./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uniq-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_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/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 d4f3beee7d9a211cc04d5df24adf0d3371004e18 .............................................................................................................................. 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_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/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 d4f3beee7d9a211cc04d5df24adf0d3371004e18 ................................................................................................................................ 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 20:11:06,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:11:06,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:11:06,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:11:06,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:11:06,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:11:06,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:11:06,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:11:06,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:11:06,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:11:06,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:11:06,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:11:06,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:11:06,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:11:06,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:11:06,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:11:06,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:11:06,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:11:06,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:11:06,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:11:06,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:11:06,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:11:06,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:11:06,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:11:06,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:11:06,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:11:06,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:11:06,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:11:06,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:11:06,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:11:06,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:11:06,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:11:06,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:11:06,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:11:06,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:11:06,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:11:06,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:11:06,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:11:06,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:11:06,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:11:06,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:11:06,448 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-29 20:11:06,490 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:11:06,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:11:06,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:11:06,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:11:06,492 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:11:06,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:11:06,493 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:11:06,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:11:06,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:11:06,494 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 20:11:06,494 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 20:11:06,495 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 20:11:06,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:11:06,495 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 20:11:06,495 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:11:06,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:11:06,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:11:06,496 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:11:06,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:11:06,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:11:06,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:11:06,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:11:06,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:11:06,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:11:06,498 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:11:06,499 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_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4f3beee7d9a211cc04d5df24adf0d3371004e18 [2020-11-29 20:11:06,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:11:06,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:11:06,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:11:06,836 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:11:06,837 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:11:06,838 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-11-29 20:11:06,972 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/data/53ddd4756/ee1a4af3818f41f0bfc022c69b5e124f/FLAG1c8b20fd9 [2020-11-29 20:11:08,004 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:11:08,006 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-11-29 20:11:08,061 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/data/53ddd4756/ee1a4af3818f41f0bfc022c69b5e124f/FLAG1c8b20fd9 [2020-11-29 20:11:08,473 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/data/53ddd4756/ee1a4af3818f41f0bfc022c69b5e124f [2020-11-29 20:11:08,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:11:08,478 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 20:11:08,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:11:08,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:11:08,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:11:08,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:11:08" (1/1) ... [2020-11-29 20:11:08,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2130f97e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:11:08, skipping insertion in model container [2020-11-29 20:11:08,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:11:08" (1/1) ... [2020-11-29 20:11:08,495 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:11:08,568 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:11:10,162 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-11-29 20:11:10,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@712d2e5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:11:10, skipping insertion in model container [2020-11-29 20:11:10,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:11:10,163 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 20:11:10,166 INFO L168 Benchmark]: Toolchain (without parser) took 1686.91 ms. Allocated memory is still 127.9 MB. Free memory was 90.6 MB in the beginning and 87.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 20:11:10,171 INFO L168 Benchmark]: CDTParser took 0.70 ms. Allocated memory is still 75.5 MB. Free memory was 33.7 MB in the beginning and 33.7 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:11:10,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1683.83 ms. Allocated memory is still 127.9 MB. Free memory was 90.6 MB in the beginning and 87.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 20:11:10,175 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 75.5 MB. Free memory was 33.7 MB in the beginning and 33.7 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1683.83 ms. Allocated memory is still 127.9 MB. Free memory was 90.6 MB in the beginning and 87.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:11:12,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:11:12,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:11:13,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:11:13,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:11:13,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:11:13,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:11:13,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:11:13,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:11:13,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:11:13,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:11:13,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:11:13,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:11:13,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:11:13,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:11:13,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:11:13,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:11:13,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:11:13,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:11:13,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:11:13,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:11:13,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:11:13,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:11:13,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:11:13,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:11:13,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:11:13,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:11:13,165 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:11:13,167 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:11:13,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:11:13,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:11:13,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:11:13,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:11:13,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:11:13,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:11:13,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:11:13,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:11:13,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:11:13,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:11:13,181 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:11:13,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:11:13,183 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-29 20:11:13,235 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:11:13,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:11:13,239 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:11:13,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:11:13,241 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:11:13,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:11:13,242 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:11:13,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:11:13,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:11:13,243 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 20:11:13,244 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 20:11:13,245 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 20:11:13,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:11:13,245 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 20:11:13,246 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 20:11:13,246 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 20:11:13,246 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:11:13,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:11:13,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:11:13,248 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:11:13,248 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:11:13,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:11:13,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:11:13,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:11:13,250 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 20:11:13,250 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 20:11:13,250 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:11:13,251 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 20:11:13,251 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_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4f3beee7d9a211cc04d5df24adf0d3371004e18 [2020-11-29 20:11:13,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:11:13,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:11:13,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:11:13,775 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:11:13,776 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:11:13,777 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-11-29 20:11:13,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/data/f660f563b/222cb0aff0ea413a9da40ec9b76be731/FLAG119fba284 [2020-11-29 20:11:14,801 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:11:14,801 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-11-29 20:11:14,858 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/data/f660f563b/222cb0aff0ea413a9da40ec9b76be731/FLAG119fba284 [2020-11-29 20:11:15,368 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a53dc6fa-ede0-4fdf-8a99-0b5fdd5439e1/bin/uautomizer/data/f660f563b/222cb0aff0ea413a9da40ec9b76be731 [2020-11-29 20:11:15,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:11:15,373 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 20:11:15,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:11:15,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:11:15,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:11:15,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:11:15" (1/1) ... [2020-11-29 20:11:15,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@307e4777 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:11:15, skipping insertion in model container [2020-11-29 20:11:15,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:11:15" (1/1) ... [2020-11-29 20:11:15,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:11:15,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:11:17,084 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-11-29 20:11:17,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@651e9832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:11:17, skipping insertion in model container [2020-11-29 20:11:17,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:11:17,086 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 20:11:17,088 INFO L168 Benchmark]: Toolchain (without parser) took 1713.87 ms. Allocated memory is still 67.1 MB. Free memory was 49.0 MB in the beginning and 34.2 MB in the end (delta: 14.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-29 20:11:17,089 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 54.5 MB. Free memory is still 36.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:11:17,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1708.86 ms. Allocated memory is still 67.1 MB. Free memory was 48.9 MB in the beginning and 34.4 MB in the end (delta: 14.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-29 20:11:17,093 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 54.5 MB. Free memory is still 36.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1708.86 ms. Allocated memory is still 67.1 MB. Free memory was 48.9 MB in the beginning and 34.4 MB in the end (delta: 14.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...