./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_linked_list_front_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_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/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_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_front_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/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_6f234e77-f5ef-4811-b8b0-2e41556d5e99/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 61592663790a1842b8bd7e9befeca1c276604b90aee8701db027349608c78395 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:09:50,382 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:09:50,518 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:09:50,532 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:09:50,533 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:09:50,576 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:09:50,577 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:09:50,578 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:09:50,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:09:50,585 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:09:50,585 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:09:50,586 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:09:50,587 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:09:50,589 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:09:50,589 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:09:50,590 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:09:50,590 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:09:50,590 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:09:50,591 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:09:50,591 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:09:50,592 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:09:50,593 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:09:50,594 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:09:50,594 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:09:50,595 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:09:50,595 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:09:50,596 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:09:50,596 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:09:50,596 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:09:50,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:09:50,598 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:09:50,599 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:09:50,599 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:09:50,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:09:50,599 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:09:50,600 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:09:50,600 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:09:50,600 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:09:50,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:09:50,601 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:09:50,601 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:09:50,602 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:09:50,602 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_6f234e77-f5ef-4811-b8b0-2e41556d5e99/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61592663790a1842b8bd7e9befeca1c276604b90aee8701db027349608c78395 [2023-11-19 04:09:50,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:09:50,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:09:50,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:09:50,939 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:09:50,939 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:09:50,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_linked_list_front_harness.i [2023-11-19 04:09:54,157 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:54,686 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:54,688 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/sv-benchmarks/c/aws-c-common/aws_linked_list_front_harness.i [2023-11-19 04:09:54,717 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ/data/e2d071d16/1f86d19252b64b86b8d2ad02c67f8c69/FLAGd446b4c83 [2023-11-19 04:09:54,735 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ/data/e2d071d16/1f86d19252b64b86b8d2ad02c67f8c69 [2023-11-19 04:09:54,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:54,742 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:54,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:54,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:54,750 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:54,751 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:54" (1/1) ... [2023-11-19 04:09:54,752 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@335a62b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:54, skipping insertion in model container [2023-11-19 04:09:54,752 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:54" (1/1) ... [2023-11-19 04:09:54,865 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:55,139 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_6f234e77-f5ef-4811-b8b0-2e41556d5e99/sv-benchmarks/c/aws-c-common/aws_linked_list_front_harness.i[4495,4508] [2023-11-19 04:09:55,149 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_6f234e77-f5ef-4811-b8b0-2e41556d5e99/sv-benchmarks/c/aws-c-common/aws_linked_list_front_harness.i[4555,4568] [2023-11-19 04:09:56,213 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:09:56,214 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:09:56,215 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:09:56,216 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:09:56,217 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:09:56,252 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:09:56,253 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:09:56,259 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:09:56,273 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:09:56,286 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:09:56,289 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:09:56,290 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:09:56,292 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:09:56,955 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 04:09:56,957 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 04:09:56,959 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 04:09:56,961 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 04:09:56,963 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 04:09:56,964 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 04:09:56,965 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 04:09:56,966 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 04:09:56,967 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 04:09:56,968 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 04:09:57,283 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 04:09:57,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@41c30c60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:57, skipping insertion in model container [2023-11-19 04:09:57,284 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:57,284 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:09:57,287 INFO L158 Benchmark]: Toolchain (without parser) took 2543.38ms. Allocated memory is still 163.6MB. Free memory was 116.8MB in the beginning and 67.2MB in the end (delta: 49.6MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-19 04:09:57,288 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 163.6MB. Free memory was 107.3MB in the beginning and 107.2MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:57,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2539.33ms. Allocated memory is still 163.6MB. Free memory was 116.0MB in the beginning and 67.2MB in the end (delta: 48.9MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-19 04:09:57,291 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 163.6MB. Free memory was 107.3MB in the beginning and 107.2MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2539.33ms. Allocated memory is still 163.6MB. Free memory was 116.0MB in the beginning and 67.2MB in the end (delta: 48.9MB). 