./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a 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_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 --- 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-38b53e6 [2022-11-26 00:57:27,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:57:27,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:57:27,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:57:27,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:57:27,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:57:27,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:57:27,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:57:27,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:57:27,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:57:27,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:57:27,714 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:57:27,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:57:27,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:57:27,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:57:27,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:57:27,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:57:27,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:57:27,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:57:27,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:57:27,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:57:27,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:57:27,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:57:27,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:57:27,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:57:27,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:57:27,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:57:27,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:57:27,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:57:27,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:57:27,738 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:57:27,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:57:27,740 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:57:27,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:57:27,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:57:27,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:57:27,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:57:27,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:57:27,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:57:27,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:57:27,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:57:27,747 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-26 00:57:27,773 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:57:27,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:57:27,774 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:57:27,774 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:57:27,775 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:57:27,776 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:57:27,776 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:57:27,776 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:57:27,777 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:57:27,777 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:57:27,777 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:57:27,778 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:57:27,778 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:57:27,778 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:57:27,778 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:57:27,779 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:57:27,779 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:57:27,779 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:57:27,780 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-26 00:57:27,780 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-26 00:57:27,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:57:27,781 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:57:27,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:57:27,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:57:27,782 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-26 00:57:27,782 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-26 00:57:27,783 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-26 00:57:27,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:57:27,783 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 00:57:27,784 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:57:27,784 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:57:27,784 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:57:27,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:57:27,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:57:27,786 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:57:27,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:57:27,786 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:57:27,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:57:27,787 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:57:27,787 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_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2022-11-26 00:57:28,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:57:28,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:57:28,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:57:28,235 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:57:28,235 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:57:28,237 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2022-11-26 00:57:31,394 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:57:31,968 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:57:31,969 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2022-11-26 00:57:32,021 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/data/afbb8152d/5710f353523148c48ba7c210cb538b1e/FLAGe37112c44 [2022-11-26 00:57:32,042 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/data/afbb8152d/5710f353523148c48ba7c210cb538b1e [2022-11-26 00:57:32,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:57:32,053 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:57:32,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:57:32,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:57:32,063 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:57:32,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:57:32" (1/1) ... [2022-11-26 00:57:32,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696a297f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:57:32, skipping insertion in model container [2022-11-26 00:57:32,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:57:32" (1/1) ... [2022-11-26 00:57:32,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:57:32,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:57:34,256 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-11-26 00:57:34,261 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-26 00:57:34,277 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-26 00:57:34,288 WARN L623 FunctionHandler]: Unknown extern function stat [2022-11-26 00:57:34,289 WARN L623 FunctionHandler]: Unknown extern function stat [2022-11-26 00:57:34,298 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2022-11-26 00:57:34,300 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2022-11-26 00:57:34,302 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-26 00:57:34,305 WARN L623 FunctionHandler]: Unknown extern function lstat [2022-11-26 00:57:34,306 WARN L623 FunctionHandler]: Unknown extern function stat [2022-11-26 00:57:34,313 WARN L623 FunctionHandler]: Unknown extern function geteuid [2022-11-26 00:57:34,314 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-11-26 00:57:34,320 WARN L623 FunctionHandler]: Unknown extern function strtoll [2022-11-26 00:57:34,327 WARN L623 FunctionHandler]: Unknown extern function getgroups [2022-11-26 00:57:34,329 WARN L623 FunctionHandler]: Unknown extern function getgid [2022-11-26 00:57:34,330 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-11-26 00:57:34,364 WARN L623 FunctionHandler]: Unknown extern function isatty [2022-11-26 00:57:34,368 WARN L623 FunctionHandler]: Unknown extern function write [2022-11-26 00:57:34,374 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-11-26 00:57:34,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@68b4ddb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:57:34, skipping insertion in model container [2022-11-26 00:57:34,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:57:34,376 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 00:57:34,378 INFO L158 Benchmark]: Toolchain (without parser) took 2324.15ms. Allocated memory is still 132.1MB. Free memory was 87.6MB in the beginning and 50.6MB in the end (delta: 37.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-26 00:57:34,379 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 104.9MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:57:34,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2318.14ms. Allocated memory is still 132.1MB. Free memory was 87.1MB in the beginning and 50.6MB in the end (delta: 36.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-26 00:57:34,381 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 104.9MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2318.14ms. Allocated memory is still 132.1MB. Free memory was 87.1MB in the beginning and 50.6MB in the end (delta: 36.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 --- 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-38b53e6 [2022-11-26 00:57:36,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:57:36,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:57:36,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:57:36,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:57:36,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:57:36,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:57:36,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:57:36,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:57:36,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:57:36,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:57:36,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:57:36,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:57:36,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:57:36,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:57:36,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:57:36,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:57:36,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:57:36,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:57:36,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:57:36,723 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:57:36,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:57:36,730 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:57:36,732 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:57:36,736 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:57:36,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:57:36,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:57:36,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:57:36,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:57:36,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:57:36,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:57:36,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:57:36,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:57:36,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:57:36,753 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:57:36,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:57:36,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:57:36,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:57:36,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:57:36,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:57:36,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:57:36,781 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-26 00:57:36,832 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:57:36,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:57:36,833 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:57:36,834 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:57:36,835 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:57:36,835 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:57:36,835 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:57:36,836 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:57:36,836 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:57:36,836 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:57:36,837 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:57:36,838 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:57:36,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-26 00:57:36,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-26 00:57:36,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:57:36,840 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:57:36,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:57:36,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:57:36,840 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-26 00:57:36,841 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-26 00:57:36,841 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-26 00:57:36,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:57:36,841 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 00:57:36,842 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-26 00:57:36,842 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-26 00:57:36,842 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:57:36,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:57:36,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-26 00:57:36,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:57:36,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:57:36,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:57:36,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:57:36,844 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-26 00:57:36,844 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-26 00:57:36,845 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:57:36,845 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-26 00:57:36,845 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_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2022-11-26 00:57:37,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:57:37,300 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:57:37,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:57:37,305 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:57:37,305 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:57:37,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2022-11-26 00:57:40,393 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:57:40,882 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:57:40,883 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2022-11-26 00:57:40,915 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/data/d93510e4f/c8678a17a28841bf937f1e58cab5bd70/FLAG25bdab32b [2022-11-26 00:57:40,937 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/bin/utaipan-ByfvJB40ur/data/d93510e4f/c8678a17a28841bf937f1e58cab5bd70 [2022-11-26 00:57:40,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:57:40,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:57:40,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:57:40,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:57:40,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:57:40,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:57:40" (1/1) ... [2022-11-26 00:57:40,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f401902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:57:40, skipping insertion in model container [2022-11-26 00:57:40,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:57:40" (1/1) ... [2022-11-26 00:57:40,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:57:41,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:57:42,601 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-11-26 00:57:42,605 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-26 00:57:42,618 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-26 00:57:42,636 WARN L623 FunctionHandler]: Unknown extern function stat [2022-11-26 00:57:42,641 WARN L623 FunctionHandler]: Unknown extern function stat [2022-11-26 00:57:42,657 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2022-11-26 00:57:42,661 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13936a09-cc3e-4576-b23e-a2d52db72b55/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2022-11-26 00:57:42,663 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-26 00:57:42,667 WARN L623 FunctionHandler]: Unknown extern function lstat [2022-11-26 00:57:42,668 WARN L623 FunctionHandler]: Unknown extern function stat [2022-11-26 00:57:42,694 WARN L623 FunctionHandler]: Unknown extern function geteuid [2022-11-26 00:57:42,695 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-11-26 00:57:42,700 WARN L623 FunctionHandler]: Unknown extern function strtoll [2022-11-26 00:57:42,712 WARN L623 FunctionHandler]: Unknown extern function getgroups [2022-11-26 00:57:42,715 WARN L623 FunctionHandler]: Unknown extern function getgid [2022-11-26 00:57:42,716 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-11-26 00:57:42,746 WARN L623 FunctionHandler]: Unknown extern function isatty [2022-11-26 00:57:42,750 WARN L623 FunctionHandler]: Unknown extern function write [2022-11-26 00:57:42,757 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-11-26 00:57:42,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b01bb60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:57:42, skipping insertion in model container [2022-11-26 00:57:42,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:57:42,765 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 00:57:42,768 INFO L158 Benchmark]: Toolchain (without parser) took 1824.46ms. Allocated memory is still 81.8MB. Free memory was 54.7MB in the beginning and 42.4MB in the end (delta: 12.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2022-11-26 00:57:42,769 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 81.8MB. Free memory was 60.3MB in the beginning and 60.3MB in the end (delta: 72.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:57:42,770 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1821.57ms. Allocated memory is still 81.8MB. Free memory was 54.4MB in the beginning and 42.4MB in the end (delta: 12.1MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2022-11-26 00:57:42,773 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 81.8MB. Free memory was 60.3MB in the beginning and 60.3MB in the end (delta: 72.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1821.57ms. Allocated memory is still 81.8MB. Free memory was 54.4MB in the beginning and 42.4MB in the end (delta: 12.1MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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