./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5237d83 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_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/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_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/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_85f1db53-0ba7-42b0-9b18-8adef03318b6/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 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a --- 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 02:40:41,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:40:41,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:40:41,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:40:41,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:40:41,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:40:41,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:40:41,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:40:41,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:40:41,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:40:41,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:40:41,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:40:41,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:40:41,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:40:41,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:40:41,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:40:41,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:40:41,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:40:41,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:40:41,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:40:41,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:40:41,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:40:41,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:40:41,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:40:41,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:40:41,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:40:41,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:40:41,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:40:41,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:40:41,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:40:41,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:40:41,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:40:41,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:40:41,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:40:41,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:40:41,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:40:41,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:40:41,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:40:41,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:40:41,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:40:41,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:40:41,286 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-22 02:40:41,329 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:40:41,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:40:41,330 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:40:41,346 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:40:41,347 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:40:41,347 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:40:41,348 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:40:41,348 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:40:41,348 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:40:41,348 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:40:41,350 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:40:41,350 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:40:41,350 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:40:41,350 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:40:41,351 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:40:41,351 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:40:41,351 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:40:41,351 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:40:41,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 02:40:41,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 02:40:41,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:40:41,353 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:40:41,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:40:41,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:40:41,354 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 02:40:41,355 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 02:40:41,355 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-22 02:40:41,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:40:41,355 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:40:41,356 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:40:41,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:40:41,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:40:41,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:40:41,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:40:41,357 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:40:41,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:40:41,358 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:40:41,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:40:41,358 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:40:41,359 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_85f1db53-0ba7-42b0-9b18-8adef03318b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2022-11-22 02:40:41,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:40:41,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:40:41,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:40:41,759 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:40:41,759 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:40:41,761 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-11-22 02:40:45,189 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:40:45,801 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:40:45,802 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-11-22 02:40:45,839 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba/data/f65f63c21/ebd8d1d32b3247838223729bfe054898/FLAGd8bdc7279 [2022-11-22 02:40:45,854 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba/data/f65f63c21/ebd8d1d32b3247838223729bfe054898 [2022-11-22 02:40:45,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:40:45,859 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:40:45,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:40:45,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:40:45,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:40:45,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:40:45" (1/1) ... [2022-11-22 02:40:45,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3619151a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:45, skipping insertion in model container [2022-11-22 02:40:45,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:40:45" (1/1) ... [2022-11-22 02:40:45,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:40:45,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:40:48,678 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_85f1db53-0ba7-42b0-9b18-8adef03318b6/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[113333,113346] [2022-11-22 02:40:48,727 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 02:40:48,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ac970f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:48, skipping insertion in model container [2022-11-22 02:40:48,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:40:48,728 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:40:48,730 INFO L158 Benchmark]: Toolchain (without parser) took 2870.55ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 93.1MB in the beginning and 143.6MB in the end (delta: -50.5MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. [2022-11-22 02:40:48,731 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 138.4MB. Free memory is still 107.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:40:48,732 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2867.97ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 93.1MB in the beginning and 143.6MB in the end (delta: -50.5MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. [2022-11-22 02:40:48,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 138.4MB. Free memory is still 107.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2867.97ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 93.1MB in the beginning and 143.6MB in the end (delta: -50.5MB). Peak memory consumption was 62.6MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/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_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/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_85f1db53-0ba7-42b0-9b18-8adef03318b6/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 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a --- 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 02:40:51,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:40:51,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:40:51,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:40:51,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:40:51,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:40:51,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:40:51,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:40:51,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:40:51,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:40:51,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:40:51,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:40:51,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:40:51,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:40:51,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:40:51,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:40:51,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:40:51,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:40:51,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:40:51,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:40:51,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:40:51,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:40:51,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:40:51,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:40:51,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:40:51,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:40:51,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:40:51,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:40:51,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:40:51,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:40:51,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:40:51,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:40:51,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:40:51,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:40:51,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:40:51,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:40:51,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:40:51,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:40:51,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:40:51,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:40:51,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:40:51,433 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-22 02:40:51,485 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:40:51,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:40:51,487 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:40:51,487 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:40:51,488 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:40:51,489 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:40:51,489 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:40:51,489 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:40:51,490 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:40:51,490 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:40:51,491 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:40:51,492 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:40:51,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 02:40:51,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 02:40:51,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:40:51,494 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:40:51,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:40:51,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:40:51,495 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 02:40:51,495 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 02:40:51,496 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-22 02:40:51,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:40:51,496 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:40:51,497 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 02:40:51,497 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 02:40:51,497 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:40:51,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:40:51,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 02:40:51,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:40:51,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:40:51,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:40:51,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:40:51,500 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 02:40:51,501 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 02:40:51,501 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:40:51,501 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 02:40:51,502 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_85f1db53-0ba7-42b0-9b18-8adef03318b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2022-11-22 02:40:51,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:40:51,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:40:51,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:40:51,944 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:40:51,945 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:40:51,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-11-22 02:40:55,407 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:40:56,034 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:40:56,035 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-11-22 02:40:56,094 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba/data/cdeb35796/18d000b033c24199ad77af62949754ee/FLAG7986ba7bc [2022-11-22 02:40:56,129 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f1db53-0ba7-42b0-9b18-8adef03318b6/bin/utaipan-g80aRyZoba/data/cdeb35796/18d000b033c24199ad77af62949754ee [2022-11-22 02:40:56,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:40:56,138 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:40:56,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:40:56,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:40:56,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:40:56,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:40:56" (1/1) ... [2022-11-22 02:40:56,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aed19a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:56, skipping insertion in model container [2022-11-22 02:40:56,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:40:56" (1/1) ... [2022-11-22 02:40:56,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:40:56,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:40:58,555 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_85f1db53-0ba7-42b0-9b18-8adef03318b6/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[113333,113346] [2022-11-22 02:40:58,576 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 02:40:58,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16cdb38d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:58, skipping insertion in model container [2022-11-22 02:40:58,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:40:58,578 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:40:58,580 INFO L158 Benchmark]: Toolchain (without parser) took 2441.39ms. Allocated memory is still 77.6MB. Free memory was 49.4MB in the beginning and 38.9MB in the end (delta: 10.4MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2022-11-22 02:40:58,581 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:40:58,581 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2438.51ms. Allocated memory is still 77.6MB. Free memory was 49.3MB in the beginning and 39.0MB in the end (delta: 10.3MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2022-11-22 02:40:58,583 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2438.51ms. Allocated memory is still 77.6MB. Free memory was 49.3MB in the beginning and 39.0MB in the end (delta: 10.3MB). Peak memory consumption was 20.9MB. 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