./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS --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 ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 --- 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 [2022-11-19 06:41:40,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:41:40,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:41:40,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:41:40,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:41:40,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:41:40,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:41:40,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:41:40,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:41:40,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:41:40,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:41:40,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:41:40,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:41:40,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:41:40,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:41:40,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:41:40,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:41:40,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:41:40,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:41:40,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:41:40,184 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:41:40,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:41:40,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:41:40,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:41:40,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:41:40,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:41:40,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:41:40,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:41:40,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:41:40,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:41:40,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:41:40,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:41:40,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:41:40,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:41:40,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:41:40,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:41:40,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:41:40,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:41:40,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:41:40,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:41:40,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:41:40,221 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-19 06:41:40,257 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:41:40,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:41:40,257 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:41:40,257 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:41:40,258 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:41:40,258 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:41:40,264 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:41:40,264 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:41:40,264 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:41:40,265 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:41:40,266 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:41:40,266 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:41:40,266 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:41:40,266 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:41:40,266 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:41:40,267 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:41:40,267 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:41:40,267 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:41:40,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 06:41:40,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 06:41:40,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:41:40,268 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 06:41:40,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:41:40,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:41:40,270 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 06:41:40,271 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 06:41:40,271 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 06:41:40,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:41:40,271 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 06:41:40,271 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:41:40,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:41:40,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:41:40,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:41:40,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:41:40,272 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:41:40,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:41:40,273 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:41:40,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:41:40,273 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:41:40,273 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_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 [2022-11-19 06:41:40,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:41:40,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:41:40,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:41:40,554 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:41:40,555 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:41:40,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-19 06:41:40,615 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/data/a58a0aa33/f0df6e789d7d4dd5812ccb40d45fb008/FLAG5b2bd2378 [2022-11-19 06:41:41,448 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:41:41,449 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-19 06:41:41,470 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/data/a58a0aa33/f0df6e789d7d4dd5812ccb40d45fb008/FLAG5b2bd2378 [2022-11-19 06:41:41,545 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/data/a58a0aa33/f0df6e789d7d4dd5812ccb40d45fb008 [2022-11-19 06:41:41,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:41:41,554 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:41:41,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:41:41,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:41:41,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:41:41,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:41:41" (1/1) ... [2022-11-19 06:41:41,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5531a9db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:41:41, skipping insertion in model container [2022-11-19 06:41:41,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:41:41" (1/1) ... [2022-11-19 06:41:41,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:41:41,652 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:41:42,718 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-19 06:41:42,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58b63589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:41:42, skipping insertion in model container [2022-11-19 06:41:42,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:41:42,720 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 06:41:42,721 INFO L158 Benchmark]: Toolchain (without parser) took 1166.51ms. Allocated memory is still 130.0MB. Free memory was 85.7MB in the beginning and 93.0MB in the end (delta: -7.3MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2022-11-19 06:41:42,722 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 130.0MB. Free memory is still 106.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:41:42,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1161.16ms. Allocated memory is still 130.0MB. Free memory was 85.5MB in the beginning and 93.0MB in the end (delta: -7.5MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2022-11-19 06:41:42,724 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 130.0MB. Free memory is still 106.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1161.16ms. Allocated memory is still 130.0MB. Free memory was 85.5MB in the beginning and 93.0MB in the end (delta: -7.5MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2377]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS --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 ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 --- 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 [2022-11-19 06:41:44,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:41:44,808 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:41:44,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:41:44,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:41:44,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:41:44,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:41:44,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:41:44,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:41:44,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:41:44,869 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:41:44,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:41:44,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:41:44,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:41:44,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:41:44,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:41:44,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:41:44,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:41:44,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:41:44,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:41:44,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:41:44,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:41:44,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:41:44,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:41:44,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:41:44,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:41:44,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:41:44,902 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:41:44,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:41:44,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:41:44,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:41:44,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:41:44,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:41:44,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:41:44,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:41:44,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:41:44,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:41:44,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:41:44,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:41:44,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:41:44,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:41:44,923 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-19 06:41:44,982 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:41:44,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:41:44,983 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:41:44,984 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:41:44,985 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:41:44,985 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:41:44,985 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:41:44,985 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:41:44,985 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:41:44,986 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:41:44,987 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:41:44,987 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:41:44,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 06:41:44,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 06:41:44,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:41:44,989 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 06:41:44,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:41:44,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:41:44,990 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 06:41:44,990 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 06:41:44,990 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 06:41:44,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:41:44,990 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 06:41:44,990 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 06:41:44,991 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 06:41:44,991 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:41:44,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:41:44,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 06:41:44,991 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:41:44,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:41:44,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:41:44,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:41:44,992 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 06:41:44,993 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 06:41:44,993 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:41:44,993 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 06:41:44,993 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_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 [2022-11-19 06:41:45,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:41:45,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:41:45,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:41:45,426 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:41:45,427 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:41:45,429 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-19 06:41:45,503 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/data/5eceec173/341f534f1cd747b8b295c53c20a43593/FLAG6b538eade [2022-11-19 06:41:46,292 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:41:46,293 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-19 06:41:46,340 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/data/5eceec173/341f534f1cd747b8b295c53c20a43593/FLAG6b538eade [2022-11-19 06:41:46,436 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a4a259-0767-41c2-bac5-a44bb20b6a2c/bin/utaipan-I9t0OCRTmS/data/5eceec173/341f534f1cd747b8b295c53c20a43593 [2022-11-19 06:41:46,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:41:46,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:41:46,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:41:46,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:41:46,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:41:46,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:41:46" (1/1) ... [2022-11-19 06:41:46,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d83a034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:41:46, skipping insertion in model container [2022-11-19 06:41:46,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:41:46" (1/1) ... [2022-11-19 06:41:46,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:41:46,538 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:41:47,612 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-19 06:41:47,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b30d5c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:41:47, skipping insertion in model container [2022-11-19 06:41:47,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:41:47,614 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 06:41:47,616 INFO L158 Benchmark]: Toolchain (without parser) took 1173.78ms. Allocated memory is still 65.0MB. Free memory was 41.2MB in the beginning and 36.7MB in the end (delta: 4.5MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2022-11-19 06:41:47,617 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory was 46.4MB in the beginning and 46.4MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:41:47,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1171.45ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 36.7MB in the end (delta: 4.4MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2022-11-19 06:41:47,623 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory was 46.4MB in the beginning and 46.4MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1171.45ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 36.7MB in the end (delta: 4.4MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2377]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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