./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_linked_list_back_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_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/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_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/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_b85da20f-328e-40c0-83c0-b5cf84ed51d1/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 f57bc64edf303a057c8eafb48480d4e5b764bd411481261d53eb2a101eb82ae8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:02:10,849 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:02:10,987 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 05:02:10,996 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:02:10,997 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:02:11,041 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:02:11,043 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:02:11,044 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:02:11,045 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:02:11,051 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:02:11,051 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:02:11,052 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:02:11,053 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:02:11,055 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:02:11,055 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:02:11,056 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:02:11,056 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:02:11,057 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:02:11,057 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:02:11,058 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:02:11,058 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:02:11,059 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:02:11,060 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:02:11,061 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:02:11,062 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:02:11,062 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:02:11,063 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:02:11,063 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:02:11,063 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:02:11,064 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:02:11,066 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:02:11,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:02:11,066 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:02:11,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:02:11,067 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:02:11,067 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:02:11,068 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:02:11,068 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:02:11,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:02:11,068 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:02:11,069 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:02:11,069 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:02:11,069 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_b85da20f-328e-40c0-83c0-b5cf84ed51d1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f57bc64edf303a057c8eafb48480d4e5b764bd411481261d53eb2a101eb82ae8 [2023-11-19 05:02:11,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:02:11,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:02:11,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:02:11,426 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:02:11,427 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:02:11,428 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i [2023-11-19 05:02:14,671 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:02:15,329 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:02:15,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i [2023-11-19 05:02:15,365 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ/data/fedd73289/a557f54a81db4a9e8aa151327af177ef/FLAG6c468ec0d [2023-11-19 05:02:15,385 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ/data/fedd73289/a557f54a81db4a9e8aa151327af177ef [2023-11-19 05:02:15,392 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:02:15,395 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:02:15,398 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:02:15,399 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:02:15,405 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:02:15,406 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:02:15" (1/1) ... [2023-11-19 05:02:15,407 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dd09e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:15, skipping insertion in model container [2023-11-19 05:02:15,407 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:02:15" (1/1) ... [2023-11-19 05:02:15,561 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:02:15,947 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_b85da20f-328e-40c0-83c0-b5cf84ed51d1/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i[4494,4507] [2023-11-19 05:02:15,958 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_b85da20f-328e-40c0-83c0-b5cf84ed51d1/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i[4554,4567] [2023-11-19 05:02:17,219 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:17,220 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:17,220 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:17,221 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:17,223 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:17,241 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:17,242 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:17,245 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:17,246 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:17,248 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:17,250 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:17,278 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:17,278 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:17,856 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:02:17,858 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:02:17,860 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:02:17,862 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:02:17,864 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:02:17,867 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:02:17,869 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:02:17,870 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:02:17,871 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:02:17,880 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:02:18,096 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 05:02:18,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3de3c12d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:18, skipping insertion in model container [2023-11-19 05:02:18,097 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:02:18,098 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:02:18,100 INFO L158 Benchmark]: Toolchain (without parser) took 2704.57ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 85.8MB in the beginning and 131.7MB in the end (delta: -45.9MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2023-11-19 05:02:18,101 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 138.4MB. Free memory is still 110.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:02:18,102 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2699.62ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 85.8MB in the beginning and 131.7MB in the end (delta: -45.9MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2023-11-19 05:02:18,104 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 138.4MB. Free memory is still 110.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2699.62ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 85.8MB in the beginning and 131.7MB in the end (delta: -45.9MB). Peak memory consumption was 48.0MB. 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_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/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_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/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_b85da20f-328e-40c0-83c0-b5cf84ed51d1/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 f57bc64edf303a057c8eafb48480d4e5b764bd411481261d53eb2a101eb82ae8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:02:20,888 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:02:20,963 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-19 05:02:20,970 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:02:20,971 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:02:21,022 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:02:21,023 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:02:21,024 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:02:21,025 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:02:21,025 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:02:21,026 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:02:21,027 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:02:21,027 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:02:21,028 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:02:21,029 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:02:21,030 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:02:21,031 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:02:21,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:02:21,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:02:21,033 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:02:21,034 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:02:21,034 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:02:21,035 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:02:21,036 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:02:21,036 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:02:21,037 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:02:21,038 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:02:21,038 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:02:21,039 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:02:21,040 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:02:21,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:02:21,041 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:02:21,041 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:02:21,042 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:02:21,042 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:02:21,043 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:02:21,043 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:02:21,044 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:02:21,044 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:02:21,045 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_b85da20f-328e-40c0-83c0-b5cf84ed51d1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f57bc64edf303a057c8eafb48480d4e5b764bd411481261d53eb2a101eb82ae8 [2023-11-19 05:02:21,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:02:21,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:02:21,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:02:21,437 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:02:21,438 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:02:21,439 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i [2023-11-19 05:02:24,759 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:02:25,409 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:02:25,409 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i [2023-11-19 05:02:25,441 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ/data/5f9d202f8/97eb11402fca4c4ebb0d07cbb5c860c1/FLAGfb4c678b8 [2023-11-19 05:02:25,461 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85da20f-328e-40c0-83c0-b5cf84ed51d1/bin/utaipan-verify-t7M7D8N6sZ/data/5f9d202f8/97eb11402fca4c4ebb0d07cbb5c860c1 [2023-11-19 05:02:25,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:02:25,472 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:02:25,476 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:02:25,477 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:02:25,483 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:02:25,486 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:02:25" (1/1) ... [2023-11-19 05:02:25,487 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a55c9bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:25, skipping insertion in model container [2023-11-19 05:02:25,487 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:02:25" (1/1) ... [2023-11-19 05:02:25,677 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:02:25,990 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_b85da20f-328e-40c0-83c0-b5cf84ed51d1/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i[4494,4507] [2023-11-19 05:02:25,999 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_b85da20f-328e-40c0-83c0-b5cf84ed51d1/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i[4554,4567] [2023-11-19 05:02:26,971 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:26,972 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:26,980 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:26,982 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:26,984 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:27,024 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:27,025 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:27,028 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:27,029 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:27,039 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:27,043 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:27,044 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:27,044 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:02:27,495 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:02:27,496 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:02:27,498 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:02:27,499 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:02:27,501 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:02:27,502 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:02:27,503 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:02:27,504 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:02:27,505 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:02:27,506 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:02:27,757 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 05:02:27,758 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1dfd1077 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:27, skipping insertion in model container [2023-11-19 05:02:27,758 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:02:27,759 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:02:27,761 INFO L158 Benchmark]: Toolchain (without parser) took 2288.64ms. Allocated memory was 83.9MB in the beginning and 121.6MB in the end (delta: 37.7MB). Free memory was 56.9MB in the beginning and 91.2MB in the end (delta: -34.3MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2023-11-19 05:02:27,762 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 59.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:02:27,764 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2282.39ms. Allocated memory was 83.9MB in the beginning and 121.6MB in the end (delta: 37.7MB). Free memory was 56.6MB in the beginning and 91.2MB in the end (delta: -34.6MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2023-11-19 05:02:27,766 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 59.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2282.39ms. Allocated memory was 83.9MB in the beginning and 121.6MB in the end (delta: 37.7MB). Free memory was 56.6MB in the beginning and 91.2MB in the end (delta: -34.6MB). Peak memory consumption was 31.9MB. 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