./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ffc5622edb0e5dae45a60aa5046e3a2e4ecb08ca23d6136859ed729b95a19519 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 14:47:48,068 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 14:47:48,120 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-14 14:47:48,125 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 14:47:48,126 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 14:47:48,147 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 14:47:48,151 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 14:47:48,151 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 14:47:48,152 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 14:47:48,152 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 14:47:48,153 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 14:47:48,153 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 14:47:48,153 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 14:47:48,154 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 14:47:48,156 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 14:47:48,156 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 14:47:48,156 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 14:47:48,157 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 14:47:48,157 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 14:47:48,157 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 14:47:48,157 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 14:47:48,158 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 14:47:48,158 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 14:47:48,162 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 14:47:48,162 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 14:47:48,162 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 14:47:48,162 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 14:47:48,163 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 14:47:48,163 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 14:47:48,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 14:47:48,163 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 14:47:48,163 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 14:47:48,163 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 14:47:48,163 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 14:47:48,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 14:47:48,164 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 14:47:48,164 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 14:47:48,164 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 14:47:48,164 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 14:47:48,164 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffc5622edb0e5dae45a60aa5046e3a2e4ecb08ca23d6136859ed729b95a19519 [2024-10-14 14:47:48,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 14:47:48,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 14:47:48,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 14:47:48,381 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 14:47:48,381 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 14:47:48,382 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i [2024-10-14 14:47:49,705 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 14:47:50,089 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 14:47:50,090 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i [2024-10-14 14:47:50,126 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d73b8bd3c/c0b709adfa8b4165ba4e5feb88f9575f/FLAGd8935996b [2024-10-14 14:47:50,266 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d73b8bd3c/c0b709adfa8b4165ba4e5feb88f9575f [2024-10-14 14:47:50,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 14:47:50,270 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 14:47:50,272 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 14:47:50,272 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 14:47:50,276 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 14:47:50,276 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:47:50" (1/1) ... [2024-10-14 14:47:50,277 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@670fbb1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:50, skipping insertion in model container [2024-10-14 14:47:50,277 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:47:50" (1/1) ... [2024-10-14 14:47:50,431 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 14:47:50,622 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i[4503,4516] [2024-10-14 14:47:50,634 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i[4563,4576] [2024-10-14 14:47:51,141 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,142 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,145 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,146 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,146 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,158 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,159 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,161 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,161 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,626 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,626 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,679 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 14:47:51,711 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 14:47:51,726 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i[4503,4516] [2024-10-14 14:47:51,727 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i[4563,4576] [2024-10-14 14:47:51,755 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,756 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,756 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,756 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,757 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,766 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,766 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,769 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,769 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-10-14 14:47:51,955 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,956 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:51,969 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-10-14 14:47:51,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 14:47:52,080 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ntohs, htons, ntohl, memchr, htonl [2024-10-14 14:47:52,084 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2eca5052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:52, skipping insertion in model container [2024-10-14 14:47:52,085 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 14:47:52,085 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-14 14:47:52,086 INFO L158 Benchmark]: Toolchain (without parser) took 1815.67ms. Allocated memory is still 176.2MB. Free memory was 99.4MB in the beginning and 59.9MB in the end (delta: 39.5MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2024-10-14 14:47:52,087 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 176.2MB. Free memory is still 131.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 14:47:52,088 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1813.11ms. Allocated memory is still 176.2MB. Free memory was 99.2MB in the beginning and 60.5MB in the end (delta: 38.7MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2024-10-14 14:47:52,089 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 176.2MB. Free memory is still 131.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1813.11ms. Allocated memory is still 176.2MB. Free memory was 99.2MB in the beginning and 60.5MB in the end (delta: 38.7MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8237]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] - GenericResultAtLocation [Line: 8723]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: ntohs, htons, ntohl, memchr, htonl RESULT: Ultimate could not prove your program: Toolchain returned no result. 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: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ffc5622edb0e5dae45a60aa5046e3a2e4ecb08ca23d6136859ed729b95a19519 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 14:47:53,987 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 14:47:54,040 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-14 14:47:54,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 14:47:54,044 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 14:47:54,077 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 14:47:54,080 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 14:47:54,080 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 14:47:54,081 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 14:47:54,081 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 14:47:54,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 14:47:54,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 14:47:54,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 14:47:54,083 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 14:47:54,083 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 14:47:54,083 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 14:47:54,084 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 14:47:54,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 14:47:54,084 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 14:47:54,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 14:47:54,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 14:47:54,088 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 14:47:54,088 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 14:47:54,088 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 14:47:54,088 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 14:47:54,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 14:47:54,089 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 14:47:54,089 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 14:47:54,089 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 14:47:54,089 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 14:47:54,089 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 14:47:54,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 14:47:54,089 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 14:47:54,089 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 14:47:54,090 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 14:47:54,090 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 14:47:54,090 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 14:47:54,090 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 14:47:54,090 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 14:47:54,090 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 14:47:54,090 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 14:47:54,092 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 14:47:54,092 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffc5622edb0e5dae45a60aa5046e3a2e4ecb08ca23d6136859ed729b95a19519 [2024-10-14 14:47:54,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 14:47:54,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 14:47:54,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 14:47:54,367 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 14:47:54,367 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 14:47:54,368 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i [2024-10-14 14:47:55,742 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 14:47:56,081 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 14:47:56,082 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i [2024-10-14 14:47:56,115 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02e259b5a/66b7d56ed14e4e9bb453e74d6d838615/FLAG92fce47d3 [2024-10-14 14:47:56,130 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02e259b5a/66b7d56ed14e4e9bb453e74d6d838615 [2024-10-14 14:47:56,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 14:47:56,133 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 14:47:56,135 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 14:47:56,135 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 14:47:56,143 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 14:47:56,144 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:47:56" (1/1) ... [2024-10-14 14:47:56,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44b36354 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:56, skipping insertion in model container [2024-10-14 14:47:56,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:47:56" (1/1) ... [2024-10-14 14:47:56,248 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 14:47:56,444 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i[4503,4516] [2024-10-14 14:47:56,453 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i[4563,4576] [2024-10-14 14:47:57,235 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,236 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,236 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,237 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,238 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,247 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,247 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,249 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,249 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,732 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,733 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 14:47:57,851 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-10-14 14:47:57,890 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 14:47:57,893 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i[4503,4516] [2024-10-14 14:47:57,894 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i[4563,4576] [2024-10-14 14:47:57,920 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,920 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,921 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,921 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,922 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,925 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,926 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,927 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:57,927 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:58,035 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:58,039 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:58,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 14:47:58,091 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 14:47:58,103 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i[4503,4516] [2024-10-14 14:47:58,107 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i[4563,4576] [2024-10-14 14:47:58,135 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:58,135 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:58,135 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:58,136 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:58,136 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:58,140 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:58,141 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:58,141 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:58,142 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:58,276 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-10-14 14:47:58,279 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:58,279 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:58,287 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-10-14 14:47:58,296 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 14:47:58,479 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ntohs, htons, ntohl, memchr, htonl [2024-10-14 14:47:58,483 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@671d7636 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:58, skipping insertion in model container [2024-10-14 14:47:58,483 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 14:47:58,484 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-14 14:47:58,485 INFO L158 Benchmark]: Toolchain (without parser) took 2350.94ms. Allocated memory was 102.8MB in the beginning and 138.4MB in the end (delta: 35.7MB). Free memory was 59.6MB in the beginning and 52.7MB in the end (delta: 7.0MB). Peak memory consumption was 88.9MB. Max. memory is 16.1GB. [2024-10-14 14:47:58,485 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 54.5MB. Free memory is still 27.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 14:47:58,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2348.50ms. Allocated memory was 102.8MB in the beginning and 138.4MB in the end (delta: 35.7MB). Free memory was 59.6MB in the beginning and 52.7MB in the end (delta: 7.0MB). Peak memory consumption was 88.9MB. Max. memory is 16.1GB. [2024-10-14 14:47:58,488 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 54.5MB. Free memory is still 27.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2348.50ms. Allocated memory was 102.8MB in the beginning and 138.4MB in the end (delta: 35.7MB). Free memory was 59.6MB in the beginning and 52.7MB in the end (delta: 7.0MB). Peak memory consumption was 88.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8237]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] - GenericResultAtLocation [Line: 8723]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: ntohs, htons, ntohl, memchr, htonl RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN