./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer --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 19628ab2d7fc4a3c8206da629d6899b4ff69e0b3 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer --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 19628ab2d7fc4a3c8206da629d6899b4ff69e0b3 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:45:42,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:45:42,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:45:42,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:45:42,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:45:42,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:45:42,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:45:42,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:45:42,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:45:42,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:45:42,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:45:42,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:45:42,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:45:42,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:45:42,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:45:42,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:45:42,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:45:42,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:45:42,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:45:42,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:45:42,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:45:42,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:45:42,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:45:42,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:45:43,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:45:43,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:45:43,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:45:43,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:45:43,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:45:43,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:45:43,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:45:43,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:45:43,011 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:45:43,012 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:45:43,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:45:43,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:45:43,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:45:43,017 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:45:43,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:45:43,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:45:43,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:45:43,025 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-29 20:45:43,079 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:45:43,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:45:43,085 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:45:43,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:45:43,086 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:45:43,086 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:45:43,087 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:45:43,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:45:43,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:45:43,088 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 20:45:43,089 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 20:45:43,089 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 20:45:43,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:45:43,090 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 20:45:43,090 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:45:43,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:45:43,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:45:43,091 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:45:43,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:45:43,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:45:43,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:45:43,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:45:43,093 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:45:43,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:45:43,094 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:45:43,094 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-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19628ab2d7fc4a3c8206da629d6899b4ff69e0b3 [2020-11-29 20:45:43,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:45:43,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:45:43,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:45:43,516 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:45:43,517 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:45:43,518 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2020-11-29 20:45:43,597 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/data/efaafb23b/940daeb643284b8e89544082dff1cc18/FLAGa39e59bb8 [2020-11-29 20:45:44,501 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:45:44,504 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2020-11-29 20:45:44,556 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/data/efaafb23b/940daeb643284b8e89544082dff1cc18/FLAGa39e59bb8 [2020-11-29 20:45:45,033 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/data/efaafb23b/940daeb643284b8e89544082dff1cc18 [2020-11-29 20:45:45,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:45:45,038 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 20:45:45,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:45:45,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:45:45,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:45:45,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:45:45" (1/1) ... [2020-11-29 20:45:45,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8f89465 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:45:45, skipping insertion in model container [2020-11-29 20:45:45,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:45:45" (1/1) ... [2020-11-29 20:45:45,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:45:45,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:45:46,542 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-29 20:45:46,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c627f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:45:46, skipping insertion in model container [2020-11-29 20:45:46,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:45:46,545 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 20:45:46,549 INFO L168 Benchmark]: Toolchain (without parser) took 1508.14 ms. Allocated memory is still 107.0 MB. Free memory was 82.4 MB in the beginning and 56.5 MB in the end (delta: 25.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:45:46,550 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 107.0 MB. Free memory was 86.7 MB in the beginning and 86.6 MB in the end (delta: 113.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:45:46,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1504.86 ms. Allocated memory is still 107.0 MB. Free memory was 82.2 MB in the beginning and 56.5 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:45:46,553 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 107.0 MB. Free memory was 86.7 MB in the beginning and 86.6 MB in the end (delta: 113.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1504.86 ms. Allocated memory is still 107.0 MB. Free memory was 82.2 MB in the beginning and 56.5 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.2 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 0.2.0-a4ecdab [2020-11-29 20:45:49,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:45:49,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:45:49,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:45:49,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:45:49,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:45:49,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:45:49,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:45:49,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:45:49,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:45:49,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:45:49,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:45:49,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:45:49,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:45:49,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:45:49,412 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:45:49,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:45:49,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:45:49,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:45:49,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:45:49,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:45:49,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:45:49,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:45:49,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:45:49,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:45:49,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:45:49,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:45:49,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:45:49,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:45:49,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:45:49,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:45:49,440 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:45:49,441 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:45:49,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:45:49,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:45:49,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:45:49,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:45:49,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:45:49,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:45:49,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:45:49,449 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:45:49,450 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-29 20:45:49,511 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:45:49,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:45:49,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:45:49,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:45:49,519 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:45:49,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:45:49,520 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:45:49,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:45:49,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:45:49,520 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 20:45:49,522 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 20:45:49,522 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 20:45:49,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:45:49,523 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 20:45:49,523 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 20:45:49,523 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 20:45:49,524 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:45:49,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:45:49,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:45:49,524 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:45:49,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:45:49,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:45:49,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:45:49,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:45:49,526 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 20:45:49,526 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 20:45:49,526 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:45:49,527 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 20:45:49,527 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-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19628ab2d7fc4a3c8206da629d6899b4ff69e0b3 [2020-11-29 20:45:49,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:45:50,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:45:50,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:45:50,028 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:45:50,029 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:45:50,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2020-11-29 20:45:50,122 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/data/9c3993a9d/cb36f2968f624a08937798319a1b9acc/FLAGecf0078b0 [2020-11-29 20:45:51,070 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:45:51,071 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2020-11-29 20:45:51,131 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/data/9c3993a9d/cb36f2968f624a08937798319a1b9acc/FLAGecf0078b0 [2020-11-29 20:45:51,582 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fd446b81-9610-4d54-9f75-614588b3941d/bin/uautomizer/data/9c3993a9d/cb36f2968f624a08937798319a1b9acc [2020-11-29 20:45:51,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:45:51,589 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 20:45:51,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:45:51,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:45:51,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:45:51,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:45:51" (1/1) ... [2020-11-29 20:45:51,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49583e02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:45:51, skipping insertion in model container [2020-11-29 20:45:51,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:45:51" (1/1) ... [2020-11-29 20:45:51,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:45:51,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:45:53,314 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-29 20:45:53,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@449a1237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:45:53, skipping insertion in model container [2020-11-29 20:45:53,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:45:53,316 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 20:45:53,319 INFO L168 Benchmark]: Toolchain (without parser) took 1728.30 ms. Allocated memory is still 69.2 MB. Free memory was 44.3 MB in the beginning and 37.9 MB in the end (delta: 6.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:45:53,321 INFO L168 Benchmark]: CDTParser took 0.70 ms. Allocated memory is still 69.2 MB. Free memory is still 50.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:45:53,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1724.44 ms. Allocated memory is still 69.2 MB. Free memory was 44.1 MB in the beginning and 38.1 MB in the end (delta: 6.0 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:45:53,327 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 ms. Allocated memory is still 69.2 MB. Free memory is still 50.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1724.44 ms. Allocated memory is still 69.2 MB. Free memory was 44.1 MB in the beginning and 38.1 MB in the end (delta: 6.0 MB). Peak memory consumption was 13.4 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...