./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 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_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f --- 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-4e7fbc6 [2022-11-23 13:53:28,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:53:28,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:53:28,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:53:28,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:53:28,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:53:28,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:53:28,070 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:53:28,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:53:28,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:53:28,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:53:28,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:53:28,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:53:28,085 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:53:28,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:53:28,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:53:28,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:53:28,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:53:28,093 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:53:28,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:53:28,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:53:28,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:53:28,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:53:28,113 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:53:28,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:53:28,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:53:28,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:53:28,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:53:28,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:53:28,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:53:28,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:53:28,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:53:28,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:53:28,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:53:28,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:53:28,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:53:28,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:53:28,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:53:28,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:53:28,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:53:28,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:53:28,136 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 13:53:28,177 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:53:28,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:53:28,178 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:53:28,178 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:53:28,179 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:53:28,179 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:53:28,179 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:53:28,180 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:53:28,180 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:53:28,180 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 13:53:28,181 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:53:28,181 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:53:28,181 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 13:53:28,182 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 13:53:28,182 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:53:28,182 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 13:53:28,182 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 13:53:28,182 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 13:53:28,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:53:28,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 13:53:28,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:53:28,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 13:53:28,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:53:28,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 13:53:28,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 13:53:28,185 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:53:28,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 13:53:28,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:53:28,186 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:53:28,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:53:28,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:53:28,187 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 13:53:28,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:53:28,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 13:53:28,187 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 13:53:28,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 13:53:28,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 13:53:28,188 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:53:28,188 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_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f [2022-11-23 13:53:28,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:53:28,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:53:28,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:53:28,547 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:53:28,548 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:53:28,549 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2022-11-23 13:53:31,635 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:53:32,348 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:53:32,349 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2022-11-23 13:53:32,411 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/data/a945f18bc/0e135cab7259452fbcf4a8e9ada57978/FLAGeec63c349 [2022-11-23 13:53:32,431 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/data/a945f18bc/0e135cab7259452fbcf4a8e9ada57978 [2022-11-23 13:53:32,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:53:32,437 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:53:32,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:53:32,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:53:32,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:53:32,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:53:32" (1/1) ... [2022-11-23 13:53:32,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d41b70f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:32, skipping insertion in model container [2022-11-23 13:53:32,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:53:32" (1/1) ... [2022-11-23 13:53:32,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:53:32,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:53:32,972 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_9ea45586-f016-4ce8-b62d-5b6dd91454c5/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4490,4503] [2022-11-23 13:53:32,983 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_9ea45586-f016-4ce8-b62d-5b6dd91454c5/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4550,4563] [2022-11-23 13:53:34,195 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:34,201 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:34,205 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:34,207 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:34,210 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:34,244 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:34,246 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:34,250 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:34,251 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:34,724 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 13:53:34,725 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 13:53:34,727 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 13:53:34,728 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 13:53:34,734 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 13:53:34,735 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 13:53:34,740 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 13:53:34,741 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 13:53:34,743 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 13:53:34,745 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 13:53:34,933 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 13:53:35,087 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:35,087 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:35,163 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: aws_byte_buf_cat [2022-11-23 13:53:35,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5452d98a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:35, skipping insertion in model container [2022-11-23 13:53:35,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:53:35,165 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 13:53:35,168 INFO L158 Benchmark]: Toolchain (without parser) took 2729.77ms. Allocated memory is still 172.0MB. Free memory was 139.4MB in the beginning and 69.3MB in the end (delta: 70.1MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2022-11-23 13:53:35,169 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 130.0MB. Free memory was 97.6MB in the beginning and 97.4MB in the end (delta: 141.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:53:35,170 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2725.30ms. Allocated memory is still 172.0MB. Free memory was 138.5MB in the beginning and 69.3MB in the end (delta: 69.2MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2022-11-23 13:53:35,172 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 130.0MB. Free memory was 97.6MB in the beginning and 97.4MB in the end (delta: 141.