./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/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_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/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_0701221e-fe57-4f73-8ed5-11a4b4b2f151/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 edd3fac09d24fc037292743bb080afb788cb886b05d29648be5f73c1396cfbb6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:42:02,761 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:42:02,867 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:42:02,875 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:42:02,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:42:02,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:42:02,919 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:42:02,920 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:42:02,921 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:42:02,926 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:42:02,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:42:02,929 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:42:02,929 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:42:02,931 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:42:02,931 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:42:02,932 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:42:02,932 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:42:02,933 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:42:02,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:42:02,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:42:02,934 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:42:02,934 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:42:02,935 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:42:02,936 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:42:02,936 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:42:02,937 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:42:02,937 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:42:02,938 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:42:02,938 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:42:02,939 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:42:02,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:42:02,940 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:42:02,941 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:42:02,941 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:42:02,941 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:42:02,941 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:42:02,942 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_0701221e-fe57-4f73-8ed5-11a4b4b2f151/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edd3fac09d24fc037292743bb080afb788cb886b05d29648be5f73c1396cfbb6 [2023-11-19 07:42:03,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:42:03,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:42:03,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:42:03,254 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:42:03,256 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:42:03,258 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i [2023-11-19 07:42:06,640 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:42:07,208 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:42:07,209 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i [2023-11-19 07:42:07,246 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu/data/a1fe26de2/bd3d51a0a92b4772826cd8f1764caf3d/FLAG5c0ee856e [2023-11-19 07:42:07,264 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu/data/a1fe26de2/bd3d51a0a92b4772826cd8f1764caf3d [2023-11-19 07:42:07,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:42:07,269 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:42:07,285 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:42:07,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:42:07,292 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:42:07,293 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:07" (1/1) ... [2023-11-19 07:42:07,294 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ec474c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:07, skipping insertion in model container [2023-11-19 07:42:07,295 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:07" (1/1) ... [2023-11-19 07:42:07,425 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:42:07,696 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_0701221e-fe57-4f73-8ed5-11a4b4b2f151/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i[4499,4512] [2023-11-19 07:42:07,703 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_0701221e-fe57-4f73-8ed5-11a4b4b2f151/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i[4559,4572] [2023-11-19 07:42:08,661 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:08,663 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:08,664 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:08,667 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:08,669 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:08,699 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:08,700 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:08,702 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:08,703 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:08,716 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:08,718 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:08,719 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:08,719 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:09,106 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 07:42:09,107 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 07:42:09,108 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 07:42:09,109 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 07:42:09,110 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 07:42:09,111 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 07:42:09,112 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 07:42:09,112 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 07:42:09,113 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 07:42:09,113 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 07:42:09,269 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 07:42:09,269 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c0b9c88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:09, skipping insertion in model container [2023-11-19 07:42:09,269 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:42:09,270 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 07:42:09,272 INFO L158 Benchmark]: Toolchain (without parser) took 2001.69ms. Allocated memory is still 132.1MB. Free memory was 79.5MB in the beginning and 71.1MB in the end (delta: 8.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-11-19 07:42:09,272 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 96.5MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:42:09,273 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1984.86ms. Allocated memory is still 132.1MB. Free memory was 79.5MB in the beginning and 71.1MB in the end (delta: 8.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-11-19 07:42:09,274 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 96.5MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1984.86ms. Allocated memory is still 132.1MB. Free memory was 79.5MB in the beginning and 71.1MB in the end (delta: 8.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7358]: Incorrect Syntax Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/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_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/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_0701221e-fe57-4f73-8ed5-11a4b4b2f151/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 edd3fac09d24fc037292743bb080afb788cb886b05d29648be5f73c1396cfbb6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:42:11,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:42:11,974 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-19 07:42:11,983 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:42:11,984 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:42:12,027 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:42:12,029 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:42:12,029 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:42:12,030 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:42:12,035 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:42:12,036 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:42:12,036 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:42:12,037 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:42:12,039 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:42:12,039 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:42:12,040 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:42:12,040 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:42:12,041 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:42:12,041 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:42:12,042 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:42:12,043 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:42:12,043 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:42:12,043 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:42:12,044 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:42:12,044 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:42:12,045 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:42:12,045 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:42:12,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:42:12,046 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:42:12,046 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:42:12,048 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:42:12,048 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:42:12,048 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:42:12,049 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:42:12,049 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:42:12,049 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:42:12,050 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:42:12,050 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:42:12,050 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:42:12,051 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_0701221e-fe57-4f73-8ed5-11a4b4b2f151/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edd3fac09d24fc037292743bb080afb788cb886b05d29648be5f73c1396cfbb6 [2023-11-19 07:42:12,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:42:12,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:42:12,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:42:12,584 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:42:12,585 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:42:12,586 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i [2023-11-19 07:42:15,854 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:42:16,575 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:42:16,576 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i [2023-11-19 07:42:16,610 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu/data/39b4acc16/6579ea4a792f47fc8974456f79fbefbc/FLAGc4141779c [2023-11-19 07:42:16,629 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0701221e-fe57-4f73-8ed5-11a4b4b2f151/bin/uautomizer-verify-uCwYo4JHxu/data/39b4acc16/6579ea4a792f47fc8974456f79fbefbc [2023-11-19 07:42:16,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:42:16,638 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:42:16,641 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:42:16,642 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:42:16,647 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:42:16,648 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:16" (1/1) ... [2023-11-19 07:42:16,650 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56357e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:16, skipping insertion in model container [2023-11-19 07:42:16,650 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:16" (1/1) ... [2023-11-19 07:42:16,810 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:42:17,133 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_0701221e-fe57-4f73-8ed5-11a4b4b2f151/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i[4499,4512] [2023-11-19 07:42:17,147 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_0701221e-fe57-4f73-8ed5-11a4b4b2f151/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i[4559,4572] [2023-11-19 07:42:18,160 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:18,161 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:18,162 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:18,164 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:18,166 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:18,193 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:18,194 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:18,196 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:18,197 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:18,200 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:18,201 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:18,216 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:18,216 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 07:42:18,652 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 07:42:18,654 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 07:42:18,655 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 07:42:18,656 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 07:42:18,658 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 07:42:18,659 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 07:42:18,660 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 07:42:18,660 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 07:42:18,661 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 07:42:18,662 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 07:42:18,892 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 07:42:18,893 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@612f77e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:18, skipping insertion in model container [2023-11-19 07:42:18,893 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:42:18,894 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 07:42:18,896 INFO L158 Benchmark]: Toolchain (without parser) took 2257.36ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 36.4MB in the beginning and 55.2MB in the end (delta: -18.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 07:42:18,898 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 63.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:42:18,899 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2252.55ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 36.3MB in the beginning and 55.2MB in the end (delta: -19.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 07:42:18,901 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 63.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2252.55ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 36.3MB in the beginning and 55.2MB in the end (delta: -19.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7358]: 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