./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_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_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/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_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/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_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/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 261b1cb19a19710392e8d342993a2adafcf7d2aa116ee074c520b900d3eff708 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:13:01,541 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:13:01,653 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:13:01,665 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:13:01,666 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:13:01,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:13:01,707 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:13:01,707 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:13:01,708 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:13:01,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:13:01,713 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:13:01,714 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:13:01,715 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:13:01,716 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:13:01,717 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:13:01,717 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:13:01,718 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:13:01,718 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:13:01,718 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:13:01,719 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:13:01,719 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:13:01,720 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:13:01,721 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:13:01,721 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:13:01,722 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:13:01,722 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:13:01,723 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:13:01,723 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:13:01,723 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:13:01,724 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:13:01,725 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:13:01,725 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:13:01,726 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:13:01,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:13:01,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:13:01,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:13:01,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:13:01,727 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:13:01,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:13:01,727 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:13:01,728 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:13:01,728 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:13:01,728 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_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 261b1cb19a19710392e8d342993a2adafcf7d2aa116ee074c520b900d3eff708 [2023-11-19 04:13:02,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:13:02,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:13:02,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:13:02,071 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:13:02,072 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:13:02,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_harness_negated.i [2023-11-19 04:13:05,124 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:13:05,735 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:13:05,735 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_harness_negated.i [2023-11-19 04:13:05,774 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ/data/4135c2d77/685bcf9863b9426884b91c773ef9848a/FLAGe0fd62ff2 [2023-11-19 04:13:05,793 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ/data/4135c2d77/685bcf9863b9426884b91c773ef9848a [2023-11-19 04:13:05,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:13:05,801 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:13:05,805 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:13:05,805 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:13:05,811 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:13:05,812 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:13:05" (1/1) ... [2023-11-19 04:13:05,813 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d7a6a04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:05, skipping insertion in model container [2023-11-19 04:13:05,813 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:13:05" (1/1) ... [2023-11-19 04:13:05,958 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:13:06,254 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_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_harness_negated.i[4493,4506] [2023-11-19 04:13:06,265 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_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_harness_negated.i[4553,4566] [2023-11-19 04:13:07,747 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:07,748 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:07,749 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:07,750 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:07,751 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:07,768 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:07,769 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:07,771 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:07,776 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:08,285 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 04:13:08,287 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 04:13:08,288 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 04:13:08,290 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 04:13:08,291 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 04:13:08,292 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 04:13:08,293 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 04:13:08,294 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 04:13:08,295 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 04:13:08,296 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 04:13:08,548 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 04:13:08,549 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@459a5d09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:08, skipping insertion in model container [2023-11-19 04:13:08,549 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:13:08,550 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:13:08,552 INFO L158 Benchmark]: Toolchain (without parser) took 2749.53ms. Allocated memory is still 140.5MB. Free memory was 103.4MB in the beginning and 47.5MB in the end (delta: 55.8MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-19 04:13:08,552 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 100.7MB. Free memory was 68.3MB in the beginning and 68.3MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:13:08,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2744.81ms. Allocated memory is still 140.5MB. Free memory was 103.4MB in the beginning and 47.5MB in the end (delta: 55.8MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-19 04:13:08,555 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 100.7MB. Free memory was 68.3MB in the beginning and 68.3MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2744.81ms. Allocated memory is still 140.5MB. Free memory was 103.4MB in the beginning and 47.5MB in the end (delta: 55.8MB). Peak memory consumption was 54.5MB. 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_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/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_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/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_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/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 261b1cb19a19710392e8d342993a2adafcf7d2aa116ee074c520b900d3eff708 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:13:11,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:13:11,205 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-19 04:13:11,215 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:13:11,216 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:13:11,261 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:13:11,262 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:13:11,263 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:13:11,264 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:13:11,269 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:13:11,270 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:13:11,270 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:13:11,271 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:13:11,272 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:13:11,273 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:13:11,273 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:13:11,275 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:13:11,275 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:13:11,276 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:13:11,277 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:13:11,277 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:13:11,278 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:13:11,278 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:13:11,279 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:13:11,279 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:13:11,280 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:13:11,280 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:13:11,281 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:13:11,281 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:13:11,281 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:13:11,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:13:11,283 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:13:11,283 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:13:11,284 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:13:11,284 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:13:11,285 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:13:11,285 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:13:11,285 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:13:11,285 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:13:11,286 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_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 261b1cb19a19710392e8d342993a2adafcf7d2aa116ee074c520b900d3eff708 [2023-11-19 04:13:11,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:13:11,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:13:11,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:13:11,714 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:13:11,714 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:13:11,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_harness_negated.i [2023-11-19 04:13:14,813 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:13:15,490 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:13:15,491 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_harness_negated.i [2023-11-19 04:13:15,525 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ/data/15e83f708/5c4432a2376845dfbc46d5af1cdf9477/FLAGa903dcc2b [2023-11-19 04:13:15,543 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/bin/utaipan-verify-t7M7D8N6sZ/data/15e83f708/5c4432a2376845dfbc46d5af1cdf9477 [2023-11-19 04:13:15,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:13:15,550 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:13:15,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:13:15,553 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:13:15,558 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:13:15,559 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:13:15" (1/1) ... [2023-11-19 04:13:15,560 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7da07648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:15, skipping insertion in model container [2023-11-19 04:13:15,561 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:13:15" (1/1) ... [2023-11-19 04:13:15,743 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:13:15,997 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_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_harness_negated.i[4493,4506] [2023-11-19 04:13:16,004 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_4d84ce8d-1d8a-4bf1-9444-ca46fcd0662c/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_harness_negated.i[4553,4566] [2023-11-19 04:13:16,957 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:16,958 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:16,958 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:16,959 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:16,961 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:16,979 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:16,980 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:16,982 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:16,983 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:13:17,499 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 04:13:17,504 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 04:13:17,506 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 04:13:17,509 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 04:13:17,512 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 04:13:17,513 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 04:13:17,516 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 04:13:17,518 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 04:13:17,523 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 04:13:17,525 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 04:13:17,730 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 04:13:17,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@596cce73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:17, skipping insertion in model container [2023-11-19 04:13:17,731 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:13:17,731 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:13:17,733 INFO L158 Benchmark]: Toolchain (without parser) took 2182.12ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 46.9MB in the beginning and 78.0MB in the end (delta: -31.1MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2023-11-19 04:13:17,734 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 55.5MB in the end (delta: 107.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:13:17,735 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2177.90ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 46.7MB in the beginning and 78.0MB in the end (delta: -31.3MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2023-11-19 04:13:17,737 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 55.5MB in the end (delta: 107.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2177.90ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 46.7MB in the beginning and 78.0MB in the end (delta: -31.3MB). Peak memory consumption was 34.5MB. 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