./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.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.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 313603b40e1b2cfb6f9a6a17849070b35b0844cec0c9b07605ee920248758cc9 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 14:47:46,446 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 14:47:46,509 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-14 14:47:46,512 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 14:47:46,513 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 14:47:46,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 14:47:46,546 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 14:47:46,547 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 14:47:46,547 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 14:47:46,550 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 14:47:46,550 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 14:47:46,550 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 14:47:46,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 14:47:46,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 14:47:46,552 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 14:47:46,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 14:47:46,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 14:47:46,552 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 14:47:46,552 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 14:47:46,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 14:47:46,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 14:47:46,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 14:47:46,553 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 14:47:46,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 14:47:46,554 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 14:47:46,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 14:47:46,554 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 14:47:46,554 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 14:47:46,554 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 14:47:46,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 14:47:46,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 14:47:46,554 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 14:47:46,555 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 14:47:46,555 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 14:47:46,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 14:47:46,555 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 14:47:46,555 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 14:47:46,555 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 14:47:46,555 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 14:47:46,555 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 313603b40e1b2cfb6f9a6a17849070b35b0844cec0c9b07605ee920248758cc9 [2024-10-14 14:47:46,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 14:47:46,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 14:47:46,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 14:47:46,759 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 14:47:46,759 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 14:47:46,760 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness.i [2024-10-14 14:47:47,964 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 14:47:48,358 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 14:47:48,359 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness.i [2024-10-14 14:47:48,394 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5847eebb/40d4680e05184b8d971a0bc8a1ce6c35/FLAG275da027e [2024-10-14 14:47:48,406 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5847eebb/40d4680e05184b8d971a0bc8a1ce6c35 [2024-10-14 14:47:48,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 14:47:48,410 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 14:47:48,413 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 14:47:48,413 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 14:47:48,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 14:47:48,417 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:47:48" (1/1) ... [2024-10-14 14:47:48,417 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c391fab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:48, skipping insertion in model container [2024-10-14 14:47:48,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:47:48" (1/1) ... [2024-10-14 14:47:48,486 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 14:47:48,678 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.i[4503,4516] [2024-10-14 14:47:48,687 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.i[4563,4576] [2024-10-14 14:47:49,174 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,175 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,175 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,179 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,180 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,190 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,190 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,192 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,192 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,660 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,660 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 14:47:49,768 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 14:47:49,783 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.i[4503,4516] [2024-10-14 14:47:49,784 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.i[4563,4576] [2024-10-14 14:47:49,818 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,818 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,819 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,819 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,820 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,826 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,827 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,828 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,828 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2024-10-14 14:47:49,926 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,926 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:49,935 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2024-10-14 14:47:49,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 14:47:50,091 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ntohs, htons, ntohl, memchr, htonl [2024-10-14 14:47:50,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21dd77b4 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 14:47:50,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 14:47:50,094 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-14 14:47:50,096 INFO L158 Benchmark]: Toolchain (without parser) took 1684.17ms. Allocated memory was 174.1MB in the beginning and 266.3MB in the end (delta: 92.3MB). Free memory was 108.4MB in the beginning and 110.4MB in the end (delta: -2.0MB). Peak memory consumption was 103.3MB. Max. memory is 16.1GB. [2024-10-14 14:47:50,097 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 174.1MB. Free memory is still 137.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 14:47:50,097 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1681.09ms. Allocated memory was 174.1MB in the beginning and 266.3MB in the end (delta: 92.3MB). Free memory was 108.0MB in the beginning and 110.4MB in the end (delta: -2.4MB). Peak memory consumption was 103.3MB. Max. memory is 16.1GB. [2024-10-14 14:47:50,098 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 174.1MB. Free memory is still 137.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1681.09ms. Allocated memory was 174.1MB in the beginning and 266.3MB in the end (delta: 92.3MB). Free memory was 108.0MB in the beginning and 110.4MB in the end (delta: -2.4MB). Peak memory consumption was 103.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8269]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] - GenericResultAtLocation [Line: 8755]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] - 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.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 313603b40e1b2cfb6f9a6a17849070b35b0844cec0c9b07605ee920248758cc9 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 14:47:51,677 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 14:47:51,739 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-14 14:47:51,743 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 14:47:51,745 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 14:47:51,767 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 14:47:51,770 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 14:47:51,770 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 14:47:51,770 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 14:47:51,771 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 14:47:51,772 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 14:47:51,772 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 14:47:51,773 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 14:47:51,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 14:47:51,773 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 14:47:51,774 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 14:47:51,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 14:47:51,776 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 14:47:51,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 14:47:51,777 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 14:47:51,777 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 14:47:51,777 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 14:47:51,778 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 14:47:51,778 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 14:47:51,778 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 14:47:51,778 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 14:47:51,778 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 14:47:51,779 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 14:47:51,779 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 14:47:51,779 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 14:47:51,779 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 14:47:51,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 14:47:51,780 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 14:47:51,780 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 14:47:51,780 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 14:47:51,780 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 14:47:51,780 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 14:47:51,781 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 14:47:51,781 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 14:47:51,781 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 14:47:51,781 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 14:47:51,783 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 14:47:51,783 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 313603b40e1b2cfb6f9a6a17849070b35b0844cec0c9b07605ee920248758cc9 [2024-10-14 14:47:51,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 14:47:52,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 14:47:52,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 14:47:52,014 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 14:47:52,014 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 14:47:52,015 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness.i [2024-10-14 14:47:53,238 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 14:47:53,623 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 14:47:53,624 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness.i [2024-10-14 14:47:53,659 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/136da6385/d1bf6b79030a40678d19d65398b6cea5/FLAG56cb2f550 [2024-10-14 14:47:53,809 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/136da6385/d1bf6b79030a40678d19d65398b6cea5 [2024-10-14 14:47:53,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 14:47:53,812 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 14:47:53,814 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 14:47:53,814 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 14:47:53,818 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 14:47:53,819 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:47:53" (1/1) ... [2024-10-14 14:47:53,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@334fa43e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:53, skipping insertion in model container [2024-10-14 14:47:53,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:47:53" (1/1) ... [2024-10-14 14:47:53,896 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 14:47:54,088 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.i[4503,4516] [2024-10-14 14:47:54,097 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.i[4563,4576] [2024-10-14 14:47:54,703 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:54,705 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:54,705 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:54,720 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:54,722 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:54,737 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:54,738 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:54,739 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:54,741 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,185 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,186 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 14:47:55,282 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-10-14 14:47:55,314 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 14:47:55,317 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.i[4503,4516] [2024-10-14 14:47:55,319 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.i[4563,4576] [2024-10-14 14:47:55,341 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,342 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,342 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,342 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,343 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,346 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,347 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,347 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,347 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,430 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,430 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 14:47:55,471 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 14:47:55,484 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.i[4503,4516] [2024-10-14 14:47:55,485 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.i[4563,4576] [2024-10-14 14:47:55,510 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,511 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,511 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,511 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,511 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,515 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,536 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,537 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,539 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,626 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2024-10-14 14:47:55,627 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,628 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-14 14:47:55,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2024-10-14 14:47:55,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 14:47:55,855 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ntohs, htons, ntohl, memchr, htonl [2024-10-14 14:47:55,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7269a147 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:55, skipping insertion in model container [2024-10-14 14:47:55,857 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 14:47:55,857 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-14 14:47:55,858 INFO L158 Benchmark]: Toolchain (without parser) took 2045.75ms. Allocated memory was 73.4MB in the beginning and 127.9MB in the end (delta: 54.5MB). Free memory was 39.2MB in the beginning and 52.9MB in the end (delta: -13.7MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2024-10-14 14:47:55,860 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 48.2MB. Free memory was 29.0MB in the beginning and 28.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 14:47:55,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2043.31ms. Allocated memory was 73.4MB in the beginning and 127.9MB in the end (delta: 54.5MB). Free memory was 38.8MB in the beginning and 52.9MB in the end (delta: -14.0MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2024-10-14 14:47:55,861 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 48.2MB. Free memory was 29.0MB in the beginning and 28.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2043.31ms. Allocated memory was 73.4MB in the beginning and 127.9MB in the end (delta: 54.5MB). Free memory was 38.8MB in the beginning and 52.9MB in the end (delta: -14.0MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8269]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] - GenericResultAtLocation [Line: 8755]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] - 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