./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/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_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF --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-63182f1 [2021-11-12 22:22:43,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:22:43,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:22:43,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:22:43,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:22:43,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:22:43,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:22:43,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:22:43,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:22:43,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:22:43,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:22:43,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:22:43,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:22:43,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:22:43,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:22:43,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:22:43,734 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:22:43,736 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:22:43,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:22:43,743 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:22:43,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:22:43,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:22:43,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:22:43,751 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:22:43,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:22:43,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:22:43,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:22:43,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:22:43,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:22:43,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:22:43,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:22:43,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:22:43,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:22:43,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:22:43,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:22:43,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:22:43,774 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:22:43,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:22:43,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:22:43,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:22:43,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:22:43,778 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 22:22:43,840 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:22:43,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:22:43,843 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:22:43,843 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:22:43,844 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:22:43,844 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:22:43,844 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:22:43,845 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:22:43,854 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:22:43,854 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:22:43,856 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:22:43,856 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:22:43,856 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:22:43,857 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:22:43,857 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:22:43,857 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:22:43,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:22:43,858 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:22:43,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:22:43,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:22:43,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:22:43,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:22:43,860 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:22:43,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:22:43,860 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:22:43,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:22:43,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:22:43,861 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:22:43,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:22:43,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:22:43,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:22:43,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:22:43,864 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:22:43,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:22:43,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:22:43,865 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:22:43,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:22:43,866 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_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f [2021-11-12 22:22:44,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:22:44,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:22:44,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:22:44,230 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:22:44,231 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:22:44,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-12 22:22:44,335 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/data/10736e4d7/d9a4f7b7618f433e927e03d3ebc2bc45/FLAG0d80bb045 [2021-11-12 22:22:45,311 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:22:45,313 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-12 22:22:45,379 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/data/10736e4d7/d9a4f7b7618f433e927e03d3ebc2bc45/FLAG0d80bb045 [2021-11-12 22:22:45,747 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/data/10736e4d7/d9a4f7b7618f433e927e03d3ebc2bc45 [2021-11-12 22:22:45,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:22:45,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:22:45,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:22:45,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:22:45,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:22:45,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:22:45" (1/1) ... [2021-11-12 22:22:45,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20637e5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:45, skipping insertion in model container [2021-11-12 22:22:45,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:22:45" (1/1) ... [2021-11-12 22:22:45,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:22:45,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:22:46,248 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_064cfdfe-f525-4d86-83c4-29dfbbdf5610/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4490,4503] [2021-11-12 22:22:46,256 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_064cfdfe-f525-4d86-83c4-29dfbbdf5610/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4550,4563] [2021-11-12 22:22:46,283 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:22:46,290 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:22:47,456 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:47,457 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:47,458 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:47,459 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:47,461 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:47,482 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:47,483 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:47,486 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:47,487 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:48,068 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:22:48,070 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:22:48,072 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:22:48,073 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:22:48,075 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:22:48,076 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:22:48,077 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:22:48,078 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:22:48,079 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:22:48,080 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:22:48,351 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:22:48,554 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:48,554 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:48,639 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 [2021-11-12 22:22:48,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d6cb007 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:48, skipping insertion in model container [2021-11-12 22:22:48,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:22:48,641 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 22:22:48,644 INFO L158 Benchmark]: Toolchain (without parser) took 2889.91ms. Allocated memory was 115.3MB in the beginning and 148.9MB in the end (delta: 33.6MB). Free memory was 70.1MB in the beginning and 102.3MB in the end (delta: -32.1MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2021-11-12 22:22:48,645 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 115.3MB. Free memory was 89.1MB in the beginning and 89.1MB in the end (delta: 24.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:22:48,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2886.36ms. Allocated memory was 115.3MB in the beginning and 148.9MB in the end (delta: 33.6MB). Free memory was 69.8MB in the beginning and 102.3MB in the end (delta: -32.5MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2021-11-12 22:22:48,649 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 115.3MB. Free memory was 89.1MB in the beginning and 89.1MB in the end (delta: 24.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2886.36ms. Allocated memory was 115.3MB in the beginning and 148.9MB in the end (delta: 33.6MB). Free memory was 69.8MB in the beginning and 102.3MB in the end (delta: -32.5MB). Peak memory consumption was 25.0MB. 