./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_linked_list_rend_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_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/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_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_rend_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/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_f828ebf1-c448-4947-8fb7-4843d42e1707/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 ce5362e495562dfaea277a751eacbf753e9d90aa85c88e38ea1b10dbc078ec49 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:05:07,627 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:05:07,698 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 05:05:07,703 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:05:07,704 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:05:07,737 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:05:07,738 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:05:07,738 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:05:07,739 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:05:07,740 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:05:07,741 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:05:07,741 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:05:07,742 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:05:07,743 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:05:07,743 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:05:07,744 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:05:07,745 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:05:07,746 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:05:07,746 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:05:07,747 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:05:07,748 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:05:07,748 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:05:07,750 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:05:07,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:05:07,751 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:05:07,751 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:05:07,752 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:05:07,752 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:05:07,753 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:05:07,753 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:05:07,754 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:05:07,754 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:05:07,755 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:05:07,755 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:05:07,756 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:05:07,756 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:05:07,757 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:05:07,757 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:05:07,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:05:07,758 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:05:07,759 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:05:07,760 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:05:07,760 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_f828ebf1-c448-4947-8fb7-4843d42e1707/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce5362e495562dfaea277a751eacbf753e9d90aa85c88e38ea1b10dbc078ec49 [2023-11-19 05:05:08,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:05:08,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:05:08,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:05:08,142 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:05:08,143 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:05:08,144 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_linked_list_rend_harness.i [2023-11-19 05:05:11,756 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:05:12,305 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:05:12,307 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/sv-benchmarks/c/aws-c-common/aws_linked_list_rend_harness.i [2023-11-19 05:05:12,341 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ/data/dd5b71312/ce40bd050b0347918d1c7890debdeeda/FLAG4ac2ec4ef [2023-11-19 05:05:12,357 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ/data/dd5b71312/ce40bd050b0347918d1c7890debdeeda [2023-11-19 05:05:12,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:05:12,368 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:05:12,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:12,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:05:12,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:05:12,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:12" (1/1) ... [2023-11-19 05:05:12,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a72c22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:12, skipping insertion in model container [2023-11-19 05:05:12,379 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:12" (1/1) ... [2023-11-19 05:05:12,493 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:05:12,778 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_f828ebf1-c448-4947-8fb7-4843d42e1707/sv-benchmarks/c/aws-c-common/aws_linked_list_rend_harness.i[4494,4507] [2023-11-19 05:05:12,786 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_f828ebf1-c448-4947-8fb7-4843d42e1707/sv-benchmarks/c/aws-c-common/aws_linked_list_rend_harness.i[4554,4567] [2023-11-19 05:05:13,703 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:13,704 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:13,705 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:13,706 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:13,707 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:13,722 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:13,723 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:13,725 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:13,726 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:13,728 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:13,730 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:13,731 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:13,731 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:14,154 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:05:14,156 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:05:14,157 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:05:14,158 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:05:14,160 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:05:14,161 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:05:14,162 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:05:14,162 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:05:14,163 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:05:14,164 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:05:14,407 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 05:05:14,420 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ac5b8c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:14, skipping insertion in model container [2023-11-19 05:05:14,421 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:14,421 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:05:14,423 INFO L158 Benchmark]: Toolchain (without parser) took 2054.42ms. Allocated memory is still 167.8MB. Free memory was 130.5MB in the beginning and 130.2MB in the end (delta: 242.8kB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. [2023-11-19 05:05:14,423 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:05:14,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2049.42ms. Allocated memory is still 167.8MB. Free memory was 129.9MB in the beginning and 130.2MB in the end (delta: -295.9kB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2023-11-19 05:05:14,426 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2049.42ms. Allocated memory is still 167.8MB. Free memory was 129.9MB in the beginning and 130.2MB in the end (delta: -295.9kB). Peak memory consumption was 59.5MB. 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 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_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/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_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_rend_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/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_f828ebf1-c448-4947-8fb7-4843d42e1707/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 ce5362e495562dfaea277a751eacbf753e9d90aa85c88e38ea1b10dbc078ec49 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:05:16,829 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:05:16,953 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-19 05:05:16,962 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:05:16,963 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:05:17,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:05:17,012 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:05:17,013 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:05:17,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:05:17,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:05:17,019 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:05:17,019 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:05:17,020 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:05:17,021 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:05:17,022 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:05:17,022 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:05:17,024 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:05:17,024 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:05:17,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:05:17,026 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:05:17,026 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:05:17,027 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:05:17,027 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:05:17,027 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:05:17,028 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:05:17,028 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:05:17,029 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:05:17,029 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:05:17,030 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:05:17,030 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:05:17,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:05:17,032 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:05:17,032 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:05:17,033 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:05:17,033 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:05:17,033 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:05:17,033 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:05:17,034 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:05:17,034 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:05:17,035 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_f828ebf1-c448-4947-8fb7-4843d42e1707/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce5362e495562dfaea277a751eacbf753e9d90aa85c88e38ea1b10dbc078ec49 [2023-11-19 05:05:17,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:05:17,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:05:17,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:05:17,443 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:05:17,443 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:05:17,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_linked_list_rend_harness.i [2023-11-19 05:05:20,633 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:05:21,389 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:05:21,390 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/sv-benchmarks/c/aws-c-common/aws_linked_list_rend_harness.i [2023-11-19 05:05:21,428 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ/data/a8c4966a0/db14cfe8a06648de846bf4dbbfcc6e61/FLAGc59dbb5fb [2023-11-19 05:05:21,450 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f828ebf1-c448-4947-8fb7-4843d42e1707/bin/utaipan-verify-t7M7D8N6sZ/data/a8c4966a0/db14cfe8a06648de846bf4dbbfcc6e61 [2023-11-19 05:05:21,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:05:21,461 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:05:21,467 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:21,468 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:05:21,474 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:05:21,475 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:21" (1/1) ... [2023-11-19 05:05:21,476 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b392a49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:21, skipping insertion in model container [2023-11-19 05:05:21,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:21" (1/1) ... [2023-11-19 05:05:21,648 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:05:22,037 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_f828ebf1-c448-4947-8fb7-4843d42e1707/sv-benchmarks/c/aws-c-common/aws_linked_list_rend_harness.i[4494,4507] [2023-11-19 05:05:22,048 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_f828ebf1-c448-4947-8fb7-4843d42e1707/sv-benchmarks/c/aws-c-common/aws_linked_list_rend_harness.i[4554,4567] [2023-11-19 05:05:23,021 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:23,022 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:23,022 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:23,023 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:23,025 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:23,039 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:23,040 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:23,042 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:23,042 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:23,044 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:23,046 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:23,046 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:23,047 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:05:23,378 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:05:23,379 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:05:23,381 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:05:23,382 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:05:23,384 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:05:23,384 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:05:23,385 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:05:23,386 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:05:23,387 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:05:23,387 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:05:23,564 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 05:05:23,564 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34cccda0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:23, skipping insertion in model container [2023-11-19 05:05:23,564 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:23,565 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:05:23,567 INFO L158 Benchmark]: Toolchain (without parser) took 2104.93ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 38.5MB in the beginning and 68.9MB in the end (delta: -30.4MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2023-11-19 05:05:23,567 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 75.5MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:05:23,568 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2097.23ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 38.3MB in the beginning and 68.9MB in the end (delta: -30.6MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2023-11-19 05:05:23,570 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 75.5MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2097.23ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 38.3MB in the beginning and 68.9MB in the end (delta: -30.6MB). Peak memory consumption was 25.9MB. 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