./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-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/chroot-incomplete-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 606480d129d868b852bab618a318de1507e1593a ............................................................................................................................. 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/chroot-incomplete-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 606480d129d868b852bab618a318de1507e1593a ................................................................................................................................ 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 12:31:32,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 12:31:32,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 12:31:33,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 12:31:33,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 12:31:33,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 12:31:33,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 12:31:33,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 12:31:33,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 12:31:33,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 12:31:33,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 12:31:33,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 12:31:33,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 12:31:33,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 12:31:33,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 12:31:33,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 12:31:33,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 12:31:33,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 12:31:33,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 12:31:33,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 12:31:33,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 12:31:33,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 12:31:33,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 12:31:33,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 12:31:33,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 12:31:33,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 12:31:33,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 12:31:33,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 12:31:33,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 12:31:33,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 12:31:33,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 12:31:33,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 12:31:33,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 12:31:33,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 12:31:33,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 12:31:33,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 12:31:33,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 12:31:33,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 12:31:33,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 12:31:33,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 12:31:33,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 12:31:33,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-07-06 12:31:33,105 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 12:31:33,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 12:31:33,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 12:31:33,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 12:31:33,108 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 12:31:33,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 12:31:33,108 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 12:31:33,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 12:31:33,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 12:31:33,109 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-07-06 12:31:33,110 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-07-06 12:31:33,110 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-07-06 12:31:33,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 12:31:33,110 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-07-06 12:31:33,111 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 12:31:33,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 12:31:33,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 12:31:33,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 12:31:33,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 12:31:33,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 12:31:33,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 12:31:33,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 12:31:33,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-06 12:31:33,112 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 12:31:33,112 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 606480d129d868b852bab618a318de1507e1593a [2021-07-06 12:31:33,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 12:31:33,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 12:31:33,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 12:31:33,351 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 12:31:33,355 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 12:31:33,356 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-07-06 12:31:33,414 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c6e99f70/7b5c37647cbd4c329abd2354c634edab/FLAGb80f10e3c [2021-07-06 12:31:34,188 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 12:31:34,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-07-06 12:31:34,224 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c6e99f70/7b5c37647cbd4c329abd2354c634edab/FLAGb80f10e3c [2021-07-06 12:31:34,409 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c6e99f70/7b5c37647cbd4c329abd2354c634edab [2021-07-06 12:31:34,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 12:31:34,412 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-06 12:31:34,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:34,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 12:31:34,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 12:31:34,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:34" (1/1) ... [2021-07-06 12:31:34,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@219e692e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:34, skipping insertion in model container [2021-07-06 12:31:34,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:34" (1/1) ... [2021-07-06 12:31:34,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 12:31:34,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 12:31:35,215 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-07-06 12:31:35,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27db0719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:35, skipping insertion in model container [2021-07-06 12:31:35,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:35,216 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-07-06 12:31:35,218 INFO L168 Benchmark]: Toolchain (without parser) took 805.32 ms. Allocated memory was 58.7 MB in the beginning and 92.3 MB in the end (delta: 33.6 MB). Free memory was 32.1 MB in the beginning and 65.0 MB in the end (delta: -32.8 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:35,218 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 58.7 MB. Free memory is still 39.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 12:31:35,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 798.94 ms. Allocated memory was 58.7 MB in the beginning and 92.3 MB in the end (delta: 33.6 MB). Free memory was 31.9 MB in the beginning and 65.2 MB in the end (delta: -33.3 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:35,220 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 58.7 MB. Free memory is still 39.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 798.94 ms. Allocated memory was 58.7 MB in the beginning and 92.3 MB in the end (delta: 33.6 MB). Free memory was 31.9 MB in the beginning and 65.2 MB in the end (delta: -33.3 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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 12:31:36,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 12:31:36,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 12:31:36,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 12:31:36,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 12:31:36,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 12:31:36,546 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 12:31:36,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 12:31:36,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 12:31:36,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 12:31:36,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 12:31:36,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 12:31:36,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 12:31:36,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 12:31:36,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 12:31:36,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 12:31:36,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 12:31:36,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 12:31:36,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 12:31:36,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 12:31:36,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 12:31:36,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 12:31:36,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 12:31:36,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 12:31:36,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 12:31:36,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 12:31:36,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 12:31:36,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 12:31:36,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 12:31:36,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 12:31:36,578 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 12:31:36,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 12:31:36,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 12:31:36,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 12:31:36,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 12:31:36,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 12:31:36,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 12:31:36,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 12:31:36,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 12:31:36,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 12:31:36,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 12:31:36,586 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-07-06 12:31:36,611 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 12:31:36,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 12:31:36,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 12:31:36,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 12:31:36,614 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 12:31:36,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 12:31:36,614 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 12:31:36,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 12:31:36,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 12:31:36,614 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-07-06 12:31:36,615 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-07-06 12:31:36,615 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-07-06 12:31:36,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 12:31:36,615 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-07-06 12:31:36,615 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-06 12:31:36,615 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-06 12:31:36,615 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 12:31:36,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 12:31:36,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 12:31:36,616 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 12:31:36,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 12:31:36,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 12:31:36,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 12:31:36,616 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-06 12:31:36,616 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-06 12:31:36,616 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 12:31:36,616 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-06 12:31:36,616 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 606480d129d868b852bab618a318de1507e1593a [2021-07-06 12:31:36,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 12:31:36,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 12:31:36,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 12:31:36,886 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 12:31:36,887 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 12:31:36,887 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-07-06 12:31:36,949 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3afffb28/bcb63a082c454addac1d91dac58e831f/FLAG49f332860 [2021-07-06 12:31:37,470 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 12:31:37,470 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-07-06 12:31:37,484 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3afffb28/bcb63a082c454addac1d91dac58e831f/FLAG49f332860 [2021-07-06 12:31:37,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3afffb28/bcb63a082c454addac1d91dac58e831f [2021-07-06 12:31:37,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 12:31:37,790 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-06 12:31:37,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:37,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 12:31:37,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 12:31:37,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:37" (1/1) ... [2021-07-06 12:31:37,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28c3c4c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:37, skipping insertion in model container [2021-07-06 12:31:37,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:37" (1/1) ... [2021-07-06 12:31:37,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 12:31:37,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 12:31:38,742 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-07-06 12:31:38,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d81b9c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:38, skipping insertion in model container [2021-07-06 12:31:38,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:38,744 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-07-06 12:31:38,746 INFO L168 Benchmark]: Toolchain (without parser) took 954.14 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 45.9 MB in the beginning and 59.6 MB in the end (delta: -13.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:38,747 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 69.2 MB. Free memory was 50.8 MB in the beginning and 50.7 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 12:31:38,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 952.08 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 45.8 MB in the beginning and 59.6 MB in the end (delta: -13.8 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:38,749 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 69.2 MB. Free memory was 50.8 MB in the beginning and 50.7 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 952.08 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 45.8 MB in the beginning and 59.6 MB in the end (delta: -13.8 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...