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_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/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_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF --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-63182f1 [2021-11-12 22:22:51,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:22:51,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:22:51,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:22:51,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:22:51,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:22:51,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:22:51,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:22:51,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:22:51,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:22:51,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:22:51,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:22:51,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:22:51,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:22:51,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:22:51,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:22:51,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:22:51,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:22:51,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:22:51,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:22:51,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:22:51,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:22:51,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:22:51,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:22:51,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:22:51,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:22:51,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:22:51,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:22:51,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:22:51,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:22:51,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:22:51,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:22:51,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:22:51,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:22:51,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:22:51,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:22:51,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:22:51,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:22:51,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:22:51,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:22:51,693 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:22:51,699 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 22:22:51,755 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:22:51,755 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:22:51,757 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:22:51,757 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:22:51,758 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:22:51,758 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:22:51,758 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:22:51,759 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:22:51,759 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:22:51,759 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:22:51,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:22:51,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:22:51,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:22:51,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:22:51,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:22:51,764 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:22:51,765 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 22:22:51,765 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 22:22:51,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:22:51,766 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:22:51,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:22:51,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:22:51,767 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 22:22:51,767 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:22:51,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:22:51,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:22:51,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:22:51,768 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:22:51,769 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 22:22:51,769 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 22:22:51,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:22:51,769 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:22:51,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:22:51,770 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_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f [2021-11-12 22:22:52,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:22:52,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:22:52,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:22:52,357 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:22:52,358 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:22:52,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-12 22:22:52,441 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/data/785eeb727/787484d5c72841489f87607b3932227f/FLAG09b6432c6 [2021-11-12 22:22:53,453 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:22:53,454 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2021-11-12 22:22:53,521 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/data/785eeb727/787484d5c72841489f87607b3932227f/FLAG09b6432c6 [2021-11-12 22:22:53,858 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064cfdfe-f525-4d86-83c4-29dfbbdf5610/bin/utaipan-vmNK8stdcF/data/785eeb727/787484d5c72841489f87607b3932227f [2021-11-12 22:22:53,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:22:53,864 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:22:53,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:22:53,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:22:53,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:22:53,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:22:53" (1/1) ... [2021-11-12 22:22:53,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@525f0259 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:53, skipping insertion in model container [2021-11-12 22:22:53,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:22:53" (1/1) ... [2021-11-12 22:22:53,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:22:54,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:22:54,453 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_064cfdfe-f525-4d86-83c4-29dfbbdf5610/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4490,4503] [2021-11-12 22:22:54,462 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_064cfdfe-f525-4d86-83c4-29dfbbdf5610/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4550,4563] [2021-11-12 22:22:54,498 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:22:54,508 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:22:56,152 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:56,153 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:56,153 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:56,155 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:56,156 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:56,174 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:56,175 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:56,177 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:56,178 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:56,891 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:22:56,892 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:22:56,894 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:22:56,895 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:22:56,897 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:22:56,898 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:22:56,899 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:22:56,900 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:22:56,901 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:22:56,902 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:22:57,164 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:22:57,323 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:57,323 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:22:57,404 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 [2021-11-12 22:22:57,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f1657e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:57, skipping insertion in model container [2021-11-12 22:22:57,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:22:57,406 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 22:22:57,408 INFO L158 Benchmark]: Toolchain (without parser) took 3543.50ms. Allocated memory was 52.4MB in the beginning and 71.3MB in the end (delta: 18.9MB). Free memory was 30.1MB in the beginning and 34.0MB in the end (delta: -3.9MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2021-11-12 22:22:57,409 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 52.4MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:22:57,411 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3540.08ms. Allocated memory was 52.4MB in the beginning and 71.3MB in the end (delta: 18.9MB). Free memory was 29.8MB in the beginning and 34.0MB in the end (delta: -4.2MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2021-11-12 22:22:57,413 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 52.4MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3540.08ms. Allocated memory was 52.4MB in the beginning and 71.3MB in the end (delta: 18.9MB). Free memory was 29.8MB in the beginning and 34.0MB in the end (delta: -4.2MB). Peak memory consumption was 22.8MB. 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