./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/who-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_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/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_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/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_f775ee33-59a8-4c35-98f2-ea6632f8bfae/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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 ............................................................................................................................... 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_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/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_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/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_f775ee33-59a8-4c35-98f2-ea6632f8bfae/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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 .................................................................................................................................. 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 19:25:24,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:25:24,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:25:24,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:25:24,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:25:24,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:25:24,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:25:24,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:25:24,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:25:24,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:25:24,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:25:24,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:25:24,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:25:24,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:25:24,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:25:24,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:25:24,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:25:24,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:25:24,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:25:24,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:25:24,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:25:24,520 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:25:24,522 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:25:24,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:25:24,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:25:24,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:25:24,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:25:24,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:25:24,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:25:24,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:25:24,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:25:24,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:25:24,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:25:24,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:25:24,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:25:24,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:25:24,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:25:24,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:25:24,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:25:24,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:25:24,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:25:24,557 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-21 19:25:24,600 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:25:24,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:25:24,601 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:25:24,601 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:25:24,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:25:24,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:25:24,610 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:25:24,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:25:24,611 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:25:24,611 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:25:24,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:25:24,611 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:25:24,611 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:25:24,612 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:25:24,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:25:24,612 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:25:24,612 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:25:24,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:25:24,613 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:25:24,613 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:25:24,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:25:24,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:25:24,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:25:24,614 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:25:24,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:25:24,614 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:25:24,614 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_f775ee33-59a8-4c35-98f2-ea6632f8bfae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2021-10-21 19:25:24,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:25:24,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:25:24,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:25:24,915 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:25:24,916 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:25:24,917 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-21 19:25:24,987 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/data/7531f5ece/bd01f4eb77b240a9955b5a41136f4d5d/FLAGad3a33713 [2021-10-21 19:25:25,688 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:25:25,689 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-21 19:25:25,737 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/data/7531f5ece/bd01f4eb77b240a9955b5a41136f4d5d/FLAGad3a33713 [2021-10-21 19:25:25,803 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/data/7531f5ece/bd01f4eb77b240a9955b5a41136f4d5d [2021-10-21 19:25:25,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:25:25,811 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:25:25,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:25:25,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:25:25,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:25:25,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:25:25" (1/1) ... [2021-10-21 19:25:25,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c02015d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:25:25, skipping insertion in model container [2021-10-21 19:25:25,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:25:25" (1/1) ... [2021-10-21 19:25:25,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:25:25,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:25:27,420 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 [2021-10-21 19:25:27,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18789d79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:25:27, skipping insertion in model container [2021-10-21 19:25:27,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:25:27,421 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:25:27,423 INFO L168 Benchmark]: Toolchain (without parser) took 1610.85 ms. Allocated memory is still 96.5 MB. Free memory was 73.0 MB in the beginning and 55.3 MB in the end (delta: 17.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:25:27,424 INFO L168 Benchmark]: CDTParser took 0.61 ms. Allocated memory is still 79.7 MB. Free memory was 60.3 MB in the beginning and 60.2 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:25:27,425 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1608.03 ms. Allocated memory is still 96.5 MB. Free memory was 72.7 MB in the beginning and 55.3 MB in the end (delta: 17.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:25:27,427 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 ms. Allocated memory is still 79.7 MB. Free memory was 60.3 MB in the beginning and 60.2 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1608.03 ms. Allocated memory is still 96.5 MB. Free memory was 72.7 MB in the beginning and 55.3 MB in the end (delta: 17.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: 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 0.2.1-dev-e943c26 [2021-10-21 19:25:29,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:25:29,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:25:29,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:25:29,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:25:29,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:25:29,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:25:29,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:25:29,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:25:29,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:25:29,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:25:29,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:25:29,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:25:29,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:25:29,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:25:29,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:25:29,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:25:29,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:25:29,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:25:29,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:25:29,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:25:29,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:25:29,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:25:29,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:25:29,810 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:25:29,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:25:29,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:25:29,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:25:29,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:25:29,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:25:29,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:25:29,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:25:29,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:25:29,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:25:29,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:25:29,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:25:29,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:25:29,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:25:29,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:25:29,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:25:29,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:25:29,844 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-21 19:25:29,900 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:25:29,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:25:29,901 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:25:29,902 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:25:29,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:25:29,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:25:29,905 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:25:29,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:25:29,906 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:25:29,907 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:25:29,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:25:29,908 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:25:29,909 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:25:29,909 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:25:29,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:25:29,910 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:25:29,910 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 19:25:29,910 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 19:25:29,910 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:25:29,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:25:29,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:25:29,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:25:29,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:25:29,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:25:29,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:25:29,912 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 19:25:29,913 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 19:25:29,913 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:25:29,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 19:25:29,914 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_f775ee33-59a8-4c35-98f2-ea6632f8bfae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2021-10-21 19:25:30,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:25:30,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:25:30,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:25:30,338 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:25:30,339 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:25:30,340 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-21 19:25:30,410 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/data/6bce635c0/9814a68338ca44c797ac81fc44bf97d3/FLAG9130be1c1 [2021-10-21 19:25:31,318 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:25:31,319 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-21 19:25:31,373 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/data/6bce635c0/9814a68338ca44c797ac81fc44bf97d3/FLAG9130be1c1 [2021-10-21 19:25:31,840 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f775ee33-59a8-4c35-98f2-ea6632f8bfae/bin/uautomizer-j4sWxH34Be/data/6bce635c0/9814a68338ca44c797ac81fc44bf97d3 [2021-10-21 19:25:31,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:25:31,844 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:25:31,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:25:31,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:25:31,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:25:31,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:25:31" (1/1) ... [2021-10-21 19:25:31,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8390b83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:25:31, skipping insertion in model container [2021-10-21 19:25:31,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:25:31" (1/1) ... [2021-10-21 19:25:31,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:25:31,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:25:33,234 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 [2021-10-21 19:25:33,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4274a373 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:25:33, skipping insertion in model container [2021-10-21 19:25:33,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:25:33,236 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:25:33,238 INFO L168 Benchmark]: Toolchain (without parser) took 1393.09 ms. Allocated memory is still 73.4 MB. Free memory was 52.5 MB in the beginning and 39.6 MB in the end (delta: 12.9 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:25:33,239 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 73.4 MB. Free memory was 54.7 MB in the beginning and 54.6 MB in the end (delta: 60.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:25:33,240 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1390.65 ms. Allocated memory is still 73.4 MB. Free memory was 52.4 MB in the beginning and 39.6 MB in the end (delta: 12.7 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:25:33,242 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 73.4 MB. Free memory was 54.7 MB in the beginning and 54.6 MB in the end (delta: 60.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1390.65 ms. Allocated memory is still 73.4 MB. Free memory was 52.4 MB in the beginning and 39.6 MB in the end (delta: 12.7 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: 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...