./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows 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_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/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_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 29d7fb95278c2cc136033d841944b6b6554a35073619295af30129693cec9c54 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:10:26,562 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:10:26,715 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-64bit-Taipan_Default.epf [2023-11-19 05:10:26,724 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:10:26,725 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:10:26,773 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:10:26,775 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:10:26,776 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:10:26,777 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:10:26,784 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:10:26,784 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:10:26,786 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:10:26,787 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:10:26,788 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:10:26,789 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:10:26,790 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:10:26,790 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:10:26,791 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:10:26,793 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:10:26,794 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:10:26,794 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:10:26,795 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:10:26,797 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:10:26,797 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:10:26,798 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:10:26,799 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:10:26,799 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:10:26,800 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:10:26,800 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:10:26,801 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 05:10:26,802 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 05:10:26,803 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:10:26,803 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:10:26,804 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:10:26,804 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:10:26,804 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:10:26,805 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:10:26,805 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:10:26,805 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:10:26,806 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:10:26,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:10:26,807 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:10:26,807 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:10:26,807 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:10:26,808 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_cec142b5-1572-4cc8-ad7b-448996121f0f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29d7fb95278c2cc136033d841944b6b6554a35073619295af30129693cec9c54 [2023-11-19 05:10:27,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:10:27,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:10:27,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:10:27,253 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:10:27,254 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:10:27,256 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2023-11-19 05:10:30,436 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:10:31,178 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:10:31,179 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2023-11-19 05:10:31,215 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/data/1011e02d6/49919258f8ce4c17b9b7dc9dee3fb891/FLAGb50878cd8 [2023-11-19 05:10:31,234 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/data/1011e02d6/49919258f8ce4c17b9b7dc9dee3fb891 [2023-11-19 05:10:31,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:10:31,242 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:10:31,246 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:10:31,246 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:10:31,253 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:10:31,254 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:10:31" (1/1) ... [2023-11-19 05:10:31,255 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6df64849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:31, skipping insertion in model container [2023-11-19 05:10:31,256 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:10:31" (1/1) ... [2023-11-19 05:10:31,417 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:10:33,284 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:33,285 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:33,286 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:33,287 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:33,289 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:33,307 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:33,316 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:33,319 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:33,323 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:34,098 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:10:34,100 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:10:34,101 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:10:34,105 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:10:34,110 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:10:34,111 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:10:34,112 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:10:34,113 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:10:34,149 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:10:34,150 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:10:34,374 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 05:10:34,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@724f605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:34, skipping insertion in model container [2023-11-19 05:10:34,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:10:34,375 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:10:34,377 INFO L158 Benchmark]: Toolchain (without parser) took 3134.30ms. Allocated memory is still 178.3MB. Free memory was 125.2MB in the beginning and 133.5MB in the end (delta: -8.3MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. [2023-11-19 05:10:34,378 INFO L158 Benchmark]: CDTParser took 1.65ms. Allocated memory is still 136.3MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:10:34,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3129.18ms. Allocated memory is still 178.3MB. Free memory was 125.2MB in the beginning and 133.5MB in the end (delta: -8.3MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. [2023-11-19 05:10:34,381 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65ms. Allocated memory is still 136.3MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3129.18ms. Allocated memory is still 178.3MB. Free memory was 125.2MB in the beginning and 133.5MB in the end (delta: -8.3MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7311]: 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_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/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_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 29d7fb95278c2cc136033d841944b6b6554a35073619295af30129693cec9c54 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:10:36,972 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:10:37,080 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2023-11-19 05:10:37,085 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:10:37,086 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:10:37,111 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:10:37,111 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:10:37,112 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:10:37,113 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:10:37,113 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:10:37,114 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:10:37,115 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:10:37,115 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:10:37,116 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:10:37,116 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:10:37,117 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:10:37,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:10:37,118 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:10:37,119 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:10:37,120 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:10:37,120 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:10:37,121 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:10:37,121 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:10:37,122 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:10:37,123 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 05:10:37,123 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:10:37,124 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 05:10:37,124 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:10:37,125 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:10:37,125 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:10:37,126 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:10:37,126 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:10:37,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:10:37,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:10:37,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:10:37,128 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:10:37,129 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:10:37,129 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:10:37,129 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:10:37,130 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:10:37,130 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:10:37,131 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_cec142b5-1572-4cc8-ad7b-448996121f0f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29d7fb95278c2cc136033d841944b6b6554a35073619295af30129693cec9c54 [2023-11-19 05:10:37,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:10:37,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:10:37,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:10:37,529 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:10:37,530 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:10:37,532 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2023-11-19 05:10:40,815 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:10:41,497 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:10:41,498 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2023-11-19 05:10:41,531 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/data/03a5886aa/e308d94ff0f1448b86e59302ce3d2f6e/FLAGf79acdc09 [2023-11-19 05:10:41,549 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec142b5-1572-4cc8-ad7b-448996121f0f/bin/utaipan-verify-t7M7D8N6sZ/data/03a5886aa/e308d94ff0f1448b86e59302ce3d2f6e [2023-11-19 05:10:41,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:10:41,557 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:10:41,561 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:10:41,561 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:10:41,566 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:10:41,567 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:10:41" (1/1) ... [2023-11-19 05:10:41,568 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65b67c18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:41, skipping insertion in model container [2023-11-19 05:10:41,569 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:10:41" (1/1) ... [2023-11-19 05:10:41,732 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:10:43,244 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:43,246 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:43,247 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:43,249 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:43,251 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:43,294 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:43,295 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:43,297 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:43,297 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:10:43,829 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:10:43,831 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:10:43,832 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:10:43,833 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:10:43,839 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:10:43,839 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:10:43,842 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:10:43,878 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:10:43,879 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:10:43,880 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:10:44,143 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 05:10:44,146 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2c8c657 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:44, skipping insertion in model container [2023-11-19 05:10:44,146 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:10:44,147 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:10:44,150 INFO L158 Benchmark]: Toolchain (without parser) took 2590.42ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 37.2MB in the beginning and 60.5MB in the end (delta: -23.3MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2023-11-19 05:10:44,150 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 71.3MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:10:44,151 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2585.67ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 37.0MB in the beginning and 60.5MB in the end (delta: -23.5MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2023-11-19 05:10:44,153 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 71.3MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2585.67ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 37.0MB in the beginning and 60.5MB in the end (delta: -23.5MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7311]: 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