./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/rm-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_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/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_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/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_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 ............................................................................................................................... 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_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/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_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/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_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 .................................................................................................................................. 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 19:22:54,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:22:54,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:22:54,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:22:54,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:22:54,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:22:54,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:22:54,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:22:54,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:22:54,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:22:54,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:22:54,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:22:54,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:22:54,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:22:54,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:22:54,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:22:54,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:22:54,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:22:54,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:22:54,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:22:54,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:22:54,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:22:54,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:22:54,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:22:54,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:22:54,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:22:54,465 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:22:54,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:22:54,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:22:54,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:22:54,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:22:54,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:22:54,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:22:54,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:22:54,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:22:54,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:22:54,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:22:54,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:22:54,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:22:54,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:22:54,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:22:54,481 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-21 19:22:54,516 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:22:54,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:22:54,518 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:22:54,518 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:22:54,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:22:54,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:22:54,523 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:22:54,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:22:54,524 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:22:54,524 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:22:54,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:22:54,525 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:22:54,526 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:22:54,526 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:22:54,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:22:54,526 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:22:54,526 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:22:54,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:22:54,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:22:54,528 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:22:54,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:22:54,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:22:54,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:22:54,536 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:22:54,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:22:54,536 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:22:54,536 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_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2021-10-21 19:22:54,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:22:54,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:22:54,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:22:54,841 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:22:54,842 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:22:54,843 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-10-21 19:22:54,903 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/data/0a6de60a9/a4dd2f8cb1e3448dbb65d72c3396b1c6/FLAG85d8b47f7 [2021-10-21 19:22:55,721 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:22:55,721 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-10-21 19:22:55,789 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/data/0a6de60a9/a4dd2f8cb1e3448dbb65d72c3396b1c6/FLAG85d8b47f7 [2021-10-21 19:22:55,882 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/data/0a6de60a9/a4dd2f8cb1e3448dbb65d72c3396b1c6 [2021-10-21 19:22:55,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:22:55,889 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:22:55,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:22:55,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:22:55,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:22:55,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:22:55" (1/1) ... [2021-10-21 19:22:55,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ea6a884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:22:55, skipping insertion in model container [2021-10-21 19:22:55,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:22:55" (1/1) ... [2021-10-21 19:22:55,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:22:56,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:22:57,353 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-10-21 19:22:57,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7faadb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:22:57, skipping insertion in model container [2021-10-21 19:22:57,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:22:57,354 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:22:57,356 INFO L168 Benchmark]: Toolchain (without parser) took 1466.47 ms. Allocated memory is still 100.7 MB. Free memory was 76.6 MB in the beginning and 57.1 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:22:57,357 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 100.7 MB. Free memory is still 76.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:22:57,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1463.93 ms. Allocated memory is still 100.7 MB. Free memory was 76.6 MB in the beginning and 57.1 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:22:57,360 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 100.7 MB. Free memory is still 76.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1463.93 ms. Allocated memory is still 100.7 MB. Free memory was 76.6 MB in the beginning and 57.1 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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 19:22:59,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:22:59,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:22:59,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:22:59,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:22:59,702 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:22:59,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:22:59,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:22:59,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:22:59,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:22:59,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:22:59,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:22:59,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:22:59,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:22:59,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:22:59,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:22:59,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:22:59,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:22:59,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:22:59,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:22:59,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:22:59,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:22:59,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:22:59,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:22:59,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:22:59,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:22:59,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:22:59,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:22:59,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:22:59,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:22:59,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:22:59,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:22:59,778 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:22:59,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:22:59,786 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:22:59,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:22:59,787 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:22:59,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:22:59,788 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:22:59,789 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:22:59,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:22:59,791 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-21 19:22:59,840 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:22:59,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:22:59,841 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:22:59,841 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:22:59,843 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:22:59,844 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:22:59,844 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:22:59,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:22:59,845 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:22:59,845 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:22:59,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:22:59,846 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:22:59,847 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:22:59,847 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:22:59,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:22:59,848 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:22:59,848 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 19:22:59,848 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 19:22:59,848 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:22:59,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:22:59,849 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:22:59,849 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:22:59,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:22:59,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:22:59,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:22:59,850 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 19:22:59,851 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 19:22:59,851 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:22:59,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 19:22:59,852 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_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2021-10-21 19:23:00,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:23:00,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:23:00,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:23:00,295 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:23:00,297 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:23:00,298 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-10-21 19:23:00,378 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/data/ff1d869c0/a4ed10172ee044bb87599ea5a9fcde5c/FLAG95bd24221 [2021-10-21 19:23:01,357 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:23:01,359 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-10-21 19:23:01,397 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/data/ff1d869c0/a4ed10172ee044bb87599ea5a9fcde5c/FLAG95bd24221 [2021-10-21 19:23:01,828 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3421ea1-d40e-48bd-bf0b-aebb79e3fa88/bin/uautomizer-j4sWxH34Be/data/ff1d869c0/a4ed10172ee044bb87599ea5a9fcde5c [2021-10-21 19:23:01,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:23:01,841 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:23:01,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:23:01,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:23:01,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:23:01,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:23:01" (1/1) ... [2021-10-21 19:23:01,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76e4c9e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:23:01, skipping insertion in model container [2021-10-21 19:23:01,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:23:01" (1/1) ... [2021-10-21 19:23:01,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:23:01,955 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:23:03,649 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-10-21 19:23:03,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@dffc082 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:23:03, skipping insertion in model container [2021-10-21 19:23:03,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:23:03,652 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:23:03,656 INFO L168 Benchmark]: Toolchain (without parser) took 1813.59 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 34.5 MB in the beginning and 46.9 MB in the end (delta: -12.3 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:23:03,658 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 54.5 MB. Free memory was 34.3 MB in the beginning and 34.3 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:23:03,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1809.23 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 34.2 MB in the beginning and 46.9 MB in the end (delta: -12.6 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:23:03,665 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 54.5 MB. Free memory was 34.3 MB in the beginning and 34.3 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1809.23 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 34.2 MB in the beginning and 46.9 MB in the end (delta: -12.6 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...