./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 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/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_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 19:35:39,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:35:39,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:35:39,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:35:39,775 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:35:39,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:35:39,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:35:39,779 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:35:39,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:35:39,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:35:39,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:35:39,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:35:39,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:35:39,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:35:39,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:35:39,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:35:39,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:35:39,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:35:39,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:35:39,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:35:39,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:35:39,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:35:39,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:35:39,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:35:39,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:35:39,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:35:39,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:35:39,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:35:39,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:35:39,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:35:39,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:35:39,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:35:39,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:35:39,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:35:39,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:35:39,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:35:39,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:35:39,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:35:39,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:35:39,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:35:39,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:35:39,815 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-18 19:35:39,836 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:35:39,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:35:39,837 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:35:39,837 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:35:39,838 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:35:39,838 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:35:39,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:35:39,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:35:39,840 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:35:39,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:35:39,840 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 19:35:39,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:35:39,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:35:39,841 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 19:35:39,841 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 19:35:39,841 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 19:35:39,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:35:39,842 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 19:35:39,842 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:35:39,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:35:39,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:35:39,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:35:39,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:35:39,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:35:39,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:35:39,844 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 19:35:39,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 19:35:39,845 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_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-11-18 19:35:40,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:35:40,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:35:40,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:35:40,153 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:35:40,154 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:35:40,156 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-11-18 19:35:40,242 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/data/de4e0740b/146e4e01232f40bba8bdbebbf530bb46/FLAG0b8e0fdfc [2022-11-18 19:35:40,989 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:35:40,990 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-11-18 19:35:41,031 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/data/de4e0740b/146e4e01232f40bba8bdbebbf530bb46/FLAG0b8e0fdfc [2022-11-18 19:35:41,120 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/data/de4e0740b/146e4e01232f40bba8bdbebbf530bb46 [2022-11-18 19:35:41,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:35:41,126 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:35:41,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:35:41,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:35:41,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:35:41,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:35:41" (1/1) ... [2022-11-18 19:35:41,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ee5be0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:41, skipping insertion in model container [2022-11-18 19:35:41,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:35:41" (1/1) ... [2022-11-18 19:35:41,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:35:41,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:35:42,227 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-18 19:35:42,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@227157e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:42, skipping insertion in model container [2022-11-18 19:35:42,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:35:42,229 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 19:35:42,231 INFO L158 Benchmark]: Toolchain (without parser) took 1104.38ms. Allocated memory is still 125.8MB. Free memory was 86.5MB in the beginning and 92.4MB in the end (delta: -5.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 19:35:42,231 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 125.8MB. Free memory was 98.5MB in the beginning and 98.5MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 19:35:42,232 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1099.86ms. Allocated memory is still 125.8MB. Free memory was 86.3MB in the beginning and 92.4MB in the end (delta: -6.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 19:35:42,234 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 125.8MB. Free memory was 98.5MB in the beginning and 98.5MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1099.86ms. Allocated memory is still 125.8MB. Free memory was 86.3MB in the beginning and 92.4MB in the end (delta: -6.1MB). Peak memory consumption was 12.6MB. 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/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_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 19:35:44,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:35:44,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:35:44,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:35:44,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:35:44,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:35:44,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:35:44,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:35:44,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:35:44,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:35:44,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:35:44,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:35:44,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:35:44,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:35:44,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:35:44,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:35:44,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:35:44,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:35:44,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:35:44,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:35:44,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:35:44,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:35:44,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:35:44,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:35:44,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:35:44,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:35:44,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:35:44,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:35:44,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:35:44,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:35:44,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:35:44,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:35:44,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:35:44,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:35:44,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:35:44,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:35:44,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:35:44,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:35:44,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:35:44,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:35:44,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:35:44,482 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-18 19:35:44,534 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:35:44,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:35:44,535 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:35:44,535 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:35:44,536 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:35:44,536 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:35:44,536 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:35:44,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:35:44,537 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:35:44,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:35:44,537 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 19:35:44,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:35:44,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:35:44,538 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 19:35:44,538 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 19:35:44,538 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 19:35:44,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:35:44,538 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 19:35:44,539 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 19:35:44,539 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 19:35:44,539 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:35:44,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:35:44,539 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:35:44,540 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:35:44,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:35:44,540 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:35:44,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:35:44,540 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 19:35:44,540 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 19:35:44,541 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 19:35:44,541 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_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-11-18 19:35:44,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:35:44,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:35:44,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:35:44,930 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:35:44,932 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:35:44,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-11-18 19:35:45,006 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/data/b8dbc2f36/0bbb5f3f73ca415aac209a802a8b4f25/FLAG8ada586d4 [2022-11-18 19:35:45,827 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:35:45,828 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-11-18 19:35:45,864 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/data/b8dbc2f36/0bbb5f3f73ca415aac209a802a8b4f25/FLAG8ada586d4 [2022-11-18 19:35:45,954 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d9e3616-0f75-423c-a6e4-ee6faeea4234/bin/uautomizer-TMbwUNV5ro/data/b8dbc2f36/0bbb5f3f73ca415aac209a802a8b4f25 [2022-11-18 19:35:45,958 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:35:45,961 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:35:45,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:35:45,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:35:45,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:35:45,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:35:45" (1/1) ... [2022-11-18 19:35:45,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20a0bd69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:45, skipping insertion in model container [2022-11-18 19:35:45,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:35:45" (1/1) ... [2022-11-18 19:35:45,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:35:46,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:35:47,077 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-18 19:35:47,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@124e7231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:47, skipping insertion in model container [2022-11-18 19:35:47,078 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:35:47,078 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 19:35:47,080 INFO L158 Benchmark]: Toolchain (without parser) took 1118.49ms. Allocated memory is still 65.0MB. Free memory was 42.5MB in the beginning and 40.1MB in the end (delta: 2.4MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2022-11-18 19:35:47,081 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 47.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 19:35:47,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1116.26ms. Allocated memory is still 65.0MB. Free memory was 42.2MB in the beginning and 40.1MB in the end (delta: 2.1MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2022-11-18 19:35:47,083 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 47.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1116.26ms. Allocated memory is still 65.0MB. Free memory was 42.2MB in the beginning and 40.1MB in the end (delta: 2.1MB). Peak memory consumption was 12.7MB. 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