./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 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/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_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 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-38b53e6 [2022-11-25 23:59:20,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:59:20,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:59:20,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:59:20,379 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:59:20,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:59:20,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:59:20,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:59:20,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:59:20,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:59:20,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:59:20,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:59:20,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:59:20,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:59:20,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:59:20,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:59:20,413 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:59:20,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:59:20,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:59:20,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:59:20,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:59:20,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:59:20,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:59:20,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:59:20,442 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:59:20,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:59:20,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:59:20,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:59:20,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:59:20,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:59:20,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:59:20,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:59:20,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:59:20,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:59:20,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:59:20,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:59:20,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:59:20,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:59:20,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:59:20,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:59:20,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:59:20,464 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-25 23:59:20,510 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:59:20,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:59:20,511 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:59:20,511 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:59:20,512 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:59:20,513 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:59:20,513 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:59:20,514 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:59:20,514 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:59:20,514 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:59:20,515 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:59:20,516 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:59:20,516 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:59:20,516 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:59:20,517 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:59:20,517 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:59:20,517 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:59:20,518 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:59:20,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 23:59:20,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 23:59:20,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:59:20,520 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:59:20,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:59:20,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:59:20,521 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 23:59:20,521 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 23:59:20,521 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 23:59:20,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:59:20,522 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:59:20,523 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:59:20,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:59:20,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:59:20,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:59:20,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:59:20,524 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:59:20,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:59:20,525 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:59:20,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:59:20,525 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:59:20,526 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_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 [2022-11-25 23:59:20,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:59:20,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:59:20,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:59:20,933 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:59:20,934 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:59:20,935 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-11-25 23:59:24,197 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:59:24,798 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:59:24,798 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-11-25 23:59:24,842 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/data/61e04d53d/cdabb9a7aff24f0a9fae568f82c9a600/FLAGd0590b10f [2022-11-25 23:59:24,862 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/data/61e04d53d/cdabb9a7aff24f0a9fae568f82c9a600 [2022-11-25 23:59:24,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:59:24,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:59:24,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:59:24,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:59:24,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:59:24,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:59:24" (1/1) ... [2022-11-25 23:59:24,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e76a8d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:24, skipping insertion in model container [2022-11-25 23:59:24,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:59:24" (1/1) ... [2022-11-25 23:59:24,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:59:25,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:59:27,539 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_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i[113333,113346] [2022-11-25 23:59:27,544 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-11-25 23:59:27,555 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:59:27,557 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-11-25 23:59:27,559 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 23:59:27,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@60475d3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:27, skipping insertion in model container [2022-11-25 23:59:27,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:59:27,560 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:59:27,562 INFO L158 Benchmark]: Toolchain (without parser) took 2694.66ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 93.2MB in the beginning and 144.2MB in the end (delta: -51.0MB). Peak memory consumption was 60.2MB. Max. memory is 16.1GB. [2022-11-25 23:59:27,563 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 144.7MB. Free memory is still 115.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:59:27,564 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2691.80ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 93.2MB in the beginning and 144.2MB in the end (delta: -51.0MB). Peak memory consumption was 60.2MB. Max. memory is 16.1GB. [2022-11-25 23:59:27,565 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 144.7MB. Free memory is still 115.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2691.80ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 93.2MB in the beginning and 144.2MB in the end (delta: -51.0MB). Peak memory consumption was 60.2MB. 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_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/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_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 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-38b53e6 [2022-11-25 23:59:30,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:59:30,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:59:30,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:59:30,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:59:30,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:59:30,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:59:30,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:59:30,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:59:30,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:59:30,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:59:30,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:59:30,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:59:30,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:59:30,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:59:30,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:59:30,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:59:30,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:59:30,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:59:30,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:59:30,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:59:30,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:59:30,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:59:30,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:59:30,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:59:30,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:59:30,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:59:30,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:59:30,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:59:30,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:59:30,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:59:30,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:59:30,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:59:30,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:59:30,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:59:30,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:59:30,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:59:30,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:59:30,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:59:30,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:59:30,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:59:30,458 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-25 23:59:30,507 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:59:30,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:59:30,508 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:59:30,508 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:59:30,510 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:59:30,510 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:59:30,510 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:59:30,510 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:59:30,511 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:59:30,511 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:59:30,512 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:59:30,513 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:59:30,513 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 23:59:30,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 23:59:30,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:59:30,514 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:59:30,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:59:30,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:59:30,515 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 23:59:30,515 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 23:59:30,515 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 23:59:30,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:59:30,516 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:59:30,516 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:59:30,516 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:59:30,517 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:59:30,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:59:30,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:59:30,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:59:30,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:59:30,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:59:30,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:59:30,519 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:59:30,519 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:59:30,519 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:59:30,519 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:59:30,520 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_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 [2022-11-25 23:59:30,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:59:31,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:59:31,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:59:31,034 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:59:31,036 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:59:31,037 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-11-25 23:59:34,494 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:59:35,078 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:59:35,083 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-11-25 23:59:35,139 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/data/9a48c19d9/65e40f87e1ea4953b0e6a151418f2faf/FLAGf44a04dc4 [2022-11-25 23:59:35,169 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/bin/utaipan-ByfvJB40ur/data/9a48c19d9/65e40f87e1ea4953b0e6a151418f2faf [2022-11-25 23:59:35,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:59:35,174 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:59:35,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:59:35,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:59:35,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:59:35,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:59:35" (1/1) ... [2022-11-25 23:59:35,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@256dec7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:35, skipping insertion in model container [2022-11-25 23:59:35,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:59:35" (1/1) ... [2022-11-25 23:59:35,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:59:35,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:59:37,828 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_dbf8bef6-2c9c-49d5-94dc-c53834dbe6fd/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i[113333,113346] [2022-11-25 23:59:37,835 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-11-25 23:59:37,848 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:59:37,850 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-11-25 23:59:37,853 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 23:59:37,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47180bff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:37, skipping insertion in model container [2022-11-25 23:59:37,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:59:37,854 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:59:37,857 INFO L158 Benchmark]: Toolchain (without parser) took 2681.52ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 35.6MB in the beginning and 51.5MB in the end (delta: -15.9MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2022-11-25 23:59:37,858 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory is still 49.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:59:37,859 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2676.36ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 35.3MB in the beginning and 51.9MB in the end (delta: -16.7MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2022-11-25 23:59:37,861 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory is still 49.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2676.36ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 35.3MB in the beginning and 51.9MB in the end (delta: -16.7MB). Peak memory consumption was 27.0MB. 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