./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_u8_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/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_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_u8_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/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_35763df3-5fed-4d4a-af08-aa4dd665a640/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 b9b18ebf4b8789ea2f47784074870c5f6db1e5ba9b6bdc5a046638032691b06b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:56:48,132 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:56:48,205 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:56:48,211 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:56:48,211 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:56:48,238 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:56:48,239 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:56:48,239 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:56:48,240 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:56:48,241 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:56:48,241 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:56:48,242 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:56:48,243 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:56:48,243 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:56:48,244 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:56:48,244 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:56:48,245 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:56:48,246 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:56:48,246 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:56:48,247 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:56:48,247 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:56:48,248 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:56:48,249 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:56:48,249 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:56:48,250 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:56:48,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:56:48,251 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:56:48,251 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:56:48,252 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:56:48,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:56:48,253 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:56:48,253 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:56:48,254 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:56:48,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:56:48,255 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:56:48,255 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:56:48,256 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:56:48,256 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:56:48,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:56:48,257 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:56:48,258 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:56:48,259 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:56:48,259 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_35763df3-5fed-4d4a-af08-aa4dd665a640/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9b18ebf4b8789ea2f47784074870c5f6db1e5ba9b6bdc5a046638032691b06b [2023-11-19 04:56:48,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:56:48,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:56:48,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:56:48,547 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:56:48,548 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:56:48,549 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_u8_harness_negated.i [2023-11-19 04:56:51,763 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:56:52,326 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:56:52,327 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_u8_harness_negated.i [2023-11-19 04:56:52,360 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ/data/ce1267a5c/cd051a6a89524a9a8a35474070d9bea6/FLAG67a95904e [2023-11-19 04:56:52,378 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ/data/ce1267a5c/cd051a6a89524a9a8a35474070d9bea6 [2023-11-19 04:56:52,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:56:52,386 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:56:52,390 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:52,390 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:56:52,396 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:56:52,399 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:52" (1/1) ... [2023-11-19 04:56:52,400 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@643297a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:52, skipping insertion in model container [2023-11-19 04:56:52,400 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:52" (1/1) ... [2023-11-19 04:56:52,551 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:56:52,810 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_35763df3-5fed-4d4a-af08-aa4dd665a640/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_u8_harness_negated.i[4497,4510] [2023-11-19 04:56:52,819 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_35763df3-5fed-4d4a-af08-aa4dd665a640/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_u8_harness_negated.i[4557,4570] [2023-11-19 04:56:54,066 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:56:54,067 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:56:54,068 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:56:54,069 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:56:54,070 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:56:54,086 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:56:54,087 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:56:54,089 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:56:54,090 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:56:54,546 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 04:56:54,548 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 04:56:54,549 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 04:56:54,550 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 04:56:54,552 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 04:56:54,553 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 04:56:54,553 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 04:56:54,554 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 04:56:54,555 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 04:56:54,556 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 04:56:54,758 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 04:56:54,759 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3e887590 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:54, skipping insertion in model container [2023-11-19 04:56:54,759 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:54,760 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:56:54,762 INFO L158 Benchmark]: Toolchain (without parser) took 2374.44ms. Allocated memory is still 172.0MB. Free memory was 117.9MB in the beginning and 115.3MB in the end (delta: 2.6MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2023-11-19 04:56:54,762 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 115.3MB. Free memory was 65.2MB in the beginning and 65.1MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:56:54,763 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2369.78ms. Allocated memory is still 172.0MB. Free memory was 117.9MB in the beginning and 115.3MB in the end (delta: 2.6MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2023-11-19 04:56:54,765 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 115.3MB. Free memory was 65.2MB in the beginning and 65.1MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2369.78ms. Allocated memory is still 172.0MB. Free memory was 117.9MB in the beginning and 115.3MB in the end (delta: 2.6MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7279]: 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/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_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_u8_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/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_35763df3-5fed-4d4a-af08-aa4dd665a640/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 b9b18ebf4b8789ea2f47784074870c5f6db1e5ba9b6bdc5a046638032691b06b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:56:57,243 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:56:57,325 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-19 04:56:57,331 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:56:57,331 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:56:57,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:56:57,366 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:56:57,367 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:56:57,368 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:56:57,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:56:57,371 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:56:57,372 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:56:57,372 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:56:57,377 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:56:57,377 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:56:57,378 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:56:57,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:56:57,380 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:56:57,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:56:57,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:56:57,381 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:56:57,381 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:56:57,382 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:56:57,382 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:56:57,383 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:56:57,383 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:56:57,383 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:56:57,384 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:56:57,385 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:56:57,385 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:56:57,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:56:57,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:56:57,387 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:56:57,388 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:56:57,388 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:56:57,388 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:56:57,388 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:56:57,389 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:56:57,389 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:56:57,390 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_35763df3-5fed-4d4a-af08-aa4dd665a640/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9b18ebf4b8789ea2f47784074870c5f6db1e5ba9b6bdc5a046638032691b06b [2023-11-19 04:56:57,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:56:57,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:56:57,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:56:57,834 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:56:57,835 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:56:57,836 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_u8_harness_negated.i [2023-11-19 04:57:00,970 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:57:01,596 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:57:01,597 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_u8_harness_negated.i [2023-11-19 04:57:01,630 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ/data/55e6067dd/3e766475310c4bf2873e46609e83b5eb/FLAGb48d4075d [2023-11-19 04:57:01,649 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35763df3-5fed-4d4a-af08-aa4dd665a640/bin/utaipan-verify-t7M7D8N6sZ/data/55e6067dd/3e766475310c4bf2873e46609e83b5eb [2023-11-19 04:57:01,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:57:01,657 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:57:01,663 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:57:01,663 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:57:01,668 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:57:01,669 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:57:01" (1/1) ... [2023-11-19 04:57:01,670 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a97f99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:01, skipping insertion in model container [2023-11-19 04:57:01,671 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:57:01" (1/1) ... [2023-11-19 04:57:01,825 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:57:02,130 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_35763df3-5fed-4d4a-af08-aa4dd665a640/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_u8_harness_negated.i[4497,4510] [2023-11-19 04:57:02,141 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_35763df3-5fed-4d4a-af08-aa4dd665a640/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_u8_harness_negated.i[4557,4570] [2023-11-19 04:57:03,252 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:57:03,253 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:57:03,254 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:57:03,255 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:57:03,256 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:57:03,273 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:57:03,274 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:57:03,277 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:57:03,278 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:57:03,737 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 04:57:03,738 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 04:57:03,739 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 04:57:03,741 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 04:57:03,742 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 04:57:03,743 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 04:57:03,744 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 04:57:03,745 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 04:57:03,745 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 04:57:03,746 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 04:57:03,989 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 04:57:03,990 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@250fd433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:03, skipping insertion in model container [2023-11-19 04:57:03,990 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:57:03,990 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:57:03,993 INFO L158 Benchmark]: Toolchain (without parser) took 2334.09ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 50.8MB in the beginning and 72.6MB in the end (delta: -21.8MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2023-11-19 04:57:03,994 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 81.8MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:57:03,995 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2327.27ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 50.6MB in the beginning and 72.6MB in the end (delta: -22.0MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2023-11-19 04:57:03,997 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 81.8MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2327.27ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 50.6MB in the beginning and 72.6MB in the end (delta: -22.0MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7279]: 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