./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.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_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/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_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/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_081bd991-4228-42d9-a899-3320a1d1e0f5/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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 ............................................................................................................................... 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_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/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_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/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_081bd991-4228-42d9-a899-3320a1d1e0f5/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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 .................................................................................................................................. 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 19:50:55,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:50:55,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:50:55,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:50:55,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:50:55,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:50:55,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:50:55,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:50:55,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:50:55,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:50:55,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:50:55,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:50:55,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:50:55,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:50:55,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:50:55,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:50:55,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:50:55,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:50:55,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:50:55,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:50:55,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:50:55,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:50:55,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:50:55,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:50:55,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:50:55,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:50:55,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:50:55,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:50:55,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:50:55,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:50:55,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:50:55,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:50:55,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:50:55,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:50:55,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:50:55,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:50:55,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:50:55,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:50:55,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:50:55,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:50:55,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:50:55,236 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-21 19:50:55,266 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:50:55,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:50:55,267 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:50:55,267 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:50:55,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:50:55,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:50:55,269 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:50:55,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:50:55,270 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:50:55,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:50:55,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:50:55,271 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:50:55,271 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:50:55,271 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:50:55,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:50:55,272 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:50:55,272 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:50:55,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:50:55,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:50:55,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:50:55,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:50:55,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:50:55,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:50:55,274 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:50:55,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:50:55,275 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:50:55,275 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_081bd991-4228-42d9-a899-3320a1d1e0f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2021-10-21 19:50:55,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:50:55,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:50:55,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:50:55,695 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:50:55,696 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:50:55,697 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-10-21 19:50:55,769 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/data/a0a10fc79/15deb356dd5546cbb55daf0293aa7dcf/FLAG784d03f6d [2021-10-21 19:50:56,645 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:50:56,646 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-10-21 19:50:56,704 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/data/a0a10fc79/15deb356dd5546cbb55daf0293aa7dcf/FLAG784d03f6d [2021-10-21 19:50:57,177 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/data/a0a10fc79/15deb356dd5546cbb55daf0293aa7dcf [2021-10-21 19:50:57,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:50:57,182 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:50:57,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:50:57,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:50:57,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:50:57,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:50:57" (1/1) ... [2021-10-21 19:50:57,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2242d44e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:57, skipping insertion in model container [2021-10-21 19:50:57,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:50:57" (1/1) ... [2021-10-21 19:50:57,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:50:57,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:50:58,634 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 19:50:58,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7622d84d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:58, skipping insertion in model container [2021-10-21 19:50:58,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:50:58,635 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:50:58,638 INFO L168 Benchmark]: Toolchain (without parser) took 1454.07 ms. Allocated memory is still 92.3 MB. Free memory was 66.7 MB in the beginning and 56.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:50:58,639 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 92.3 MB. Free memory was 67.2 MB in the beginning and 67.2 MB in the end (delta: 4.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:50:58,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1451.09 ms. Allocated memory is still 92.3 MB. Free memory was 66.5 MB in the beginning and 56.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:50:58,643 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 92.3 MB. Free memory was 67.2 MB in the beginning and 67.2 MB in the end (delta: 4.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1451.09 ms. Allocated memory is still 92.3 MB. Free memory was 66.5 MB in the beginning and 56.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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 19:51:01,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:51:01,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:51:01,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:51:01,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:51:01,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:51:01,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:51:01,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:51:01,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:51:01,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:51:01,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:51:01,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:51:01,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:51:01,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:51:01,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:51:01,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:51:01,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:51:01,578 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:51:01,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:51:01,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:51:01,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:51:01,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:51:01,594 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:51:01,597 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:51:01,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:51:01,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:51:01,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:51:01,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:51:01,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:51:01,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:51:01,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:51:01,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:51:01,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:51:01,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:51:01,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:51:01,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:51:01,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:51:01,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:51:01,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:51:01,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:51:01,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:51:01,639 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-21 19:51:01,690 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:51:01,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:51:01,691 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:51:01,692 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:51:01,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:51:01,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:51:01,694 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:51:01,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:51:01,694 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:51:01,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:51:01,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:51:01,695 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:51:01,696 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:51:01,698 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:51:01,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:51:01,698 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:51:01,699 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 19:51:01,699 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 19:51:01,699 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:51:01,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:51:01,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:51:01,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:51:01,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:51:01,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:51:01,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:51:01,701 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 19:51:01,701 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 19:51:01,702 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:51:01,703 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 19:51:01,703 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_081bd991-4228-42d9-a899-3320a1d1e0f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2021-10-21 19:51:02,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:51:02,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:51:02,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:51:02,176 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:51:02,177 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:51:02,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-10-21 19:51:02,255 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/data/b685cb293/c36dc94d4a5c407f9d1f9fe6558c9955/FLAGba8337b97 [2021-10-21 19:51:03,259 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:51:03,259 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-10-21 19:51:03,315 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/data/b685cb293/c36dc94d4a5c407f9d1f9fe6558c9955/FLAGba8337b97 [2021-10-21 19:51:03,821 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081bd991-4228-42d9-a899-3320a1d1e0f5/bin/uautomizer-j4sWxH34Be/data/b685cb293/c36dc94d4a5c407f9d1f9fe6558c9955 [2021-10-21 19:51:03,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:51:03,826 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:51:03,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:51:03,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:51:03,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:51:03,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:51:03" (1/1) ... [2021-10-21 19:51:03,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b7fd2e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:51:03, skipping insertion in model container [2021-10-21 19:51:03,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:51:03" (1/1) ... [2021-10-21 19:51:03,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:51:03,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:51:05,472 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 19:51:05,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42c087c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:51:05, skipping insertion in model container [2021-10-21 19:51:05,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:51:05,474 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:51:05,477 INFO L168 Benchmark]: Toolchain (without parser) took 1649.13 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 26.2 MB in the beginning and 46.8 MB in the end (delta: -20.7 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:51:05,478 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 54.5 MB. Free memory was 35.7 MB in the beginning and 35.6 MB in the end (delta: 37.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:51:05,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1645.73 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 26.0 MB in the beginning and 46.8 MB in the end (delta: -20.9 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:51:05,482 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 54.5 MB. Free memory was 35.7 MB in the beginning and 35.6 MB in the end (delta: 37.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1645.73 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 26.0 MB in the beginning and 46.8 MB in the end (delta: -20.9 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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...