./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_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/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_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.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_d1e19800-f07c-4311-ba12-6959d8c7d0ca/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_d1e19800-f07c-4311-ba12-6959d8c7d0ca/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 edd3fac09d24fc037292743bb080afb788cb886b05d29648be5f73c1396cfbb6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:16:28,012 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:16:28,179 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:16:28,189 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:16:28,190 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:16:28,233 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:16:28,234 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:16:28,234 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:16:28,235 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:16:28,241 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:16:28,241 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:16:28,243 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:16:28,243 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:16:28,245 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:16:28,246 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:16:28,246 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:16:28,247 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:16:28,247 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:16:28,248 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:16:28,249 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:16:28,249 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:16:28,250 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:16:28,251 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:16:28,252 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:16:28,252 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:16:28,253 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:16:28,253 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:16:28,254 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:16:28,254 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:16:28,254 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:16:28,256 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:16:28,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:16:28,257 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:16:28,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:16:28,258 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:16:28,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:16:28,258 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:16:28,259 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:16:28,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:16:28,259 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:16:28,259 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:16:28,260 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:16:28,260 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_d1e19800-f07c-4311-ba12-6959d8c7d0ca/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edd3fac09d24fc037292743bb080afb788cb886b05d29648be5f73c1396cfbb6 [2023-11-19 04:16:28,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:16:28,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:16:28,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:16:28,708 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:16:28,709 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:16:28,710 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i [2023-11-19 04:16:31,861 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:16:32,493 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:16:32,494 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i [2023-11-19 04:16:32,526 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ/data/99a430f29/b253d3144f434e1b8aa500343b40019c/FLAGa33e069c4 [2023-11-19 04:16:32,545 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ/data/99a430f29/b253d3144f434e1b8aa500343b40019c [2023-11-19 04:16:32,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:16:32,553 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:16:32,557 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:16:32,557 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:16:32,563 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:16:32,563 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:16:32" (1/1) ... [2023-11-19 04:16:32,565 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a17640f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:32, skipping insertion in model container [2023-11-19 04:16:32,565 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:16:32" (1/1) ... [2023-11-19 04:16:32,699 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:16:32,956 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_d1e19800-f07c-4311-ba12-6959d8c7d0ca/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i[4499,4512] [2023-11-19 04:16:32,965 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_d1e19800-f07c-4311-ba12-6959d8c7d0ca/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i[4559,4572] [2023-11-19 04:16:34,124 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:34,125 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:34,126 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:34,127 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:34,129 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:34,149 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:34,150 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:34,152 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:34,154 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:34,157 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:34,158 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:34,164 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:34,165 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:34,706 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 04:16:34,708 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 04:16:34,709 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 04:16:34,711 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 04:16:34,713 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 04:16:34,714 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 04:16:34,715 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 04:16:34,716 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 04:16:34,717 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 04:16:34,718 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 04:16:35,014 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 04:16:35,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25701f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:35, skipping insertion in model container [2023-11-19 04:16:35,029 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:16:35,030 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:16:35,032 INFO L158 Benchmark]: Toolchain (without parser) took 2478.28ms. Allocated memory is still 167.8MB. Free memory was 130.3MB in the beginning and 81.6MB in the end (delta: 48.8MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-19 04:16:35,047 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:16:35,048 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2473.30ms. Allocated memory is still 167.8MB. Free memory was 130.3MB in the beginning and 81.6MB in the end (delta: 48.8MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-19 04:16:35,050 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2473.30ms. Allocated memory is still 167.8MB. Free memory was 130.3MB in the beginning and 81.6MB in the end (delta: 48.8MB). Peak memory consumption was 48.2MB. 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_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/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_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.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_d1e19800-f07c-4311-ba12-6959d8c7d0ca/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_d1e19800-f07c-4311-ba12-6959d8c7d0ca/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 edd3fac09d24fc037292743bb080afb788cb886b05d29648be5f73c1396cfbb6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:16:37,689 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:16:37,818 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-19 04:16:37,827 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:16:37,828 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:16:37,892 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:16:37,893 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:16:37,894 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:16:37,895 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:16:37,900 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:16:37,901 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:16:37,902 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:16:37,902 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:16:37,904 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:16:37,905 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:16:37,905 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:16:37,906 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:16:37,907 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:16:37,908 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:16:37,908 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:16:37,909 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:16:37,909 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:16:37,910 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:16:37,910 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:16:37,911 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:16:37,912 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:16:37,912 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:16:37,913 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:16:37,913 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:16:37,914 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:16:37,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:16:37,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:16:37,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:16:37,917 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:16:37,917 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:16:37,917 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:16:37,918 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:16:37,918 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:16:37,918 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:16:37,920 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_d1e19800-f07c-4311-ba12-6959d8c7d0ca/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edd3fac09d24fc037292743bb080afb788cb886b05d29648be5f73c1396cfbb6 [2023-11-19 04:16:38,389 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:16:38,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:16:38,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:16:38,428 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:16:38,428 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:16:38,430 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i [2023-11-19 04:16:41,818 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:16:42,486 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:16:42,487 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i [2023-11-19 04:16:42,518 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ/data/32022d405/42caf70f5b944d3c9ce31979ebdfd8a2/FLAGe16f4b41e [2023-11-19 04:16:42,541 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1e19800-f07c-4311-ba12-6959d8c7d0ca/bin/utaipan-verify-t7M7D8N6sZ/data/32022d405/42caf70f5b944d3c9ce31979ebdfd8a2 [2023-11-19 04:16:42,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:16:42,549 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:16:42,552 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:16:42,553 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:16:42,558 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:16:42,559 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:16:42" (1/1) ... [2023-11-19 04:16:42,560 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1378c985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:42, skipping insertion in model container [2023-11-19 04:16:42,560 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:16:42" (1/1) ... [2023-11-19 04:16:42,706 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:16:43,043 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_d1e19800-f07c-4311-ba12-6959d8c7d0ca/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i[4499,4512] [2023-11-19 04:16:43,054 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_d1e19800-f07c-4311-ba12-6959d8c7d0ca/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i[4559,4572] [2023-11-19 04:16:43,940 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:43,941 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:43,941 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:43,942 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:43,944 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:43,961 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:43,964 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:43,966 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:43,970 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:43,973 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:43,976 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:43,977 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:43,977 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:16:44,447 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 04:16:44,457 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 04:16:44,458 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 04:16:44,460 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 04:16:44,464 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 04:16:44,465 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 04:16:44,468 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 04:16:44,468 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 04:16:44,470 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 04:16:44,470 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 04:16:44,761 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 04:16:44,764 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@62064071 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:44, skipping insertion in model container [2023-11-19 04:16:44,764 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:16:44,765 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:16:44,767 INFO L158 Benchmark]: Toolchain (without parser) took 2216.44ms. Allocated memory is still 94.4MB. Free memory was 64.1MB in the beginning and 57.0MB in the end (delta: 7.1MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2023-11-19 04:16:44,768 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 67.1MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:16:44,769 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2212.10ms. Allocated memory is still 94.4MB. Free memory was 63.9MB in the beginning and 57.0MB in the end (delta: 6.9MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2023-11-19 04:16:44,771 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 67.1MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2212.10ms. Allocated memory is still 94.4MB. Free memory was 63.9MB in the beginning and 57.0MB in the end (delta: 6.9MB). Peak memory consumption was 23.5MB. 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