./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/du-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/du-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF --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 a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:48:07,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:48:07,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:48:07,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:48:07,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:48:07,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:48:07,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:48:07,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:48:07,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:48:07,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:48:07,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:48:07,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:48:07,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:48:07,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:48:07,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:48:07,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:48:07,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:48:07,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:48:07,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:48:07,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:48:07,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:48:07,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:48:07,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:48:07,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:48:07,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:48:07,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:48:07,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:48:07,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:48:07,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:48:07,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:48:07,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:48:07,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:48:07,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:48:07,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:48:07,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:48:07,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:48:07,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:48:07,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:48:07,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:48:07,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:48:07,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:48:07,475 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-20 06:48:07,508 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:48:07,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:48:07,509 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:48:07,510 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:48:07,511 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:48:07,511 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:48:07,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:48:07,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:48:07,513 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:48:07,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:48:07,514 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:48:07,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:48:07,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:48:07,515 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 06:48:07,515 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 06:48:07,515 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 06:48:07,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:48:07,516 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:48:07,516 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:48:07,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:48:07,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:48:07,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:48:07,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:48:07,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:48:07,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:48:07,519 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:48:07,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:48:07,519 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:48:07,520 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 [2021-11-20 06:48:07,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:48:07,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:48:07,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:48:07,912 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:48:07,914 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:48:07,917 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/du-1.i [2021-11-20 06:48:07,999 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/data/813394e87/a9c36b00e62147c4b7e47e28b40f34d9/FLAGd3f3353cc [2021-11-20 06:48:09,040 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:48:09,042 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/sv-benchmarks/c/busybox-1.22.0/du-1.i [2021-11-20 06:48:09,099 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/data/813394e87/a9c36b00e62147c4b7e47e28b40f34d9/FLAGd3f3353cc [2021-11-20 06:48:09,498 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/data/813394e87/a9c36b00e62147c4b7e47e28b40f34d9 [2021-11-20 06:48:09,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:48:09,503 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:48:09,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:48:09,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:48:09,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:48:09,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:48:09" (1/1) ... [2021-11-20 06:48:09,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fd39fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:48:09, skipping insertion in model container [2021-11-20 06:48:09,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:48:09" (1/1) ... [2021-11-20 06:48:09,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:48:09,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:48:11,382 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 06:48:11,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d0b5016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:48:11, skipping insertion in model container [2021-11-20 06:48:11,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:48:11,384 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 06:48:11,387 INFO L158 Benchmark]: Toolchain (without parser) took 1882.38ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 53.4MB in the beginning and 68.5MB in the end (delta: -15.1MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-11-20 06:48:11,388 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 90.2MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:48:11,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1879.10ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 53.2MB in the beginning and 68.5MB in the end (delta: -15.3MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-11-20 06:48:11,391 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 90.2MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1879.10ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 53.2MB in the beginning and 68.5MB in the end (delta: -15.3MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/du-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF --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 a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:48:14,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:48:14,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:48:14,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:48:14,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:48:14,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:48:14,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:48:14,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:48:14,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:48:14,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:48:14,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:48:14,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:48:14,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:48:14,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:48:14,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:48:14,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:48:14,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:48:14,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:48:14,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:48:14,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:48:14,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:48:14,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:48:14,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:48:14,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:48:14,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:48:14,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:48:14,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:48:14,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:48:14,251 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:48:14,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:48:14,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:48:14,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:48:14,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:48:14,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:48:14,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:48:14,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:48:14,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:48:14,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:48:14,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:48:14,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:48:14,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:48:14,267 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-20 06:48:14,321 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:48:14,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:48:14,322 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:48:14,323 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:48:14,324 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:48:14,324 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:48:14,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:48:14,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:48:14,326 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:48:14,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:48:14,328 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:48:14,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:48:14,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:48:14,329 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 06:48:14,329 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 06:48:14,330 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 06:48:14,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:48:14,330 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:48:14,331 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 06:48:14,331 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 06:48:14,331 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:48:14,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:48:14,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:48:14,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:48:14,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:48:14,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:48:14,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:48:14,333 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 06:48:14,334 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 06:48:14,334 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:48:14,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 06:48:14,335 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 [2021-11-20 06:48:14,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:48:14,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:48:14,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:48:14,852 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:48:14,853 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:48:14,855 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/du-1.i [2021-11-20 06:48:14,934 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/data/7d673aa66/3ad477ccac4c4b35be1b96bfc1dd2688/FLAG6dcf01b81 [2021-11-20 06:48:15,889 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:48:15,890 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/sv-benchmarks/c/busybox-1.22.0/du-1.i [2021-11-20 06:48:15,944 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/data/7d673aa66/3ad477ccac4c4b35be1b96bfc1dd2688/FLAG6dcf01b81 [2021-11-20 06:48:16,368 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63e3f88c-1bb1-4dfc-a35f-74f0adb17d50/bin/uautomizer-DQz5hQGWxF/data/7d673aa66/3ad477ccac4c4b35be1b96bfc1dd2688 [2021-11-20 06:48:16,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:48:16,374 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:48:16,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:48:16,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:48:16,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:48:16,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:48:16" (1/1) ... [2021-11-20 06:48:16,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72bb2af4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:48:16, skipping insertion in model container [2021-11-20 06:48:16,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:48:16" (1/1) ... [2021-11-20 06:48:16,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:48:16,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:48:18,630 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 06:48:18,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2bd0f86f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:48:18, skipping insertion in model container [2021-11-20 06:48:18,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:48:18,632 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 06:48:18,634 INFO L158 Benchmark]: Toolchain (without parser) took 2258.76ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 36.8MB in the beginning and 45.1MB in the end (delta: -8.3MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2021-11-20 06:48:18,635 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 62.9MB. Free memory is still 44.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:48:18,636 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2253.18ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 36.6MB in the beginning and 45.1MB in the end (delta: -8.5MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2021-11-20 06:48:18,638 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 62.9MB. Free memory is still 44.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2253.18ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 36.6MB in the beginning and 45.1MB in the end (delta: -8.5MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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