./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be --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 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be --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 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:18:57,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:18:57,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:18:57,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:18:57,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:18:57,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:18:57,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:18:57,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:18:57,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:18:57,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:18:57,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:18:57,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:18:57,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:18:57,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:18:57,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:18:57,412 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:18:57,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:18:57,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:18:57,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:18:57,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:18:57,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:18:57,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:18:57,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:18:57,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:18:57,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:18:57,443 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:18:57,444 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:18:57,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:18:57,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:18:57,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:18:57,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:18:57,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:18:57,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:18:57,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:18:57,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:18:57,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:18:57,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:18:57,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:18:57,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:18:57,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:18:57,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:18:57,457 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-21 20:18:57,501 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:18:57,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:18:57,502 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:18:57,502 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:18:57,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:18:57,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:18:57,510 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:18:57,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:18:57,511 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:18:57,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:18:57,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:18:57,512 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 20:18:57,512 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 20:18:57,512 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 20:18:57,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:18:57,513 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 20:18:57,513 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:18:57,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:18:57,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:18:57,514 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:18:57,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:18:57,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:18:57,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:18:57,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:18:57,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:18:57,515 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:18:57,515 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_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea [2021-10-21 20:18:57,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:18:57,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:18:57,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:18:57,852 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:18:57,852 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:18:57,853 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2021-10-21 20:18:57,929 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/data/023e88c79/23c69101cac44990a04c003241b39021/FLAGd573e099f [2021-10-21 20:18:58,817 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:18:58,818 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2021-10-21 20:18:58,854 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/data/023e88c79/23c69101cac44990a04c003241b39021/FLAGd573e099f [2021-10-21 20:18:58,870 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/data/023e88c79/23c69101cac44990a04c003241b39021 [2021-10-21 20:18:58,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:18:58,880 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 20:18:58,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:18:58,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:18:58,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:18:58,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:18:58" (1/1) ... [2021-10-21 20:18:58,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61811da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:58, skipping insertion in model container [2021-10-21 20:18:58,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:18:58" (1/1) ... [2021-10-21 20:18:58,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:18:58,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:19:00,078 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-21 20:19:00,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b7eff45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:00, skipping insertion in model container [2021-10-21 20:19:00,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:19:00,079 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 20:19:00,082 INFO L168 Benchmark]: Toolchain (without parser) took 1200.67 ms. Allocated memory is still 132.1 MB. Free memory was 96.6 MB in the beginning and 92.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 20:19:00,083 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 102.8 MB. Free memory was 55.6 MB in the beginning and 55.5 MB in the end (delta: 52.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:19:00,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1197.48 ms. Allocated memory is still 132.1 MB. Free memory was 96.6 MB in the beginning and 92.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 20:19:00,086 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 ms. Allocated memory is still 102.8 MB. Free memory was 55.6 MB in the beginning and 55.5 MB in the end (delta: 52.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1197.48 ms. Allocated memory is still 132.1 MB. Free memory was 96.6 MB in the beginning and 92.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2272]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:19:02,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:19:02,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:19:02,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:19:02,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:19:02,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:19:02,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:19:02,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:19:02,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:19:02,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:19:02,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:19:02,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:19:02,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:19:02,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:19:02,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:19:02,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:19:02,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:19:02,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:19:02,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:19:02,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:19:02,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:19:02,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:19:02,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:19:02,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:19:02,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:19:02,432 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:19:02,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:19:02,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:19:02,434 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:19:02,435 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:19:02,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:19:02,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:19:02,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:19:02,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:19:02,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:19:02,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:19:02,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:19:02,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:19:02,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:19:02,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:19:02,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:19:02,446 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-21 20:19:02,473 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:19:02,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:19:02,474 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:19:02,474 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:19:02,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:19:02,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:19:02,476 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:19:02,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:19:02,478 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:19:02,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:19:02,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:19:02,478 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 20:19:02,478 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 20:19:02,479 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 20:19:02,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:19:02,479 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 20:19:02,479 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 20:19:02,479 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 20:19:02,479 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:19:02,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:19:02,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:19:02,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:19:02,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:19:02,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:19:02,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:19:02,481 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 20:19:02,481 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 20:19:02,481 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:19:02,482 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 20:19:02,482 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_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea [2021-10-21 20:19:02,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:19:02,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:19:02,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:19:02,954 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:19:02,955 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:19:02,956 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2021-10-21 20:19:03,036 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/data/aec48a29b/4d78bd8265e8474b80ca5350c7f6ec92/FLAG04f617b03 [2021-10-21 20:19:03,925 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:19:03,926 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2021-10-21 20:19:03,971 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/data/aec48a29b/4d78bd8265e8474b80ca5350c7f6ec92/FLAG04f617b03 [2021-10-21 20:19:04,016 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3c2f54-4f3d-4670-83a8-d9e7defc5629/bin/uautomizer-j4sWxH34Be/data/aec48a29b/4d78bd8265e8474b80ca5350c7f6ec92 [2021-10-21 20:19:04,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:19:04,022 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 20:19:04,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:19:04,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:19:04,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:19:04,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:19:04" (1/1) ... [2021-10-21 20:19:04,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69baba00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:04, skipping insertion in model container [2021-10-21 20:19:04,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:19:04" (1/1) ... [2021-10-21 20:19:04,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:19:04,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:19:05,504 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-21 20:19:05,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@60ff8ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:05, skipping insertion in model container [2021-10-21 20:19:05,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:19:05,506 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 20:19:05,508 INFO L168 Benchmark]: Toolchain (without parser) took 1484.86 ms. Allocated memory is still 77.6 MB. Free memory was 50.1 MB in the beginning and 46.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2021-10-21 20:19:05,510 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 52.4 MB. Free memory is still 32.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:19:05,512 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1479.99 ms. Allocated memory is still 77.6 MB. Free memory was 49.9 MB in the beginning and 46.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2021-10-21 20:19:05,514 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 52.4 MB. Free memory is still 32.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1479.99 ms. Allocated memory is still 77.6 MB. Free memory was 49.9 MB in the beginning and 46.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2272]: 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...