./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/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_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/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_5dd4c09e-8f52-46a9-af89-240792992ecc/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 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd ............................................................................................................................... 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_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/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_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/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_5dd4c09e-8f52-46a9-af89-240792992ecc/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 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:12:18,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:12:18,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:12:18,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:12:18,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:12:18,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:12:18,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:12:18,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:12:18,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:12:18,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:12:18,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:12:18,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:12:18,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:12:18,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:12:18,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:12:18,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:12:18,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:12:18,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:12:18,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:12:18,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:12:18,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:12:18,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:12:18,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:12:18,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:12:18,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:12:18,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:12:18,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:12:18,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:12:18,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:12:18,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:12:18,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:12:18,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:12:18,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:12:18,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:12:18,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:12:18,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:12:18,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:12:18,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:12:18,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:12:18,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:12:18,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:12:18,443 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-21 20:12:18,469 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:12:18,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:12:18,470 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:12:18,471 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:12:18,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:12:18,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:12:18,473 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:12:18,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:12:18,473 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:12:18,474 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:12:18,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:12:18,474 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 20:12:18,475 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 20:12:18,475 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 20:12:18,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:12:18,475 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 20:12:18,476 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:12:18,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:12:18,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:12:18,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:12:18,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:12:18,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:12:18,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:12:18,478 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:12:18,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:12:18,479 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:12:18,479 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_5dd4c09e-8f52-46a9-af89-240792992ecc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd [2021-10-21 20:12:18,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:12:18,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:12:18,789 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:12:18,791 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:12:18,792 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:12:18,793 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-10-21 20:12:18,902 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/data/c0d7c56e6/0e68fa001a3546d9b6964366adf3de67/FLAG032f50a8f [2021-10-21 20:12:19,598 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:12:19,599 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-10-21 20:12:19,644 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/data/c0d7c56e6/0e68fa001a3546d9b6964366adf3de67/FLAG032f50a8f [2021-10-21 20:12:19,733 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/data/c0d7c56e6/0e68fa001a3546d9b6964366adf3de67 [2021-10-21 20:12:19,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:12:19,739 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 20:12:19,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:12:19,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:12:19,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:12:19,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:12:19" (1/1) ... [2021-10-21 20:12:19,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16f9ec15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:19, skipping insertion in model container [2021-10-21 20:12:19,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:12:19" (1/1) ... [2021-10-21 20:12:19,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:12:19,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:12:21,029 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-10-21 20:12:21,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f2a7284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:21, skipping insertion in model container [2021-10-21 20:12:21,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:12:21,031 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 20:12:21,034 INFO L168 Benchmark]: Toolchain (without parser) took 1293.08 ms. Allocated memory is still 107.0 MB. Free memory was 69.0 MB in the beginning and 71.6 MB in the end (delta: -2.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:21,035 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 75.5 MB. Free memory was 49.6 MB in the beginning and 49.6 MB in the end (delta: 25.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:12:21,036 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1285.56 ms. Allocated memory is still 107.0 MB. Free memory was 68.8 MB in the beginning and 71.6 MB in the end (delta: -2.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:21,038 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 ms. Allocated memory is still 75.5 MB. Free memory was 49.6 MB in the beginning and 49.6 MB in the end (delta: 25.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1285.56 ms. Allocated memory is still 107.0 MB. Free memory was 68.8 MB in the beginning and 71.6 MB in the end (delta: -2.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:12:23,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:12:23,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:12:23,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:12:23,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:12:23,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:12:23,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:12:23,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:12:23,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:12:23,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:12:23,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:12:23,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:12:23,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:12:23,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:12:23,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:12:23,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:12:23,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:12:23,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:12:23,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:12:23,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:12:23,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:12:23,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:12:23,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:12:23,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:12:23,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:12:23,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:12:23,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:12:23,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:12:23,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:12:23,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:12:23,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:12:23,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:12:23,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:12:23,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:12:23,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:12:23,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:12:23,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:12:23,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:12:23,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:12:23,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:12:23,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:12:23,665 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-21 20:12:23,714 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:12:23,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:12:23,715 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:12:23,716 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:12:23,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:12:23,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:12:23,718 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:12:23,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:12:23,719 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:12:23,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:12:23,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:12:23,721 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 20:12:23,721 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 20:12:23,721 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 20:12:23,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:12:23,722 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 20:12:23,722 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 20:12:23,722 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 20:12:23,723 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:12:23,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:12:23,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:12:23,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:12:23,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:12:23,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:12:23,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:12:23,725 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 20:12:23,725 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 20:12:23,725 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:12:23,726 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 20:12:23,726 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_5dd4c09e-8f52-46a9-af89-240792992ecc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd [2021-10-21 20:12:24,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:12:24,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:12:24,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:12:24,150 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:12:24,151 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:12:24,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-10-21 20:12:24,236 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/data/e1b2af15e/28fc2f0badb643e8af8ee8176908dff8/FLAG1189c1252 [2021-10-21 20:12:25,232 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:12:25,236 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-10-21 20:12:25,280 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/data/e1b2af15e/28fc2f0badb643e8af8ee8176908dff8/FLAG1189c1252 [2021-10-21 20:12:25,297 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd4c09e-8f52-46a9-af89-240792992ecc/bin/uautomizer-j4sWxH34Be/data/e1b2af15e/28fc2f0badb643e8af8ee8176908dff8 [2021-10-21 20:12:25,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:12:25,303 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 20:12:25,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:12:25,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:12:25,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:12:25,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:12:25" (1/1) ... [2021-10-21 20:12:25,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4de92c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:25, skipping insertion in model container [2021-10-21 20:12:25,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:12:25" (1/1) ... [2021-10-21 20:12:25,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:12:25,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:12:26,704 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-10-21 20:12:26,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@60e02af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:26, skipping insertion in model container [2021-10-21 20:12:26,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:12:26,705 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 20:12:26,708 INFO L168 Benchmark]: Toolchain (without parser) took 1403.71 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 35.1 MB in the beginning and 43.2 MB in the end (delta: -8.1 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:26,709 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 60.8 MB. Free memory is still 41.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:12:26,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1398.16 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 34.8 MB in the beginning and 43.4 MB in the end (delta: -8.5 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:26,712 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 60.8 MB. Free memory is still 41.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1398.16 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 34.8 MB in the beginning and 43.4 MB in the end (delta: -8.5 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...