./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_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_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7ccd2e75f1b2a9cecaada969b4778eb90a0d6881f15b2bce2ef357d2417d1730 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:38:24,105 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:38:24,181 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:38:24,188 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:38:24,188 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:38:24,219 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:38:24,220 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:38:24,221 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:38:24,222 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:38:24,223 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:38:24,224 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:38:24,226 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:38:24,226 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:38:24,229 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:38:24,229 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:38:24,230 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:38:24,231 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:38:24,235 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:38:24,236 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:38:24,236 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:38:24,237 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:38:24,237 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:38:24,238 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:38:24,239 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:38:24,239 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:38:24,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:38:24,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:38:24,240 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:38:24,241 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:38:24,241 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:38:24,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:38:24,243 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:38:24,243 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:38:24,243 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:38:24,244 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:38:24,244 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:38:24,244 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ccd2e75f1b2a9cecaada969b4778eb90a0d6881f15b2bce2ef357d2417d1730 [2023-11-19 07:38:24,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:38:24,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:38:24,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:38:24,573 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:38:24,574 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:38:24,575 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i [2023-11-19 07:38:27,690 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:38:28,263 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:38:28,264 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i [2023-11-19 07:38:28,303 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/data/0eacc5aa8/a81f08593fca489d9d3c102275daacdd/FLAG18a41a418 [2023-11-19 07:38:28,325 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/data/0eacc5aa8/a81f08593fca489d9d3c102275daacdd [2023-11-19 07:38:28,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:38:28,335 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:38:28,339 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:38:28,340 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:38:28,347 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:38:28,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:38:28" (1/1) ... [2023-11-19 07:38:28,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76022f84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:28, skipping insertion in model container [2023-11-19 07:38:28,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:38:28" (1/1) ... [2023-11-19 07:38:28,493 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:38:28,843 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_5a2cd510-a10c-4669-b6db-aa669317d540/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i[4503,4516] [2023-11-19 07:38:28,852 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_5a2cd510-a10c-4669-b6db-aa669317d540/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i[4563,4576] [2023-11-19 07:38:29,927 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:29,928 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:29,929 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:29,930 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:29,935 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:29,954 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:29,955 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:29,957 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:29,958 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:30,426 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 07:38:30,428 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 07:38:30,429 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 07:38:30,430 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 07:38:30,432 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 07:38:30,433 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 07:38:30,434 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 07:38:30,434 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 07:38:30,435 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 07:38:30,436 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 07:38:30,645 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 07:38:30,652 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f73e564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:30, skipping insertion in model container [2023-11-19 07:38:30,654 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:38:30,654 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 07:38:30,656 INFO L158 Benchmark]: Toolchain (without parser) took 2320.83ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 95.1MB in the beginning and 137.2MB in the end (delta: -42.2MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2023-11-19 07:38:30,657 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 151.0MB. Free memory was 97.7MB in the beginning and 97.5MB in the end (delta: 159.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:38:30,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2315.30ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 94.7MB in the beginning and 137.2MB in the end (delta: -42.5MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2023-11-19 07:38:30,662 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 151.0MB. Free memory was 97.7MB in the beginning and 97.5MB in the end (delta: 159.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2315.30ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 94.7MB in the beginning and 137.2MB in the end (delta: -42.5MB). Peak memory consumption was 29.7MB. 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_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7ccd2e75f1b2a9cecaada969b4778eb90a0d6881f15b2bce2ef357d2417d1730 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:38:33,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:38:33,291 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-19 07:38:33,301 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:38:33,302 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:38:33,346 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:38:33,347 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:38:33,348 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:38:33,349 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:38:33,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:38:33,355 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:38:33,355 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:38:33,356 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:38:33,358 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:38:33,359 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:38:33,359 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:38:33,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:38:33,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:38:33,361 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:38:33,362 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:38:33,362 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:38:33,363 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:38:33,363 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:38:33,364 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:38:33,364 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:38:33,365 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:38:33,365 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:38:33,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:38:33,366 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:38:33,366 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:38:33,368 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:38:33,368 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:38:33,368 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:38:33,369 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:38:33,369 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:38:33,369 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:38:33,370 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:38:33,370 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:38:33,370 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:38:33,371 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ccd2e75f1b2a9cecaada969b4778eb90a0d6881f15b2bce2ef357d2417d1730 [2023-11-19 07:38:33,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:38:33,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:38:33,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:38:33,840 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:38:33,840 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:38:33,842 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i [2023-11-19 07:38:37,428 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:38:38,250 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:38:38,251 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i [2023-11-19 07:38:38,292 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/data/4dec4f5c3/b712874b3f4e4fa9822fa494ccf69007/FLAGb5b80f288 [2023-11-19 07:38:38,314 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2cd510-a10c-4669-b6db-aa669317d540/bin/uautomizer-verify-uCwYo4JHxu/data/4dec4f5c3/b712874b3f4e4fa9822fa494ccf69007 [2023-11-19 07:38:38,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:38:38,325 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:38:38,330 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:38:38,330 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:38:38,338 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:38:38,339 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:38:38" (1/1) ... [2023-11-19 07:38:38,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d76b798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:38, skipping insertion in model container [2023-11-19 07:38:38,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:38:38" (1/1) ... [2023-11-19 07:38:38,556 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:38:38,982 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_5a2cd510-a10c-4669-b6db-aa669317d540/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i[4503,4516] [2023-11-19 07:38:38,991 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_5a2cd510-a10c-4669-b6db-aa669317d540/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i[4563,4576] [2023-11-19 07:38:40,222 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:40,223 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:40,224 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:40,225 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:40,227 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:40,250 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:40,251 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:40,254 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:40,255 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:38:40,816 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 07:38:40,819 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 07:38:40,828 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 07:38:40,830 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 07:38:40,832 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 07:38:40,835 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 07:38:40,837 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 07:38:40,841 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 07:38:40,842 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 07:38:40,843 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 07:38:41,127 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 07:38:41,128 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37307227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:41, skipping insertion in model container [2023-11-19 07:38:41,128 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:38:41,129 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 07:38:41,131 INFO L158 Benchmark]: Toolchain (without parser) took 2805.28ms. Allocated memory is still 88.1MB. Free memory was 54.8MB in the beginning and 40.8MB in the end (delta: 13.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 07:38:41,132 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 67.1MB. Free memory is still 42.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:38:41,133 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2798.99ms. Allocated memory is still 88.1MB. Free memory was 54.6MB in the beginning and 40.8MB in the end (delta: 13.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 07:38:41,135 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 67.1MB. Free memory is still 42.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2798.99ms. Allocated memory is still 88.1MB. Free memory was 54.6MB in the beginning and 40.8MB in the end (delta: 13.7MB). Peak memory consumption was 23.1MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN