./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/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_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P --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-53f42b1 [2021-11-20 23:13:36,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:13:36,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:13:36,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:13:36,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:13:36,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:13:36,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:13:36,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:13:36,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:13:36,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:13:36,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:13:36,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:13:36,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:13:36,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:13:36,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:13:36,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:13:36,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:13:36,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:13:36,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:13:36,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:13:36,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:13:36,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:13:36,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:13:36,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:13:36,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:13:36,745 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:13:36,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:13:36,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:13:36,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:13:36,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:13:36,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:13:36,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:13:36,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:13:36,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:13:36,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:13:36,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:13:36,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:13:36,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:13:36,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:13:36,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:13:36,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:13:36,762 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-20 23:13:36,812 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:13:36,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:13:36,813 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:13:36,813 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:13:36,821 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:13:36,821 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:13:36,821 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:13:36,822 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:13:36,822 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:13:36,822 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 23:13:36,823 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:13:36,824 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:13:36,824 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 23:13:36,824 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 23:13:36,824 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:13:36,825 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 23:13:36,825 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 23:13:36,825 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 23:13:36,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:13:36,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:13:36,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:13:36,828 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:13:36,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:13:36,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:13:36,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:13:36,829 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:13:36,831 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:13:36,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:13:36,832 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:13:36,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:13:36,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:13:36,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:13:36,833 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:13:36,833 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 23:13:36,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 23:13:36,834 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:13:36,834 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:13:36,834 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:13:36,834 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_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f [2021-11-20 23:13:37,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:13:37,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:13:37,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:13:37,229 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:13:37,230 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:13:37,232 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-20 23:13:37,335 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/data/c0a9536c3/83532c9d98ae46ef8d18cc796bc2e222/FLAGdd750a38c [2021-11-20 23:13:38,236 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:13:38,237 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-20 23:13:38,305 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/data/c0a9536c3/83532c9d98ae46ef8d18cc796bc2e222/FLAGdd750a38c [2021-11-20 23:13:38,695 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/data/c0a9536c3/83532c9d98ae46ef8d18cc796bc2e222 [2021-11-20 23:13:38,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:13:38,699 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:13:38,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:13:38,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:13:38,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:13:38,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:38" (1/1) ... [2021-11-20 23:13:38,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65a3e8ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:38, skipping insertion in model container [2021-11-20 23:13:38,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:38" (1/1) ... [2021-11-20 23:13:38,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:13:38,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:13:39,240 WARN L230 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_bead0c4f-a737-4f74-b420-ededbd0e3336/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4490,4503] [2021-11-20 23:13:39,249 WARN L230 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_bead0c4f-a737-4f74-b420-ededbd0e3336/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4550,4563] [2021-11-20 23:13:40,510 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:40,516 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:40,518 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:40,521 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:40,523 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:40,536 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:40,537 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:40,539 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:40,539 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:41,127 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-20 23:13:41,128 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-20 23:13:41,130 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-20 23:13:41,131 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-20 23:13:41,135 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-20 23:13:41,136 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-20 23:13:41,137 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-20 23:13:41,138 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-20 23:13:41,139 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-20 23:13:41,139 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-20 23:13:41,315 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-20 23:13:41,448 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:41,448 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:41,513 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 [2021-11-20 23:13:41,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61677fd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:41, skipping insertion in model container [2021-11-20 23:13:41,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:13:41,514 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 23:13:41,516 INFO L158 Benchmark]: Toolchain (without parser) took 2816.03ms. Allocated memory is still 96.5MB. Free memory was 53.7MB in the beginning and 45.5MB in the end (delta: 8.2MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2021-11-20 23:13:41,517 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 73.4MB. Free memory was 46.6MB in the beginning and 46.6MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:13:41,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2813.07ms. Allocated memory is still 96.5MB. Free memory was 53.5MB in the beginning and 45.5MB in the end (delta: 7.9MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-11-20 23:13:41,520 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 73.4MB. Free memory was 46.6MB in the beginning and 46.6MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2813.07ms. Allocated memory is still 96.5MB. Free memory was 53.5MB in the beginning and 45.5MB in the end (delta: 7.9MB). Peak memory consumption was 14.5MB. 