./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5237d83 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_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba --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 eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 --- 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-b5237d8 [2022-11-22 01:14:16,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:14:16,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:14:16,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:14:16,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:14:16,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:14:16,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:14:16,230 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:14:16,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:14:16,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:14:16,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:14:16,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:14:16,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:14:16,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:14:16,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:14:16,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:14:16,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:14:16,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:14:16,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:14:16,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:14:16,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:14:16,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:14:16,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:14:16,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:14:16,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:14:16,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:14:16,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:14:16,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:14:16,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:14:16,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:14:16,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:14:16,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:14:16,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:14:16,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:14:16,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:14:16,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:14:16,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:14:16,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:14:16,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:14:16,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:14:16,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:14:16,268 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-22 01:14:16,303 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:14:16,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:14:16,317 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:14:16,317 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:14:16,318 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:14:16,318 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:14:16,319 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:14:16,319 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:14:16,319 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:14:16,319 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:14:16,321 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:14:16,321 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:14:16,321 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:14:16,321 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:14:16,321 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:14:16,322 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:14:16,322 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:14:16,322 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:14:16,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 01:14:16,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 01:14:16,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:14:16,324 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 01:14:16,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:14:16,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:14:16,324 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 01:14:16,325 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 01:14:16,325 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-22 01:14:16,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:14:16,325 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 01:14:16,326 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:14:16,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:14:16,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:14:16,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:14:16,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:14:16,327 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:14:16,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:14:16,328 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:14:16,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:14:16,328 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:14:16,328 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_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 [2022-11-22 01:14:16,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:14:16,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:14:16,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:14:16,653 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:14:16,654 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:14:16,655 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-11-22 01:14:19,804 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:14:20,329 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:14:20,330 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-11-22 01:14:20,370 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/data/0b1d36778/ddd02423c2884f2f9aa8ee22d88554c6/FLAG8b75cc44e [2022-11-22 01:14:20,387 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/data/0b1d36778/ddd02423c2884f2f9aa8ee22d88554c6 [2022-11-22 01:14:20,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:14:20,391 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:14:20,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:14:20,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:14:20,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:14:20,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:14:20" (1/1) ... [2022-11-22 01:14:20,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6509f231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:14:20, skipping insertion in model container [2022-11-22 01:14:20,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:14:20" (1/1) ... [2022-11-22 01:14:20,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:14:20,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:14:22,612 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_acc9677e-7789-4bc9-9cb9-900a9a732aa6/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i[113333,113346] [2022-11-22 01:14:22,632 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-22 01:14:22,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ea051e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:14:22, skipping insertion in model container [2022-11-22 01:14:22,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:14:22,634 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 01:14:22,635 INFO L158 Benchmark]: Toolchain (without parser) took 2243.48ms. Allocated memory is still 140.5MB. Free memory was 93.2MB in the beginning and 81.3MB in the end (delta: 11.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-22 01:14:22,636 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 01:14:22,636 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2240.81ms. Allocated memory is still 140.5MB. Free memory was 93.2MB in the beginning and 81.3MB in the end (delta: 11.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-22 01:14:22,638 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2240.81ms. Allocated memory is still 140.5MB. Free memory was 93.2MB in the beginning and 81.3MB in the end (delta: 11.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2858]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba --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 eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 --- 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-b5237d8 [2022-11-22 01:14:24,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:14:24,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:14:25,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:14:25,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:14:25,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:14:25,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:14:25,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:14:25,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:14:25,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:14:25,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:14:25,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:14:25,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:14:25,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:14:25,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:14:25,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:14:25,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:14:25,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:14:25,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:14:25,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:14:25,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:14:25,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:14:25,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:14:25,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:14:25,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:14:25,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:14:25,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:14:25,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:14:25,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:14:25,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:14:25,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:14:25,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:14:25,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:14:25,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:14:25,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:14:25,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:14:25,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:14:25,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:14:25,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:14:25,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:14:25,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:14:25,075 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-22 01:14:25,099 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:14:25,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:14:25,100 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:14:25,101 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:14:25,101 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:14:25,102 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:14:25,102 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:14:25,102 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:14:25,103 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:14:25,103 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:14:25,103 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:14:25,104 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:14:25,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 01:14:25,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 01:14:25,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:14:25,109 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 01:14:25,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:14:25,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:14:25,109 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 01:14:25,110 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 01:14:25,110 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-22 01:14:25,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:14:25,111 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 01:14:25,111 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 01:14:25,114 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 01:14:25,115 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:14:25,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:14:25,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 01:14:25,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:14:25,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:14:25,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:14:25,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:14:25,117 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 01:14:25,117 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 01:14:25,117 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:14:25,118 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 01:14:25,119 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_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 [2022-11-22 01:14:25,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:14:25,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:14:25,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:14:25,537 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:14:25,537 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:14:25,539 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-11-22 01:14:28,641 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:14:29,243 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:14:29,244 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-11-22 01:14:29,293 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/data/15adc5d43/a069ef85d3354def9407d790df7a1b43/FLAG344bc6b99 [2022-11-22 01:14:29,326 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9677e-7789-4bc9-9cb9-900a9a732aa6/bin/utaipan-g80aRyZoba/data/15adc5d43/a069ef85d3354def9407d790df7a1b43 [2022-11-22 01:14:29,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:14:29,332 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:14:29,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:14:29,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:14:29,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:14:29,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:14:29" (1/1) ... [2022-11-22 01:14:29,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@578de700 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:14:29, skipping insertion in model container [2022-11-22 01:14:29,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:14:29" (1/1) ... [2022-11-22 01:14:29,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:14:29,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:14:31,604 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_acc9677e-7789-4bc9-9cb9-900a9a732aa6/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i[113333,113346] [2022-11-22 01:14:31,633 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-22 01:14:31,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34ccc5ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:14:31, skipping insertion in model container [2022-11-22 01:14:31,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:14:31,635 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 01:14:31,637 INFO L158 Benchmark]: Toolchain (without parser) took 2303.72ms. Allocated memory is still 90.2MB. Free memory was 59.6MB in the beginning and 58.0MB in the end (delta: 1.7MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2022-11-22 01:14:31,637 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 71.3MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 01:14:31,638 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2296.81ms. Allocated memory is still 90.2MB. Free memory was 59.4MB in the beginning and 58.0MB in the end (delta: 1.4MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2022-11-22 01:14:31,640 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 71.3MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2296.81ms. Allocated memory is still 90.2MB. Free memory was 59.4MB in the beginning and 58.0MB in the end (delta: 1.4MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2858]: 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