52,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 12:31:52,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 12:31:52,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 12:31:52,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 12:31:52,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 12:31:52,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 12:31:52,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 12:31:52,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 12:31:52,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 12:31:52,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 12:31:52,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 12:31:52,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 12:31:52,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 12:31:52,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 12:31:52,037 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 12:31:52,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 12:31:52,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 12:31:52,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 12:31:52,039 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 12:31:52,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 12:31:52,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 12:31:52,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 12:31:52,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 12:31:52,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 12:31:52,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 12:31:52,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 12:31:52,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 12:31:52,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 12:31:52,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 12:31:52,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 12:31:52,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 12:31:52,049 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-07-06 12:31:52,077 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 12:31:52,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 12:31:52,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 12:31:52,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 12:31:52,079 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 12:31:52,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 12:31:52,080 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 12:31:52,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 12:31:52,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 12:31:52,081 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-07-06 12:31:52,081 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-07-06 12:31:52,081 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-07-06 12:31:52,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 12:31:52,082 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-07-06 12:31:52,082 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-06 12:31:52,082 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-06 12:31:52,082 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 12:31:52,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 12:31:52,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 12:31:52,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 12:31:52,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 12:31:52,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 12:31:52,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 12:31:52,084 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-06 12:31:52,084 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-06 12:31:52,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 12:31:52,084 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-06 12:31:52,084 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ef97106b73039a405ac251785296494f5df01c0 [2021-07-06 12:31:52,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 12:31:52,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 12:31:52,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 12:31:52,363 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 12:31:52,364 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 12:31:52,364 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-07-06 12:31:52,408 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c17728e87/2f53dc640afa46b5b5a31a5cc59f76d3/FLAG0f1feb46b [2021-07-06 12:31:52,929 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 12:31:52,930 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-07-06 12:31:52,952 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c17728e87/2f53dc640afa46b5b5a31a5cc59f76d3/FLAG0f1feb46b [2021-07-06 12:31:53,435 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c17728e87/2f53dc640afa46b5b5a31a5cc59f76d3 [2021-07-06 12:31:53,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 12:31:53,439 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-06 12:31:53,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:53,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 12:31:53,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 12:31:53,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:53" (1/1) ... [2021-07-06 12:31:53,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c6545f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:53, skipping insertion in model container [2021-07-06 12:31:53,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:53" (1/1) ... [2021-07-06 12:31:53,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 12:31:53,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 12:31:54,775 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2021-07-06 12:31:54,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10743cec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:54, skipping insertion in model container [2021-07-06 12:31:54,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:54,776 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-07-06 12:31:54,777 INFO L168 Benchmark]: Toolchain (without parser) took 1337.95 ms. Allocated memory was 52.4 MB in the beginning and 71.3 MB in the end (delta: 18.9 MB). Free memory was 32.1 MB in the beginning and 37.8 MB in the end (delta: -5.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:54,778 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 52.4 MB. Free memory was 33.1 MB in the beginning and 33.0 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 12:31:54,778 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1334.62 ms. Allocated memory was 52.4 MB in the beginning and 71.3 MB in the end (delta: 18.9 MB). Free memory was 32.0 MB in the beginning and 37.8 MB in the end (delta: -5.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:54,780 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 52.4 MB. Free memory was 33.1 MB in the beginning and 33.0 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1334.62 ms. Allocated memory was 52.4 MB in the beginning and 71.3 MB in the end (delta: 18.9 MB). Free memory was 32.0 MB in the beginning and 37.8 MB in the end (delta: -5.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...