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/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_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P --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-53f42b1 [2021-11-20 23:13:43,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:13:43,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:13:43,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:13:43,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:13:43,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:13:43,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:13:43,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:13:43,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:13:43,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:13:43,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:13:43,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:13:43,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:13:43,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:13:43,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:13:43,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:13:43,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:13:43,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:13:43,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:13:43,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:13:43,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:13:43,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:13:43,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:13:43,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:13:43,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:13:43,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:13:43,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:13:43,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:13:43,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:13:43,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:13:43,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:13:43,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:13:43,959 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:13:43,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:13:43,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:13:43,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:13:43,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:13:43,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:13:43,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:13:43,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:13:43,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:13:43,965 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-20 23:13:43,992 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:13:43,992 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:13:43,993 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:13:43,993 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:13:43,994 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:13:43,994 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:13:43,994 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:13:43,994 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:13:43,994 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:13:43,995 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:13:43,995 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:13:43,995 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:13:43,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:13:43,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:13:43,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:13:43,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:13:43,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:13:43,997 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 23:13:43,997 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 23:13:43,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:13:43,997 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:13:43,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:13:43,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:13:43,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 23:13:43,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:13:43,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:13:43,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:13:43,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:13:43,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:13:43,999 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-20 23:13:44,000 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 23:13:44,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:13:44,000 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:13:44,000 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:13:44,000 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_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f [2021-11-20 23:13:44,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:13:44,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:13:44,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:13:44,393 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:13:44,394 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:13:44,395 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-20 23:13:44,485 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/data/b8260e83e/4b210b9b74ac4778ac800d5dfb99e49e/FLAGc25c6f17c [2021-11-20 23:13:45,470 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:13:45,470 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-20 23:13:45,518 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/data/b8260e83e/4b210b9b74ac4778ac800d5dfb99e49e/FLAGc25c6f17c [2021-11-20 23:13:45,890 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bead0c4f-a737-4f74-b420-ededbd0e3336/bin/utaipan-TEXQjIfE4P/data/b8260e83e/4b210b9b74ac4778ac800d5dfb99e49e [2021-11-20 23:13:45,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:13:45,893 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:13:45,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:13:45,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:13:45,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:13:45,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:45" (1/1) ... [2021-11-20 23:13:45,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c7aa75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:45, skipping insertion in model container [2021-11-20 23:13:45,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:45" (1/1) ... [2021-11-20 23:13:45,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:13:46,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:13:46,283 WARN L230 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_bead0c4f-a737-4f74-b420-ededbd0e3336/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4490,4503] [2021-11-20 23:13:46,291 WARN L230 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_bead0c4f-a737-4f74-b420-ededbd0e3336/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4550,4563] [2021-11-20 23:13:47,480 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:47,486 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:47,487 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:47,488 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:47,490 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:47,519 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:47,520 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:47,525 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:47,526 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:47,980 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-20 23:13:47,981 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-20 23:13:47,983 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-20 23:13:47,984 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-20 23:13:47,986 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-20 23:13:47,987 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-20 23:13:47,987 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-20 23:13:47,988 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-20 23:13:47,989 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-20 23:13:47,990 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-20 23:13:48,296 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-20 23:13:48,449 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:48,450 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:48,519 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 [2021-11-20 23:13:48,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2661f70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:48, skipping insertion in model container [2021-11-20 23:13:48,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:13:48,521 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 23:13:48,523 INFO L158 Benchmark]: Toolchain (without parser) took 2628.42ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 40.0MB in the beginning and 51.1MB in the end (delta: -11.1MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2021-11-20 23:13:48,532 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory is still 49.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:13:48,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2626.14ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 39.9MB in the beginning and 51.1MB in the end (delta: -11.2MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2021-11-20 23:13:48,537 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory is still 49.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2626.14ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 39.9MB in the beginning and 51.1MB in the end (delta: -11.2MB). Peak memory consumption was 21.3MB. 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