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/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_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_front_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/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_6f234e77-f5ef-4811-b8b0-2e41556d5e99/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 61592663790a1842b8bd7e9befeca1c276604b90aee8701db027349608c78395 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:09:59,760 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:09:59,857 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-19 04:09:59,863 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:09:59,863 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:09:59,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:09:59,889 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:09:59,890 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:09:59,890 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:09:59,891 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:09:59,892 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:09:59,892 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:09:59,893 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:09:59,894 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:09:59,894 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:09:59,895 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:09:59,896 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:09:59,896 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:09:59,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:09:59,898 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:09:59,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:09:59,899 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:09:59,900 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:09:59,900 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:09:59,901 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:09:59,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:09:59,902 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:09:59,903 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:09:59,903 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:09:59,904 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:09:59,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:09:59,905 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:09:59,905 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:09:59,905 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:09:59,906 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:09:59,906 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:09:59,906 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:09:59,907 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:09:59,907 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:09:59,907 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_6f234e77-f5ef-4811-b8b0-2e41556d5e99/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61592663790a1842b8bd7e9befeca1c276604b90aee8701db027349608c78395 [2023-11-19 04:10:00,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:10:00,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:10:00,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:10:00,353 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:10:00,354 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:10:00,355 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_linked_list_front_harness.i [2023-11-19 04:10:03,921 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:10:04,566 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:10:04,567 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/sv-benchmarks/c/aws-c-common/aws_linked_list_front_harness.i [2023-11-19 04:10:04,593 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ/data/5c56e40ff/de932e86f9134a7e89253afaeabbe1c8/FLAG1ca9e1cc6 [2023-11-19 04:10:04,611 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f234e77-f5ef-4811-b8b0-2e41556d5e99/bin/utaipan-verify-t7M7D8N6sZ/data/5c56e40ff/de932e86f9134a7e89253afaeabbe1c8 [2023-11-19 04:10:04,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:10:04,617 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:10:04,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:04,618 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:10:04,625 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:10:04,626 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:04" (1/1) ... [2023-11-19 04:10:04,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51356b20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:04, skipping insertion in model container [2023-11-19 04:10:04,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:04" (1/1) ... [2023-11-19 04:10:04,791 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:10:05,090 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_6f234e77-f5ef-4811-b8b0-2e41556d5e99/sv-benchmarks/c/aws-c-common/aws_linked_list_front_harness.i[4495,4508] [2023-11-19 04:10:05,098 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_6f234e77-f5ef-4811-b8b0-2e41556d5e99/sv-benchmarks/c/aws-c-common/aws_linked_list_front_harness.i[4555,4568] [2023-11-19 04:10:06,039 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:10:06,040 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:10:06,040 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:10:06,041 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:10:06,043 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:10:06,060 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:10:06,061 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:10:06,064 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:10:06,065 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:10:06,067 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:10:06,069 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:10:06,070 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:10:06,070 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:10:06,470 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 04:10:06,471 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 04:10:06,473 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 04:10:06,474 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 04:10:06,476 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 04:10:06,477 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 04:10:06,478 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 04:10:06,479 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 04:10:06,480 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 04:10:06,481 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 04:10:06,747 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 04:10:06,748 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2bbe4022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:06, skipping insertion in model container [2023-11-19 04:10:06,749 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:06,749 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:10:06,751 INFO L158 Benchmark]: Toolchain (without parser) took 2133.98ms. Allocated memory was 94.4MB in the beginning and 134.2MB in the end (delta: 39.8MB). Free memory was 63.2MB in the beginning and 103.5MB in the end (delta: -40.3MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2023-11-19 04:10:06,752 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 94.4MB. Free memory is still 69.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:10:06,753 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2131.02ms. Allocated memory was 94.4MB in the beginning and 134.2MB in the end (delta: 39.8MB). Free memory was 63.2MB in the beginning and 104.1MB in the end (delta: -40.9MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2023-11-19 04:10:06,755 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 94.4MB. Free memory is still 69.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2131.02ms. Allocated memory was 94.4MB in the beginning and 134.2MB in the end (delta: 39.8MB). Free memory was 63.2MB in the beginning and 104.1MB in the end (delta: -40.9MB). Peak memory consumption was 32.1MB. 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