./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness.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_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/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_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/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_f504c2e3-7d18-4aab-954b-acb2fa9ed734/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 2e74061603d1466b037b305bab04ccfaa41041189a61fef40533e07a2fdf1d25 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:34:24,438 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:34:24,509 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:34:24,529 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:34:24,531 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:34:24,561 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:34:24,562 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:34:24,562 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:34:24,563 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:34:24,564 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:34:24,565 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:34:24,565 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:34:24,566 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:34:24,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:34:24,567 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:34:24,568 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:34:24,568 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:34:24,569 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:34:24,570 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:34:24,570 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:34:24,571 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:34:24,572 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:34:24,572 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:34:24,573 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:34:24,574 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:34:24,574 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:34:24,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:34:24,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:34:24,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:34:24,577 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:34:24,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:34:24,578 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:34:24,578 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:34:24,579 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:34:24,580 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:34:24,580 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:34:24,581 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_f504c2e3-7d18-4aab-954b-acb2fa9ed734/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e74061603d1466b037b305bab04ccfaa41041189a61fef40533e07a2fdf1d25 [2023-11-19 07:34:24,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:34:24,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:34:24,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:34:24,947 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:34:24,948 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:34:24,950 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness.i [2023-11-19 07:34:28,119 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:34:28,820 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:34:28,824 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness.i [2023-11-19 07:34:28,862 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu/data/ec28b5a27/abecf9de28b7412180b893b003e68e1e/FLAG89bc67076 [2023-11-19 07:34:28,881 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu/data/ec28b5a27/abecf9de28b7412180b893b003e68e1e [2023-11-19 07:34:28,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:34:28,886 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:34:28,888 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:34:28,888 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:34:28,894 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:34:28,895 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:34:28" (1/1) ... [2023-11-19 07:34:28,898 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15e383aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:28, skipping insertion in model container [2023-11-19 07:34:28,899 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:34:28" (1/1) ... [2023-11-19 07:34:29,069 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:34:29,444 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_f504c2e3-7d18-4aab-954b-acb2fa9ed734/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness.i[4503,4516] [2023-11-19 07:34:29,455 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_f504c2e3-7d18-4aab-954b-acb2fa9ed734/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness.i[4563,4576] [2023-11-19 07:34:30,691 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:30,692 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:30,693 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:30,693 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:30,695 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:30,707 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:30,708 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:30,710 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:30,710 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:31,161 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 07:34:31,162 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 07:34:31,163 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 07:34:31,165 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 07:34:31,166 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 07:34:31,167 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 07:34:31,168 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 07:34:31,169 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 07:34:31,169 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 07:34:31,170 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 07:34:31,509 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 07:34:31,523 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@73b75fe7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:31, skipping insertion in model container [2023-11-19 07:34:31,524 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:34:31,525 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 07:34:31,527 INFO L158 Benchmark]: Toolchain (without parser) took 2639.67ms. Allocated memory is still 157.3MB. Free memory was 103.4MB in the beginning and 100.3MB in the end (delta: 3.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 07:34:31,527 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 111.1MB. Free memory is still 61.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:34:31,528 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2636.76ms. Allocated memory is still 157.3MB. Free memory was 103.1MB in the beginning and 100.3MB in the end (delta: 2.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 07:34:31,530 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 111.1MB. Free memory is still 61.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2636.76ms. Allocated memory is still 157.3MB. Free memory was 103.1MB in the beginning and 100.3MB in the end (delta: 2.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7311]: Incorrect Syntax Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/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_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/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_f504c2e3-7d18-4aab-954b-acb2fa9ed734/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 2e74061603d1466b037b305bab04ccfaa41041189a61fef40533e07a2fdf1d25 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:34:34,214 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:34:34,345 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-19 07:34:34,374 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:34:34,378 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:34:34,431 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:34:34,433 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:34:34,433 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:34:34,435 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:34:34,441 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:34:34,442 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:34:34,442 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:34:34,443 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:34:34,445 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:34:34,446 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:34:34,447 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:34:34,447 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:34:34,448 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:34:34,448 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:34:34,449 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:34:34,450 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:34:34,451 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:34:34,451 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:34:34,452 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:34:34,452 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:34:34,453 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:34:34,453 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:34:34,454 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:34:34,454 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:34:34,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:34:34,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:34:34,457 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:34:34,457 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:34:34,458 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:34:34,458 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:34:34,459 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:34:34,459 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:34:34,459 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:34:34,459 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:34:34,461 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_f504c2e3-7d18-4aab-954b-acb2fa9ed734/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e74061603d1466b037b305bab04ccfaa41041189a61fef40533e07a2fdf1d25 [2023-11-19 07:34:34,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:34:34,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:34:34,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:34:34,939 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:34:34,939 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:34:34,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness.i [2023-11-19 07:34:38,187 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:34:38,908 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:34:38,909 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness.i [2023-11-19 07:34:38,945 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu/data/89ee458fd/5beba2f0816447a08402d72dc0ebb331/FLAG55c7aea2b [2023-11-19 07:34:38,971 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f504c2e3-7d18-4aab-954b-acb2fa9ed734/bin/uautomizer-verify-uCwYo4JHxu/data/89ee458fd/5beba2f0816447a08402d72dc0ebb331 [2023-11-19 07:34:38,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:34:38,982 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:34:38,988 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:34:38,988 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:34:38,994 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:34:38,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:34:38" (1/1) ... [2023-11-19 07:34:38,996 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62a662e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:38, skipping insertion in model container [2023-11-19 07:34:38,996 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:34:38" (1/1) ... [2023-11-19 07:34:39,168 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:34:39,477 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_f504c2e3-7d18-4aab-954b-acb2fa9ed734/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness.i[4503,4516] [2023-11-19 07:34:39,491 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_f504c2e3-7d18-4aab-954b-acb2fa9ed734/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness.i[4563,4576] [2023-11-19 07:34:40,675 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:40,676 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:40,677 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:40,678 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:40,680 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:40,699 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:40,700 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:40,703 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:40,704 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:34:41,206 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 07:34:41,208 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 07:34:41,210 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 07:34:41,211 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 07:34:41,213 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 07:34:41,215 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 07:34:41,216 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 07:34:41,217 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 07:34:41,218 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 07:34:41,219 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 07:34:41,559 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 07:34:41,559 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4fa77103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:41, skipping insertion in model container [2023-11-19 07:34:41,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:34:41,560 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 07:34:41,563 INFO L158 Benchmark]: Toolchain (without parser) took 2579.81ms. Allocated memory is still 86.0MB. Free memory was 53.0MB in the beginning and 53.1MB in the end (delta: -169.8kB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-11-19 07:34:41,564 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 62.9MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:34:41,565 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2572.82ms. Allocated memory is still 86.0MB. Free memory was 52.8MB in the beginning and 53.1MB in the end (delta: -358.1kB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-11-19 07:34:41,566 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 62.9MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2572.82ms. Allocated memory is still 86.0MB. Free memory was 52.8MB in the beginning and 53.1MB in the end (delta: -358.1kB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7311]: Incorrect Syntax Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN