./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 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/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_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs --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-0f8a17c [2021-11-19 13:18:37,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 13:18:37,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 13:18:37,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 13:18:37,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 13:18:37,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 13:18:37,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 13:18:37,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 13:18:37,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 13:18:37,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 13:18:37,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 13:18:37,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 13:18:37,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 13:18:37,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 13:18:37,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 13:18:37,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 13:18:37,274 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 13:18:37,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 13:18:37,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 13:18:37,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 13:18:37,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 13:18:37,297 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 13:18:37,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 13:18:37,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 13:18:37,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 13:18:37,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 13:18:37,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 13:18:37,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 13:18:37,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 13:18:37,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 13:18:37,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 13:18:37,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 13:18:37,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 13:18:37,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 13:18:37,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 13:18:37,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 13:18:37,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 13:18:37,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 13:18:37,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 13:18:37,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 13:18:37,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 13:18:37,319 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-19 13:18:37,350 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 13:18:37,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 13:18:37,352 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 13:18:37,353 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 13:18:37,353 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 13:18:37,354 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 13:18:37,354 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 13:18:37,354 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 13:18:37,357 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 13:18:37,358 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 13:18:37,359 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 13:18:37,359 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 13:18:37,359 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 13:18:37,360 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 13:18:37,360 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 13:18:37,360 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 13:18:37,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 13:18:37,361 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 13:18:37,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 13:18:37,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 13:18:37,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 13:18:37,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 13:18:37,362 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 13:18:37,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 13:18:37,363 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 13:18:37,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 13:18:37,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 13:18:37,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 13:18:37,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 13:18:37,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 13:18:37,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 13:18:37,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 13:18:37,366 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 13:18:37,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 13:18:37,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 13:18:37,368 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 13:18:37,368 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 13:18:37,368 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_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f [2021-11-19 13:18:37,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 13:18:37,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 13:18:37,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 13:18:37,715 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 13:18:37,716 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 13:18:37,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-19 13:18:37,811 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/data/c87c274ab/2366c31e93dc449681466bed3d89f337/FLAG83fe1ad0b [2021-11-19 13:18:38,852 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 13:18:38,853 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-19 13:18:38,915 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/data/c87c274ab/2366c31e93dc449681466bed3d89f337/FLAG83fe1ad0b [2021-11-19 13:18:39,250 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/data/c87c274ab/2366c31e93dc449681466bed3d89f337 [2021-11-19 13:18:39,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 13:18:39,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 13:18:39,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 13:18:39,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 13:18:39,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 13:18:39,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:18:39" (1/1) ... [2021-11-19 13:18:39,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@359d22b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:18:39, skipping insertion in model container [2021-11-19 13:18:39,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:18:39" (1/1) ... [2021-11-19 13:18:39,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 13:18:39,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 13:18:39,755 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_02dfcb80-41e5-4fba-8c66-ad87beb6d968/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4490,4503] [2021-11-19 13:18:39,764 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_02dfcb80-41e5-4fba-8c66-ad87beb6d968/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4550,4563] [2021-11-19 13:18:39,797 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 13:18:39,805 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 13:18:41,081 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:41,083 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:41,083 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:41,084 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:41,086 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:41,115 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:41,116 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:41,119 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:41,120 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:41,666 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 13:18:41,669 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 13:18:41,679 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 13:18:41,680 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 13:18:41,682 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 13:18:41,683 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 13:18:41,684 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 13:18:41,685 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 13:18:41,686 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 13:18:41,687 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 13:18:41,939 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 13:18:42,108 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:42,108 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:42,186 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 [2021-11-19 13:18:42,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5abca460 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:18:42, skipping insertion in model container [2021-11-19 13:18:42,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 13:18:42,188 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 13:18:42,191 INFO L158 Benchmark]: Toolchain (without parser) took 2936.28ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 53.8MB in the beginning and 70.9MB in the end (delta: -17.0MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2021-11-19 13:18:42,192 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 96.5MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 13:18:42,194 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2928.50ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 53.6MB in the beginning and 70.9MB in the end (delta: -17.2MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2021-11-19 13:18:42,196 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 96.5MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2928.50ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 53.6MB in the beginning and 70.9MB in the end (delta: -17.2MB). Peak memory consumption was 19.4MB. 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_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/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_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs --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-0f8a17c [2021-11-19 13:18:45,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 13:18:45,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 13:18:45,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 13:18:45,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 13:18:45,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 13:18:45,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 13:18:45,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 13:18:45,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 13:18:45,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 13:18:45,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 13:18:45,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 13:18:45,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 13:18:45,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 13:18:45,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 13:18:45,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 13:18:45,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 13:18:45,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 13:18:45,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 13:18:45,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 13:18:45,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 13:18:45,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 13:18:45,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 13:18:45,296 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 13:18:45,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 13:18:45,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 13:18:45,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 13:18:45,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 13:18:45,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 13:18:45,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 13:18:45,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 13:18:45,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 13:18:45,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 13:18:45,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 13:18:45,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 13:18:45,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 13:18:45,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 13:18:45,333 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 13:18:45,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 13:18:45,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 13:18:45,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 13:18:45,344 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-19 13:18:45,401 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 13:18:45,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 13:18:45,403 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 13:18:45,403 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 13:18:45,404 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 13:18:45,404 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 13:18:45,404 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 13:18:45,405 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 13:18:45,405 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 13:18:45,405 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 13:18:45,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 13:18:45,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 13:18:45,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 13:18:45,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 13:18:45,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 13:18:45,410 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 13:18:45,410 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 13:18:45,411 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 13:18:45,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 13:18:45,411 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 13:18:45,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 13:18:45,412 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 13:18:45,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 13:18:45,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 13:18:45,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 13:18:45,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 13:18:45,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 13:18:45,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 13:18:45,414 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 13:18:45,414 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 13:18:45,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 13:18:45,415 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 13:18:45,415 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 13:18:45,415 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_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f [2021-11-19 13:18:45,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 13:18:45,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 13:18:45,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 13:18:45,974 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 13:18:45,975 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 13:18:45,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-19 13:18:46,057 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/data/6411e4fc6/e6d276d91718480dbfd6ea9d3ad71098/FLAG984032353 [2021-11-19 13:18:47,086 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 13:18:47,087 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-19 13:18:47,149 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/data/6411e4fc6/e6d276d91718480dbfd6ea9d3ad71098/FLAG984032353 [2021-11-19 13:18:47,501 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02dfcb80-41e5-4fba-8c66-ad87beb6d968/bin/utaipan-UbGMyvGFUs/data/6411e4fc6/e6d276d91718480dbfd6ea9d3ad71098 [2021-11-19 13:18:47,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 13:18:47,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 13:18:47,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 13:18:47,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 13:18:47,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 13:18:47,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:18:47" (1/1) ... [2021-11-19 13:18:47,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fe7bde6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:18:47, skipping insertion in model container [2021-11-19 13:18:47,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:18:47" (1/1) ... [2021-11-19 13:18:47,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 13:18:47,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 13:18:48,073 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_02dfcb80-41e5-4fba-8c66-ad87beb6d968/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4490,4503] [2021-11-19 13:18:48,085 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_02dfcb80-41e5-4fba-8c66-ad87beb6d968/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4550,4563] [2021-11-19 13:18:48,120 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 13:18:48,129 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 13:18:49,264 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:49,265 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:49,266 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:49,267 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:49,268 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:49,296 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:49,297 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:49,299 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:49,300 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:49,874 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 13:18:49,875 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 13:18:49,877 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 13:18:49,878 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 13:18:49,880 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 13:18:49,881 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 13:18:49,882 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 13:18:49,883 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 13:18:49,884 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 13:18:49,884 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 13:18:50,163 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 13:18:50,284 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:50,288 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 13:18:50,436 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 [2021-11-19 13:18:50,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4dc47bcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:18:50, skipping insertion in model container [2021-11-19 13:18:50,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 13:18:50,440 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 13:18:50,443 INFO L158 Benchmark]: Toolchain (without parser) took 2935.43ms. Allocated memory was 52.4MB in the beginning and 75.5MB in the end (delta: 23.1MB). Free memory was 28.8MB in the beginning and 41.9MB in the end (delta: -13.1MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2021-11-19 13:18:50,446 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 52.4MB. Free memory was 31.5MB in the beginning and 31.4MB in the end (delta: 38.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 13:18:50,449 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2929.85ms. Allocated memory was 52.4MB in the beginning and 75.5MB in the end (delta: 23.1MB). Free memory was 28.6MB in the beginning and 41.9MB in the end (delta: -13.4MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2021-11-19 13:18:50,453 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 52.4MB. Free memory was 31.5MB in the beginning and 31.4MB in the end (delta: 38.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2929.85ms. Allocated memory was 52.4MB in the beginning and 75.5MB in the end (delta: 23.1MB). Free memory was 28.6MB in the beginning and 41.9MB in the end (delta: -13.4MB). 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