./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_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_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4e3d62ab3962e5958dc41169c7885079de47f5dcf75079068205793f151a2e2b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:50:40,817 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:50:40,943 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:50:40,954 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:50:40,955 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:50:40,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:50:41,000 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:50:41,000 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:50:41,002 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:50:41,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:50:41,007 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:50:41,008 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:50:41,008 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:50:41,010 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:50:41,011 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:50:41,011 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:50:41,011 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:50:41,012 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:50:41,012 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:50:41,013 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:50:41,015 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:50:41,016 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:50:41,017 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:50:41,017 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:50:41,018 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:50:41,018 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:50:41,019 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:50:41,019 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:50:41,020 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:50:41,020 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:50:41,021 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:50:41,022 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:50:41,022 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:50:41,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:50:41,023 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:50:41,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:50:41,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:50:41,024 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:50:41,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:50:41,024 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:50:41,024 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:50:41,025 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:50:41,025 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e3d62ab3962e5958dc41169c7885079de47f5dcf75079068205793f151a2e2b [2023-11-19 04:50:41,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:50:41,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:50:41,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:50:41,324 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:50:41,324 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:50:41,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i [2023-11-19 04:50:44,532 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:50:45,079 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:50:45,080 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i [2023-11-19 04:50:45,107 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/data/ba689adab/68da2ab38ff648bbb82d03df15e41565/FLAG5570504a4 [2023-11-19 04:50:45,123 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/data/ba689adab/68da2ab38ff648bbb82d03df15e41565 [2023-11-19 04:50:45,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:50:45,130 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:50:45,133 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:45,133 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:50:45,138 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:50:45,139 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:45" (1/1) ... [2023-11-19 04:50:45,140 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ee626de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:45, skipping insertion in model container [2023-11-19 04:50:45,140 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:45" (1/1) ... [2023-11-19 04:50:45,265 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:50:45,591 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_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i[4497,4510] [2023-11-19 04:50:45,600 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_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i[4557,4570] [2023-11-19 04:50:46,754 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:46,755 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:46,755 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:46,756 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:46,757 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:46,771 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:46,772 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:46,774 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:46,775 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:46,777 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:46,778 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:46,778 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:46,779 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:47,176 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 04:50:47,178 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 04:50:47,179 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 04:50:47,180 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 04:50:47,182 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 04:50:47,183 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 04:50:47,184 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 04:50:47,185 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 04:50:47,186 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 04:50:47,186 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 04:50:47,338 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 04:50:47,339 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38e7166d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:47, skipping insertion in model container [2023-11-19 04:50:47,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:47,340 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:50:47,342 INFO L158 Benchmark]: Toolchain (without parser) took 2210.71ms. Allocated memory was 136.3MB in the beginning and 165.7MB in the end (delta: 29.4MB). Free memory was 97.4MB in the beginning and 116.2MB in the end (delta: -18.7MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2023-11-19 04:50:47,342 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 136.3MB. Free memory is still 94.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:50:47,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2206.69ms. Allocated memory was 136.3MB in the beginning and 165.7MB in the end (delta: 29.4MB). Free memory was 97.2MB in the beginning and 116.2MB in the end (delta: -19.0MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2023-11-19 04:50:47,345 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 136.3MB. Free memory is still 94.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2206.69ms. Allocated memory was 136.3MB in the beginning and 165.7MB in the end (delta: 29.4MB). Free memory was 97.2MB in the beginning and 116.2MB in the end (delta: -19.0MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7359]: 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_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4e3d62ab3962e5958dc41169c7885079de47f5dcf75079068205793f151a2e2b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:50:49,819 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:50:49,945 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-19 04:50:49,954 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:50:49,955 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:50:49,998 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:50:49,998 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:50:49,999 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:50:50,000 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:50:50,006 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:50:50,006 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:50:50,007 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:50:50,007 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:50:50,009 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:50:50,009 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:50:50,010 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:50:50,011 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:50:50,011 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:50:50,012 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:50:50,012 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:50:50,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:50:50,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:50:50,014 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:50:50,014 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:50:50,015 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:50:50,015 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:50:50,016 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:50:50,016 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:50:50,017 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:50:50,017 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:50:50,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:50:50,019 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:50:50,019 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:50:50,020 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:50:50,020 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:50:50,021 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:50:50,021 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:50:50,021 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:50:50,021 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:50:50,023 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e3d62ab3962e5958dc41169c7885079de47f5dcf75079068205793f151a2e2b [2023-11-19 04:50:50,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:50:50,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:50:50,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:50:50,499 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:50:50,499 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:50:50,501 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i [2023-11-19 04:50:53,498 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:50:54,144 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:50:54,145 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i [2023-11-19 04:50:54,171 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/data/5fb483754/e63263ad8c3b4e8a949122886591566c/FLAG56993ed33 [2023-11-19 04:50:54,188 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/bin/utaipan-verify-t7M7D8N6sZ/data/5fb483754/e63263ad8c3b4e8a949122886591566c [2023-11-19 04:50:54,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:50:54,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:50:54,193 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:54,194 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:50:54,203 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:50:54,204 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:54" (1/1) ... [2023-11-19 04:50:54,205 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aca175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:54, skipping insertion in model container [2023-11-19 04:50:54,205 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:54" (1/1) ... [2023-11-19 04:50:54,327 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:50:54,562 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_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i[4497,4510] [2023-11-19 04:50:54,569 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_3e964f4e-5b4c-4bfa-a196-c1f8dd749258/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i[4557,4570] [2023-11-19 04:50:55,807 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:55,808 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:55,808 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:55,825 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:55,826 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:55,838 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:55,839 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:55,846 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:55,848 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:55,850 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:55,851 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:55,854 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:55,855 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:50:56,266 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 04:50:56,267 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 04:50:56,268 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 04:50:56,270 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 04:50:56,271 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 04:50:56,272 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 04:50:56,273 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 04:50:56,273 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 04:50:56,274 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 04:50:56,275 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 04:50:56,421 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 04:50:56,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4491c99e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:56, skipping insertion in model container [2023-11-19 04:50:56,422 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:56,422 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:50:56,424 INFO L158 Benchmark]: Toolchain (without parser) took 2231.22ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 39.9MB in the beginning and 45.4MB in the end (delta: -5.5MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-11-19 04:50:56,425 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:50:56,426 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2228.77ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 39.7MB in the beginning and 45.4MB in the end (delta: -5.7MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-11-19 04:50:56,431 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2228.77ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 39.7MB in the beginning and 45.4MB in the end (delta: -5.7MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7359]: 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