./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.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_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/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_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/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_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/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 983481f5e23e9dbaf95892c19981dd4a39c2fab33de5cb70c70e0ce781cf6fc6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:53,796 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:53,912 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 05:07:53,919 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:53,920 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:53,972 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:53,973 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:53,974 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:53,975 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:53,976 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:53,976 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:53,977 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:53,978 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:53,979 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:07:53,979 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:53,980 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:53,981 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:07:53,981 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:07:53,982 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:53,983 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:07:53,983 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:07:53,984 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:07:53,985 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:53,986 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:53,986 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:07:53,987 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:53,987 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:53,988 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:53,988 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:53,989 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:53,989 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:53,990 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:53,990 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:53,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:53,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:53,992 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:53,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:53,993 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:07:53,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:07:53,994 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:53,995 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:53,995 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:53,996 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_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983481f5e23e9dbaf95892c19981dd4a39c2fab33de5cb70c70e0ce781cf6fc6 [2023-11-19 05:07:54,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:54,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:54,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:54,341 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:54,342 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:54,343 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i [2023-11-19 05:07:58,114 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:58,872 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:58,873 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i [2023-11-19 05:07:58,912 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ/data/d38cb4a15/898373750da344138f56033a5cfc79b6/FLAGca8bf2aa0 [2023-11-19 05:07:58,939 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ/data/d38cb4a15/898373750da344138f56033a5cfc79b6 [2023-11-19 05:07:58,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:58,960 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:58,965 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:58,965 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:58,972 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:58,975 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:58" (1/1) ... [2023-11-19 05:07:58,977 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a93dee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:58, skipping insertion in model container [2023-11-19 05:07:58,977 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:58" (1/1) ... [2023-11-19 05:07:59,179 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:59,492 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_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i[4492,4505] [2023-11-19 05:07:59,503 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_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i[4552,4565] [2023-11-19 05:08:00,620 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:00,621 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:00,622 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:00,623 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:00,625 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:00,655 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:00,656 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:00,659 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:00,660 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:01,272 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:08:01,273 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:08:01,275 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:08:01,277 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:08:01,279 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:08:01,280 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:08:01,281 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:08:01,281 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:08:01,282 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:08:01,283 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:08:01,594 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 05:08:01,595 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3981e421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:01, skipping insertion in model container [2023-11-19 05:08:01,596 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:08:01,596 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:08:01,598 INFO L158 Benchmark]: Toolchain (without parser) took 2637.38ms. Allocated memory is still 159.4MB. Free memory was 124.8MB in the beginning and 117.8MB in the end (delta: 7.0MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. [2023-11-19 05:08:01,600 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory was 77.5MB in the beginning and 77.4MB in the end (delta: 70.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:08:01,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2631.36ms. Allocated memory is still 159.4MB. Free memory was 124.8MB in the beginning and 117.8MB in the end (delta: 7.0MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. [2023-11-19 05:08:01,603 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 113.2MB. Free memory was 77.5MB in the beginning and 77.4MB in the end (delta: 70.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2631.36ms. Allocated memory is still 159.4MB. Free memory was 124.8MB in the beginning and 117.8MB in the end (delta: 7.0MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7279]: 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_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/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_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/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_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/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 983481f5e23e9dbaf95892c19981dd4a39c2fab33de5cb70c70e0ce781cf6fc6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:08:04,693 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:08:04,824 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-19 05:08:04,831 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:08:04,832 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:08:04,867 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:08:04,868 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:08:04,869 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:08:04,870 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:08:04,870 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:08:04,871 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:08:04,872 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:08:04,872 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:08:04,873 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:08:04,874 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:08:04,874 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:08:04,876 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:08:04,876 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:08:04,877 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:08:04,877 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:08:04,878 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:08:04,879 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:08:04,879 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:08:04,880 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:08:04,880 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:08:04,881 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:08:04,881 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:08:04,882 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:08:04,883 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:08:04,883 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:08:04,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:08:04,884 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:08:04,885 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:08:04,885 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:08:04,886 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:08:04,887 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:08:04,887 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:08:04,888 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:08:04,888 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:08:04,888 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_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983481f5e23e9dbaf95892c19981dd4a39c2fab33de5cb70c70e0ce781cf6fc6 [2023-11-19 05:08:05,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:08:05,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:08:05,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:08:05,414 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:08:05,415 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:08:05,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i [2023-11-19 05:08:09,607 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:08:10,362 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:08:10,363 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i [2023-11-19 05:08:10,418 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ/data/d4ebea4e6/5740c2c9161440f9b1409be67c69e494/FLAG87ec61688 [2023-11-19 05:08:10,448 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/bin/utaipan-verify-t7M7D8N6sZ/data/d4ebea4e6/5740c2c9161440f9b1409be67c69e494 [2023-11-19 05:08:10,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:08:10,458 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:08:10,463 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:08:10,463 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:08:10,469 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:08:10,470 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:08:10" (1/1) ... [2023-11-19 05:08:10,472 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a7c95a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:10, skipping insertion in model container [2023-11-19 05:08:10,472 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:08:10" (1/1) ... [2023-11-19 05:08:10,649 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:08:10,994 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_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i[4492,4505] [2023-11-19 05:08:11,007 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_b0666fb1-a372-4f41-b91b-67ecb3e7f69b/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i[4552,4565] [2023-11-19 05:08:12,098 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:12,099 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:12,100 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:12,102 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:12,103 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:12,137 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:12,138 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:12,140 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:12,141 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 05:08:12,710 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 05:08:12,712 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 05:08:12,713 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 05:08:12,715 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 05:08:12,717 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 05:08:12,718 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 05:08:12,720 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 05:08:12,721 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 05:08:12,722 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 05:08:12,722 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 05:08:12,996 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 05:08:12,997 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@32664709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:12, skipping insertion in model container [2023-11-19 05:08:12,997 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:08:12,998 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:08:13,000 INFO L158 Benchmark]: Toolchain (without parser) took 2540.98ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 40.8MB in the beginning and 50.8MB in the end (delta: -9.9MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-11-19 05:08:13,001 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 73.4MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:08:13,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2534.79ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 40.5MB in the beginning and 50.8MB in the end (delta: -10.3MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-11-19 05:08:13,004 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 73.4MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2534.79ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 40.5MB in the beginning and 50.8MB in the end (delta: -10.3MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7279]: 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