./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/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_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8 --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 --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:00:30,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:00:30,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:00:30,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:00:30,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:00:30,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:00:30,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:00:30,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:00:30,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:00:30,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:00:30,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:00:30,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:00:30,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:00:30,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:00:30,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:00:30,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:00:30,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:00:30,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:00:30,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:00:30,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:00:30,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:00:30,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:00:30,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:00:30,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:00:30,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:00:30,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:00:30,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:00:30,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:00:30,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:00:30,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:00:30,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:00:30,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:00:30,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:00:30,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:00:30,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:00:30,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:00:30,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:00:30,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:00:30,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:00:30,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:00:30,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:00:30,572 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:00:30,618 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:00:30,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:00:30,621 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:00:30,621 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:00:30,621 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:00:30,621 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:00:30,621 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:00:30,622 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:00:30,628 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:00:30,629 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:00:30,630 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:00:30,630 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:00:30,630 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:00:30,631 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:00:30,631 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:00:30,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:00:30,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:00:30,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:00:30,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:00:30,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:00:30,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:00:30,634 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:00:30,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:00:30,634 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:00:30,634 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:00:30,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:00:30,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:00:30,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:00:30,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:00:30,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:00:30,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:00:30,637 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:00:30,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:00:30,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:00:30,638 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:00:30,638 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:00:30,638 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f [2021-11-07 01:00:31,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:00:31,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:00:31,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:00:31,071 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:00:31,072 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:00:31,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-07 01:00:31,153 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/data/d9cbbaa1c/d10322c99f2242609a382a49557fc9ba/FLAGdc9f1214b [2021-11-07 01:00:32,168 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:00:32,169 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-07 01:00:32,238 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/data/d9cbbaa1c/d10322c99f2242609a382a49557fc9ba/FLAGdc9f1214b [2021-11-07 01:00:32,579 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/data/d9cbbaa1c/d10322c99f2242609a382a49557fc9ba [2021-11-07 01:00:32,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:00:32,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:00:32,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:00:32,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:00:32,595 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:00:32,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:00:32" (1/1) ... [2021-11-07 01:00:32,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79ef1910 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:32, skipping insertion in model container [2021-11-07 01:00:32,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:00:32" (1/1) ... [2021-11-07 01:00:32,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:00:32,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:00:33,163 WARN L228 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_a29cec7e-27c6-4f1a-a901-6484d796006b/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4490,4503] [2021-11-07 01:00:33,176 WARN L228 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_a29cec7e-27c6-4f1a-a901-6484d796006b/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4550,4563] [2021-11-07 01:00:33,216 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:00:33,227 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:00:34,460 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:34,461 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:34,462 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:34,463 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:34,464 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:34,480 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:34,481 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:34,483 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:34,484 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:34,898 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:00:34,899 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:00:34,901 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:00:34,902 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:00:34,904 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:00:34,905 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:00:34,905 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:00:34,906 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:00:34,907 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:00:34,908 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:00:35,091 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:00:35,244 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:35,274 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:35,373 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 [2021-11-07 01:00:35,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@186e1446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:35, skipping insertion in model container [2021-11-07 01:00:35,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:00:35,376 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:00:35,379 INFO L168 Benchmark]: Toolchain (without parser) took 2790.92 ms. Allocated memory is still 104.9 MB. Free memory was 62.1 MB in the beginning and 64.0 MB in the end (delta: -1.9 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:00:35,381 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 73.4 MB. Free memory was 50.3 MB in the beginning and 50.2 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:00:35,383 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2785.40 ms. Allocated memory is still 104.9 MB. Free memory was 61.8 MB in the beginning and 64.0 MB in the end (delta: -2.2 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:00:35,385 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 73.4 MB. Free memory was 50.3 MB in the beginning and 50.2 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2785.40 ms. Allocated memory is still 104.9 MB. Free memory was 61.8 MB in the beginning and 64.0 MB in the end (delta: -2.2 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. * 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/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_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8 --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 --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:00:37,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:00:37,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:00:37,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:00:37,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:00:37,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:00:37,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:00:37,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:00:37,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:00:37,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:00:37,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:00:37,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:00:37,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:00:37,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:00:37,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:00:37,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:00:37,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:00:37,825 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:00:37,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:00:37,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:00:37,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:00:37,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:00:37,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:00:37,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:00:37,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:00:37,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:00:37,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:00:37,861 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:00:37,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:00:37,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:00:37,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:00:37,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:00:37,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:00:37,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:00:37,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:00:37,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:00:37,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:00:37,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:00:37,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:00:37,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:00:37,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:00:37,876 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:00:37,924 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:00:37,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:00:37,926 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:00:37,926 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:00:37,926 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:00:37,927 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:00:37,927 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:00:37,927 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:00:37,927 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:00:37,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:00:37,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:00:37,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:00:37,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:00:37,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:00:37,931 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:00:37,932 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:00:37,932 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:00:37,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:00:37,933 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:00:37,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:00:37,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:00:37,933 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:00:37,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:00:37,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:00:37,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:00:37,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:00:37,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:00:37,935 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:00:37,935 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:00:37,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:00:37,936 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:00:37,936 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:00:37,936 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_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f [2021-11-07 01:00:38,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:00:38,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:00:38,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:00:38,382 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:00:38,382 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:00:38,383 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-07 01:00:38,464 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/data/e306ef0ca/d5c9c98d29a44db1aabbfaea6106e4ef/FLAGb1b80641b [2021-11-07 01:00:39,640 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:00:39,641 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-07 01:00:39,697 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/data/e306ef0ca/d5c9c98d29a44db1aabbfaea6106e4ef/FLAGb1b80641b [2021-11-07 01:00:39,967 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a29cec7e-27c6-4f1a-a901-6484d796006b/bin/utaipan-UUZaoUuFF8/data/e306ef0ca/d5c9c98d29a44db1aabbfaea6106e4ef [2021-11-07 01:00:39,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:00:39,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:00:39,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:00:39,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:00:39,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:00:39,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:00:39" (1/1) ... [2021-11-07 01:00:39,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d76146c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:39, skipping insertion in model container [2021-11-07 01:00:39,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:00:39" (1/1) ... [2021-11-07 01:00:39,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:00:40,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:00:40,530 WARN L228 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_a29cec7e-27c6-4f1a-a901-6484d796006b/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4490,4503] [2021-11-07 01:00:40,540 WARN L228 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_a29cec7e-27c6-4f1a-a901-6484d796006b/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4550,4563] [2021-11-07 01:00:40,581 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:00:40,599 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:00:41,879 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:41,879 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:41,880 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:41,881 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:41,882 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:41,904 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:41,905 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:41,918 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:41,921 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:42,449 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:00:42,451 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:00:42,456 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:00:42,459 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:00:42,476 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:00:42,477 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:00:42,478 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:00:42,479 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:00:42,480 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:00:42,480 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:00:42,697 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:00:42,873 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:42,876 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:43,032 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 [2021-11-07 01:00:43,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47c7cf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:43, skipping insertion in model container [2021-11-07 01:00:43,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:00:43,040 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:00:43,043 INFO L168 Benchmark]: Toolchain (without parser) took 3070.33 ms. Allocated memory was 52.4 MB in the beginning and 90.2 MB in the end (delta: 37.7 MB). Free memory was 30.0 MB in the beginning and 51.8 MB in the end (delta: -21.8 MB). Peak memory consumption was 25.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:00:43,045 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 52.4 MB. Free memory was 33.0 MB in the beginning and 33.0 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:00:43,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3067.02 ms. Allocated memory was 52.4 MB in the beginning and 90.2 MB in the end (delta: 37.7 MB). Free memory was 29.8 MB in the beginning and 51.8 MB in the end (delta: -22.0 MB). Peak memory consumption was 23.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:00:43,052 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 52.4 MB. Free memory was 33.0 MB in the beginning and 33.0 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3067.02 ms. Allocated memory was 52.4 MB in the beginning and 90.2 MB in the end (delta: 37.7 MB). Free memory was 29.8 MB in the beginning and 51.8 MB in the end (delta: -22.0 MB). Peak memory consumption was 23.4 MB. Max. memory is 16.1 GB. * 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