./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/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_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/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_065bca5a-bf15-49a8-af91-0f940b74333b/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 971edb75bb0f677639f0c3e5b019bf9afe7575a35e63ddba584727b568db50c6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:06:52,007 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:06:52,118 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 05:06:52,123 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:06:52,129 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:06:52,193 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:06:52,194 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:06:52,195 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:06:52,196 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:06:52,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:06:52,202 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:06:52,203 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:06:52,203 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:06:52,205 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:06:52,206 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:06:52,206 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:06:52,207 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:06:52,207 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:06:52,208 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:06:52,208 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:06:52,209 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:06:52,210 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:06:52,211 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:06:52,211 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:06:52,212 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:06:52,212 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:06:52,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:06:52,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:06:52,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:06:52,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:06:52,215 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:06:52,216 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:06:52,216 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:06:52,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:06:52,217 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:06:52,217 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:06:52,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:06:52,218 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:06:52,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:06:52,225 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:06:52,226 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:06:52,227 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:06:52,227 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_065bca5a-bf15-49a8-af91-0f940b74333b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 971edb75bb0f677639f0c3e5b019bf9afe7575a35e63ddba584727b568db50c6 [2023-11-19 05:06:52,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:06:52,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:06:52,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:06:52,569 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:06:52,570 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:06:52,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i [2023-11-19 05:06:55,563 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:06:56,196 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:06:56,197 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i [2023-11-19 05:06:56,220 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ/data/1a93187af/4d370eb5e95c41d49f41641fdd0cafcb/FLAGd2b9d171d [2023-11-19 05:06:56,235 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ/data/1a93187af/4d370eb5e95c41d49f41641fdd0cafcb [2023-11-19 05:06:56,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:06:56,239 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:06:56,241 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:06:56,241 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:06:56,247 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:06:56,248 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:06:56" (1/1) ... [2023-11-19 05:06:56,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e4d50f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:56, skipping insertion in model container [2023-11-19 05:06:56,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:06:56" (1/1) ... [2023-11-19 05:06:56,385 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:06:56,654 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_065bca5a-bf15-49a8-af91-0f940b74333b/sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i[4498,4511] [2023-11-19 05:06:56,663 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_065bca5a-bf15-49a8-af91-0f940b74333b/sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i[4558,4571] [2023-11-19 05:06:57,773 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:06:57,776 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:06:57,778 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:06:57,779 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:06:57,789 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:06:57,804 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:06:57,805 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:06:57,807 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:06:57,808 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:06:57,811 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:06:57,812 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:06:57,813 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:06:57,814 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:06:58,319 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:06:58,320 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:06:58,322 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:06:58,323 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:06:58,326 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:06:58,327 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:06:58,328 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:06:58,329 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:06:58,330 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:06:58,331 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:06:58,590 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 05:06:58,591 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3e66e575 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:58, skipping insertion in model container [2023-11-19 05:06:58,591 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:06:58,592 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:06:58,594 INFO L158 Benchmark]: Toolchain (without parser) took 2353.91ms. Allocated memory is still 165.7MB. Free memory was 126.1MB in the beginning and 125.2MB in the end (delta: 960.7kB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. [2023-11-19 05:06:58,595 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 97.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:06:58,597 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2351.07ms. Allocated memory is still 165.7MB. Free memory was 125.7MB in the beginning and 125.2MB in the end (delta: 498.8kB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. [2023-11-19 05:06:58,598 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 97.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2351.07ms. Allocated memory is still 165.7MB. Free memory was 125.7MB in the beginning and 125.2MB in the end (delta: 498.8kB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7359]: Incorrect Syntax Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/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_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/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_065bca5a-bf15-49a8-af91-0f940b74333b/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 971edb75bb0f677639f0c3e5b019bf9afe7575a35e63ddba584727b568db50c6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:01,204 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:01,338 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-19 05:07:01,348 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:01,349 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:01,402 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:01,403 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:01,404 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:01,405 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:01,408 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:01,408 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:01,409 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:01,410 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:01,410 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:01,411 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:01,411 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:01,413 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:01,413 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:01,414 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:01,414 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:01,415 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:01,415 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:01,416 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:07:01,416 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:07:01,417 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:07:01,417 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:01,418 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:01,418 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:01,419 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:07:01,419 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:01,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:01,421 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:01,421 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:01,422 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:01,422 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:07:01,422 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:07:01,423 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:01,423 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:01,423 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:01,424 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_065bca5a-bf15-49a8-af91-0f940b74333b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 971edb75bb0f677639f0c3e5b019bf9afe7575a35e63ddba584727b568db50c6 [2023-11-19 05:07:01,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:01,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:01,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:01,839 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:01,839 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:01,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i [2023-11-19 05:07:05,096 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:05,800 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:05,803 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i [2023-11-19 05:07:05,847 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ/data/f0b2b4c19/64a003b35bb84139b4e084bd345dab4b/FLAG840a84866 [2023-11-19 05:07:05,872 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065bca5a-bf15-49a8-af91-0f940b74333b/bin/utaipan-verify-t7M7D8N6sZ/data/f0b2b4c19/64a003b35bb84139b4e084bd345dab4b [2023-11-19 05:07:05,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:05,880 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:05,881 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:05,882 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:05,888 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:05,892 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:05" (1/1) ... [2023-11-19 05:07:05,893 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69c18fe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:05, skipping insertion in model container [2023-11-19 05:07:05,893 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:05" (1/1) ... [2023-11-19 05:07:06,029 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:06,371 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_065bca5a-bf15-49a8-af91-0f940b74333b/sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i[4498,4511] [2023-11-19 05:07:06,381 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_065bca5a-bf15-49a8-af91-0f940b74333b/sv-benchmarks/c/aws-c-common/aws_array_list_pop_front_harness.i[4558,4571] [2023-11-19 05:07:07,770 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:07:07,771 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:07:07,772 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:07:07,773 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:07:07,774 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:07:07,787 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:07:07,795 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:07:07,799 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:07:07,802 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:07:07,804 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:07:07,808 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:07:07,809 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:07:07,809 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:07:08,277 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:07:08,278 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:07:08,279 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:07:08,281 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:07:08,283 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:07:08,284 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:07:08,284 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:07:08,285 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:07:08,286 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:07:08,287 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:07:08,511 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 05:07:08,518 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@689164fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:08, skipping insertion in model container [2023-11-19 05:07:08,519 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:08,519 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:07:08,522 INFO L158 Benchmark]: Toolchain (without parser) took 2641.03ms. Allocated memory was 65.0MB in the beginning and 100.7MB in the end (delta: 35.7MB). Free memory was 33.7MB in the beginning and 54.7MB in the end (delta: -21.1MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-11-19 05:07:08,523 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 65.0MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:08,524 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2638.04ms. Allocated memory was 65.0MB in the beginning and 100.7MB in the end (delta: 35.7MB). Free memory was 33.5MB in the beginning and 54.7MB in the end (delta: -21.2MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-11-19 05:07:08,526 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 65.0MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2638.04ms. Allocated memory was 65.0MB in the beginning and 100.7MB in the end (delta: 35.7MB). Free memory was 33.5MB in the beginning and 54.7MB in the end (delta: -21.2MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7359]: Incorrect Syntax Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN