./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF --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 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:45:04,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:45:04,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:45:04,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:45:04,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:45:04,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:45:04,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:45:04,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:45:04,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:45:04,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:45:04,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:45:04,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:45:04,753 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:45:04,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:45:04,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:45:04,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:45:04,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:45:04,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:45:04,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:45:04,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:45:04,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:45:04,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:45:04,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:45:04,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:45:04,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:45:04,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:45:04,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:45:04,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:45:04,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:45:04,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:45:04,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:45:04,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:45:04,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:45:04,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:45:04,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:45:04,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:45:04,827 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:45:04,827 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:45:04,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:45:04,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:45:04,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:45:04,831 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-20 06:45:04,879 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:45:04,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:45:04,880 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:45:04,880 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:45:04,881 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:45:04,881 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:45:04,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:45:04,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:45:04,883 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:45:04,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:45:04,884 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:45:04,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:45:04,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:45:04,884 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 06:45:04,885 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 06:45:04,885 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 06:45:04,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:45:04,886 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:45:04,886 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:45:04,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:45:04,887 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:45:04,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:45:04,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:45:04,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:45:04,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:45:04,888 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:45:04,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:45:04,889 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:45:04,889 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_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2021-11-20 06:45:05,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:45:05,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:45:05,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:45:05,243 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:45:05,244 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:45:05,247 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-11-20 06:45:05,316 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/data/d9469b923/cef6bc9c61ad46579b0ce8e205059f00/FLAG2442f5d85 [2021-11-20 06:45:06,118 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:45:06,123 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-11-20 06:45:06,174 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/data/d9469b923/cef6bc9c61ad46579b0ce8e205059f00/FLAG2442f5d85 [2021-11-20 06:45:06,228 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/data/d9469b923/cef6bc9c61ad46579b0ce8e205059f00 [2021-11-20 06:45:06,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:45:06,234 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:45:06,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:45:06,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:45:06,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:45:06,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:45:06" (1/1) ... [2021-11-20 06:45:06,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fb7fa16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:06, skipping insertion in model container [2021-11-20 06:45:06,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:45:06" (1/1) ... [2021-11-20 06:45:06,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:45:06,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:45:07,620 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 06:45:07,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@368e6cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:07, skipping insertion in model container [2021-11-20 06:45:07,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:45:07,622 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 06:45:07,625 INFO L158 Benchmark]: Toolchain (without parser) took 1389.13ms. Allocated memory was 86.0MB in the beginning and 121.6MB in the end (delta: 35.7MB). Free memory was 46.8MB in the beginning and 88.1MB in the end (delta: -41.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:45:07,626 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory was 67.1MB in the beginning and 67.0MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:45:07,627 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1352.62ms. Allocated memory was 86.0MB in the beginning and 121.6MB in the end (delta: 35.7MB). Free memory was 64.6MB in the beginning and 88.1MB in the end (delta: -23.5MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2021-11-20 06:45:07,629 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory was 67.1MB in the beginning and 67.0MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1352.62ms. Allocated memory was 86.0MB in the beginning and 121.6MB in the end (delta: 35.7MB). Free memory was 64.6MB in the beginning and 88.1MB in the end (delta: -23.5MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF --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 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:45:10,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:45:10,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:45:10,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:45:10,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:45:10,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:45:10,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:45:10,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:45:10,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:45:10,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:45:10,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:45:10,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:45:10,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:45:10,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:45:10,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:45:10,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:45:10,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:45:10,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:45:10,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:45:10,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:45:10,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:45:10,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:45:10,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:45:10,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:45:10,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:45:10,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:45:10,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:45:10,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:45:10,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:45:10,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:45:10,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:45:10,505 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:45:10,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:45:10,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:45:10,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:45:10,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:45:10,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:45:10,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:45:10,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:45:10,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:45:10,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:45:10,517 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-20 06:45:10,575 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:45:10,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:45:10,576 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:45:10,577 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:45:10,578 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:45:10,578 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:45:10,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:45:10,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:45:10,580 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:45:10,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:45:10,582 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:45:10,582 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:45:10,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:45:10,583 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 06:45:10,583 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 06:45:10,583 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 06:45:10,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:45:10,584 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:45:10,584 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 06:45:10,584 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 06:45:10,585 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:45:10,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:45:10,585 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:45:10,585 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:45:10,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:45:10,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:45:10,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:45:10,587 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 06:45:10,587 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 06:45:10,587 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:45:10,588 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 06:45:10,588 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_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2021-11-20 06:45:11,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:45:11,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:45:11,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:45:11,132 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:45:11,133 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:45:11,134 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-11-20 06:45:11,222 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/data/4901ccac5/54039c2e2b3f46cfa636c703ff88c099/FLAG117a5a0f2 [2021-11-20 06:45:12,192 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:45:12,192 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-11-20 06:45:12,231 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/data/4901ccac5/54039c2e2b3f46cfa636c703ff88c099/FLAG117a5a0f2 [2021-11-20 06:45:12,252 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacc5e53-6281-4b97-afc9-92374a9f7d3b/bin/uautomizer-DQz5hQGWxF/data/4901ccac5/54039c2e2b3f46cfa636c703ff88c099 [2021-11-20 06:45:12,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:45:12,257 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:45:12,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:45:12,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:45:12,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:45:12,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:45:12" (1/1) ... [2021-11-20 06:45:12,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@548ac4cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:12, skipping insertion in model container [2021-11-20 06:45:12,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:45:12" (1/1) ... [2021-11-20 06:45:12,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:45:12,380 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:45:13,540 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 06:45:13,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@23e0aecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:13, skipping insertion in model container [2021-11-20 06:45:13,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:45:13,542 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 06:45:13,545 INFO L158 Benchmark]: Toolchain (without parser) took 1286.37ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 34.3MB in the beginning and 38.2MB in the end (delta: -3.9MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2021-11-20 06:45:13,546 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 52.4MB. Free memory was 31.9MB in the beginning and 31.9MB in the end (delta: 37.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:45:13,547 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1283.02ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 34.0MB in the beginning and 38.2MB in the end (delta: -4.2MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2021-11-20 06:45:13,549 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 52.4MB. Free memory was 31.9MB in the beginning and 31.9MB in the end (delta: 37.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1283.02ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 34.0MB in the beginning and 38.2MB in the end (delta: -4.2MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN