./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/rm-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_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/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_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/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_d66a361b-00e4-4085-a9be-8847f5c9ae5a/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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:05:03,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:05:03,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:05:03,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:05:03,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:05:03,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:05:03,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:05:03,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:05:03,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:05:03,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:05:03,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:05:03,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:05:03,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:05:03,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:05:03,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:05:03,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:05:03,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:05:03,459 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:05:03,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:05:03,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:05:03,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:05:03,476 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:05:03,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:05:03,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:05:03,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:05:03,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:05:03,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:05:03,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:05:03,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:05:03,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:05:03,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:05:03,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:05:03,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:05:03,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:05:03,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:05:03,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:05:03,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:05:03,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:05:03,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:05:03,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:05:03,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:05:03,506 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-20 07:05:03,553 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:05:03,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:05:03,554 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:05:03,555 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:05:03,562 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:05:03,562 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:05:03,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:05:03,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:05:03,563 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:05:03,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:05:03,565 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:05:03,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:05:03,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:05:03,565 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 07:05:03,566 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 07:05:03,566 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 07:05:03,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:05:03,566 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 07:05:03,566 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:05:03,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:05:03,567 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:05:03,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:05:03,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:05:03,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:05:03,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:05:03,568 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:05:03,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:05:03,568 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:05:03,569 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_d66a361b-00e4-4085-a9be-8847f5c9ae5a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2021-11-20 07:05:03,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:05:03,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:05:03,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:05:03,883 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:05:03,883 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:05:03,885 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-11-20 07:05:03,952 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/data/109addc94/a62b3295876a489182389f061c56d581/FLAG935906efb [2021-11-20 07:05:04,775 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:05:04,779 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-11-20 07:05:04,816 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/data/109addc94/a62b3295876a489182389f061c56d581/FLAG935906efb [2021-11-20 07:05:04,858 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/data/109addc94/a62b3295876a489182389f061c56d581 [2021-11-20 07:05:04,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:05:04,862 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:05:04,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:05:04,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:05:04,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:05:04,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:05:04" (1/1) ... [2021-11-20 07:05:04,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28787e06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:05:04, skipping insertion in model container [2021-11-20 07:05:04,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:05:04" (1/1) ... [2021-11-20 07:05:04,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:05:04,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:05:06,525 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-11-20 07:05:06,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4fcfd3cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:05:06, skipping insertion in model container [2021-11-20 07:05:06,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:05:06,527 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 07:05:06,530 INFO L158 Benchmark]: Toolchain (without parser) took 1666.14ms. Allocated memory was 100.7MB in the beginning and 130.0MB in the end (delta: 29.4MB). Free memory was 62.4MB in the beginning and 84.5MB in the end (delta: -22.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-20 07:05:06,532 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory was 55.5MB in the beginning and 55.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:05:06,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1663.34ms. Allocated memory was 100.7MB in the beginning and 130.0MB in the end (delta: 29.4MB). Free memory was 62.4MB in the beginning and 84.5MB in the end (delta: -22.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-20 07:05:06,537 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory was 55.5MB in the beginning and 55.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1663.34ms. Allocated memory was 100.7MB in the beginning and 130.0MB in the end (delta: 29.4MB). Free memory was 62.4MB in the beginning and 84.5MB in the end (delta: -22.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/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_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/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_d66a361b-00e4-4085-a9be-8847f5c9ae5a/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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:05:08,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:05:08,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:05:08,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:05:08,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:05:08,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:05:08,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:05:08,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:05:08,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:05:08,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:05:08,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:05:08,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:05:08,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:05:08,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:05:08,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:05:09,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:05:09,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:05:09,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:05:09,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:05:09,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:05:09,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:05:09,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:05:09,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:05:09,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:05:09,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:05:09,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:05:09,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:05:09,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:05:09,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:05:09,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:05:09,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:05:09,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:05:09,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:05:09,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:05:09,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:05:09,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:05:09,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:05:09,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:05:09,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:05:09,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:05:09,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:05:09,055 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-20 07:05:09,106 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:05:09,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:05:09,107 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:05:09,107 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:05:09,108 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:05:09,108 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:05:09,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:05:09,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:05:09,110 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:05:09,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:05:09,112 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:05:09,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:05:09,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:05:09,112 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 07:05:09,112 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 07:05:09,113 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 07:05:09,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:05:09,113 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 07:05:09,113 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 07:05:09,113 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 07:05:09,114 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:05:09,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:05:09,114 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:05:09,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:05:09,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:05:09,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:05:09,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:05:09,115 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 07:05:09,115 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 07:05:09,115 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:05:09,116 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 07:05:09,116 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_d66a361b-00e4-4085-a9be-8847f5c9ae5a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2021-11-20 07:05:09,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:05:09,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:05:09,504 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:05:09,506 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:05:09,506 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:05:09,508 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-11-20 07:05:09,588 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/data/efc2b14d6/66e5b374547d48db9a9e86ee60d27ea0/FLAG94edefca0 [2021-11-20 07:05:10,544 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:05:10,548 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-11-20 07:05:10,618 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/data/efc2b14d6/66e5b374547d48db9a9e86ee60d27ea0/FLAG94edefca0 [2021-11-20 07:05:11,071 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d66a361b-00e4-4085-a9be-8847f5c9ae5a/bin/uautomizer-DQz5hQGWxF/data/efc2b14d6/66e5b374547d48db9a9e86ee60d27ea0 [2021-11-20 07:05:11,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:05:11,075 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:05:11,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:05:11,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:05:11,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:05:11,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:05:11" (1/1) ... [2021-11-20 07:05:11,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1239bc21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:05:11, skipping insertion in model container [2021-11-20 07:05:11,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:05:11" (1/1) ... [2021-11-20 07:05:11,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:05:11,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:05:12,726 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-11-20 07:05:12,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36d958fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:05:12, skipping insertion in model container [2021-11-20 07:05:12,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:05:12,728 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 07:05:12,730 INFO L158 Benchmark]: Toolchain (without parser) took 1653.38ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 36.4MB in the beginning and 38.3MB in the end (delta: -1.9MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2021-11-20 07:05:12,731 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory was 34.9MB in the beginning and 34.9MB in the end (delta: 36.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:05:12,732 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1650.38ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 36.1MB in the beginning and 38.6MB in the end (delta: -2.4MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2021-11-20 07:05:12,734 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory was 34.9MB in the beginning and 34.9MB in the end (delta: 36.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1650.38ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 36.1MB in the beginning and 38.6MB in the end (delta: -2.4MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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