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2725.30ms. Allocated memory is still 172.0MB. Free memory was 138.5MB in the beginning and 69.3MB in the end (delta: 69.2MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9003]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: aws_byte_buf_cat 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_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f --- 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-4e7fbc6 [2022-11-23 13:53:37,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:53:37,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:53:37,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:53:37,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:53:37,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:53:37,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:53:37,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:53:37,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:53:37,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:53:37,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:53:37,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:53:37,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:53:37,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:53:37,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:53:37,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:53:37,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:53:37,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:53:37,856 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:53:37,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:53:37,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:53:37,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:53:37,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:53:37,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:53:37,890 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:53:37,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:53:37,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:53:37,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:53:37,900 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:53:37,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:53:37,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:53:37,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:53:37,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:53:37,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:53:37,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:53:37,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:53:37,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:53:37,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:53:37,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:53:37,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:53:37,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:53:37,923 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-23 13:53:37,967 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:53:37,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:53:37,969 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:53:37,969 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:53:37,970 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:53:37,971 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:53:37,971 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:53:37,971 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:53:37,972 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:53:37,972 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:53:37,973 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:53:37,974 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:53:37,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:53:37,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:53:37,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 13:53:37,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:53:37,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 13:53:37,976 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 13:53:37,976 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 13:53:37,977 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 13:53:37,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 13:53:37,977 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:53:37,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 13:53:37,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:53:37,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 13:53:37,979 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:53:37,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:53:37,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:53:37,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:53:37,980 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 13:53:37,980 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 13:53:37,980 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 13:53:37,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 13:53:37,981 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:53:37,981 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 13:53:37,982 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_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f [2022-11-23 13:53:38,385 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:53:38,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:53:38,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:53:38,429 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:53:38,429 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:53:38,431 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2022-11-23 13:53:41,832 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:53:42,333 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:53:42,337 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2022-11-23 13:53:42,384 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/data/497afd576/afd7c2a161324199a415a918b4b9d128/FLAG2c461dee1 [2022-11-23 13:53:42,404 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea45586-f016-4ce8-b62d-5b6dd91454c5/bin/utaipan-Q6hlc19bkW/data/497afd576/afd7c2a161324199a415a918b4b9d128 [2022-11-23 13:53:42,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:53:42,409 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:53:42,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:53:42,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:53:42,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:53:42,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:53:42" (1/1) ... [2022-11-23 13:53:42,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15fb08d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:42, skipping insertion in model container [2022-11-23 13:53:42,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:53:42" (1/1) ... [2022-11-23 13:53:42,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:53:42,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:53:42,854 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_9ea45586-f016-4ce8-b62d-5b6dd91454c5/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4490,4503] [2022-11-23 13:53:42,868 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_9ea45586-f016-4ce8-b62d-5b6dd91454c5/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4550,4563] [2022-11-23 13:53:43,863 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:43,864 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:43,864 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:43,865 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:43,866 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:43,892 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:43,893 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:43,895 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:43,895 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:44,331 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 13:53:44,332 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 13:53:44,333 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 13:53:44,334 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 13:53:44,335 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 13:53:44,336 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 13:53:44,337 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 13:53:44,337 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 13:53:44,338 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 13:53:44,339 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 13:53:44,559 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 13:53:44,676 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:44,677 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:53:44,767 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: aws_byte_buf_cat [2022-11-23 13:53:44,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a038d33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:44, skipping insertion in model container [2022-11-23 13:53:44,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:53:44,774 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 13:53:44,776 INFO L158 Benchmark]: Toolchain (without parser) took 2366.14ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 35.3MB in the beginning and 38.5MB in the end (delta: -3.2MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2022-11-23 13:53:44,777 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 54.5MB. Free memory is still 32.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:53:44,777 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2351.63ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 48.2MB in the beginning and 38.5MB in the end (delta: 9.8MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2022-11-23 13:53:44,779 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 54.5MB. Free memory is still 32.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2351.63ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 48.2MB in the beginning and 38.5MB in the end (delta: 9.8MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9003]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: aws_byte_buf_cat 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