./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --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 01ad56e04b6ab93ff162b70d622a1dbeae0350a0f6dc141a393bf37a9fe53f01 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:05:19,411 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:05:19,494 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 05:05:19,500 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:05:19,501 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:05:19,536 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:05:19,537 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:05:19,537 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:05:19,538 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:05:19,539 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:05:19,539 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:05:19,540 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:05:19,540 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:05:19,541 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:05:19,541 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:05:19,542 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:05:19,543 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:05:19,543 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:05:19,544 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:05:19,544 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:05:19,545 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:05:19,550 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:05:19,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:05:19,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:05:19,556 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:05:19,557 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:05:19,557 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:05:19,559 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:05:19,559 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:05:19,559 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:05:19,561 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:05:19,561 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:05:19,561 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:05:19,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:05:19,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:05:19,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:05:19,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:05:19,562 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:05:19,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:05:19,563 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:05:19,563 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:05:19,563 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:05:19,564 INFO L153 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_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01ad56e04b6ab93ff162b70d622a1dbeae0350a0f6dc141a393bf37a9fe53f01 [2023-11-19 05:05:19,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:05:19,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:05:19,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:05:19,881 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:05:19,882 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:05:19,883 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i [2023-11-19 05:05:23,101 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:05:23,713 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:05:23,714 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i [2023-11-19 05:05:23,747 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/data/df2a47e42/0c8ad077ae9941aa896dafab078e5d4a/FLAG3a304900d [2023-11-19 05:05:23,764 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/data/df2a47e42/0c8ad077ae9941aa896dafab078e5d4a [2023-11-19 05:05:23,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:05:23,773 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:05:23,778 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:23,778 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:05:23,783 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:05:23,784 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:23" (1/1) ... [2023-11-19 05:05:23,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22f42502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:23, skipping insertion in model container [2023-11-19 05:05:23,785 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:23" (1/1) ... [2023-11-19 05:05:23,903 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:05:24,250 WARN L240 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_5ee3c715-53e8-40b0-951c-1c04212cb99f/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i[4505,4518] [2023-11-19 05:05:24,259 WARN L240 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_5ee3c715-53e8-40b0-951c-1c04212cb99f/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i[4565,4578] [2023-11-19 05:05:25,425 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:25,426 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:25,426 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:25,427 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:25,429 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:25,482 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:25,483 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:25,485 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:25,486 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:25,970 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:05:25,971 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:05:25,973 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:05:25,977 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:05:25,983 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:05:25,986 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:05:25,987 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:05:25,988 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:05:25,991 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:05:25,994 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:05:26,333 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 05:05:26,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a9b9cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:26, skipping insertion in model container [2023-11-19 05:05:26,341 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:26,341 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:05:26,343 INFO L158 Benchmark]: Toolchain (without parser) took 2568.74ms. Allocated memory was 169.9MB in the beginning and 207.6MB in the end (delta: 37.7MB). Free memory was 115.4MB in the beginning and 155.7MB in the end (delta: -40.3MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2023-11-19 05:05:26,344 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 169.9MB. Free memory was 136.5MB in the beginning and 136.5MB in the end (delta: 16.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:05:26,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2563.40ms. Allocated memory was 169.9MB in the beginning and 207.6MB in the end (delta: 37.7MB). Free memory was 115.4MB in the beginning and 155.7MB in the end (delta: -40.3MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2023-11-19 05:05:26,348 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 169.9MB. Free memory was 136.5MB in the beginning and 136.5MB in the end (delta: 16.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2563.40ms. Allocated memory was 169.9MB in the beginning and 207.6MB in the end (delta: 37.7MB). Free memory was 115.4MB in the beginning and 155.7MB in the end (delta: -40.3MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7311]: Incorrect Syntax Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --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 01ad56e04b6ab93ff162b70d622a1dbeae0350a0f6dc141a393bf37a9fe53f01 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:05:28,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:05:28,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-19 05:05:28,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:05:28,983 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:05:29,028 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:05:29,030 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:05:29,030 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:05:29,031 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:05:29,037 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:05:29,037 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:05:29,038 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:05:29,038 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:05:29,040 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:05:29,041 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:05:29,041 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:05:29,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:05:29,043 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:05:29,043 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:05:29,044 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:05:29,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:05:29,045 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:05:29,046 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:05:29,046 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:05:29,046 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:05:29,047 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:05:29,047 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:05:29,048 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:05:29,048 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:05:29,049 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:05:29,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:05:29,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:05:29,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:05:29,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:05:29,051 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:05:29,052 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:05:29,052 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:05:29,052 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:05:29,052 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:05:29,053 INFO L153 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_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01ad56e04b6ab93ff162b70d622a1dbeae0350a0f6dc141a393bf37a9fe53f01 [2023-11-19 05:05:29,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:05:29,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:05:29,479 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:05:29,480 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:05:29,481 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:05:29,482 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i [2023-11-19 05:05:32,645 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:05:33,315 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:05:33,316 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i [2023-11-19 05:05:33,349 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/data/daa6d5d93/e40a6047608e44beaa255447fb2b7e6b/FLAG292ac63a6 [2023-11-19 05:05:33,367 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ee3c715-53e8-40b0-951c-1c04212cb99f/bin/utaipan-verify-t7M7D8N6sZ/data/daa6d5d93/e40a6047608e44beaa255447fb2b7e6b [2023-11-19 05:05:33,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:05:33,374 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:05:33,377 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:33,378 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:05:33,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:05:33,384 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:33" (1/1) ... [2023-11-19 05:05:33,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dabb7fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:33, skipping insertion in model container [2023-11-19 05:05:33,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:33" (1/1) ... [2023-11-19 05:05:33,551 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:05:33,847 WARN L240 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_5ee3c715-53e8-40b0-951c-1c04212cb99f/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i[4505,4518] [2023-11-19 05:05:33,855 WARN L240 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_5ee3c715-53e8-40b0-951c-1c04212cb99f/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i[4565,4578] [2023-11-19 05:05:34,882 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:34,883 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:34,884 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:34,885 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:34,886 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:34,901 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:34,903 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:34,906 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:34,915 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:35,371 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:05:35,375 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:05:35,376 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:05:35,377 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:05:35,382 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:05:35,383 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:05:35,383 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:05:35,384 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:05:35,385 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:05:35,385 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:05:35,664 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 05:05:35,679 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@69fb6783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:35, skipping insertion in model container [2023-11-19 05:05:35,679 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:35,680 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:05:35,682 INFO L158 Benchmark]: Toolchain (without parser) took 2306.49ms. Allocated memory is still 100.7MB. Free memory was 67.5MB in the beginning and 58.4MB in the end (delta: 9.1MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2023-11-19 05:05:35,682 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:05:35,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2302.25ms. Allocated memory is still 100.7MB. Free memory was 67.2MB in the beginning and 58.4MB in the end (delta: 8.8MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-11-19 05:05:35,684 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2302.25ms. Allocated memory is still 100.7MB. Free memory was 67.2MB in the beginning and 58.4MB in the end (delta: 8.8MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7311]: Incorrect Syntax Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN