./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 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/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-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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-dev-84cfde4 [2024-10-11 14:43:38,105 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 14:43:38,148 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 14:43:38,152 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 14:43:38,153 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 14:43:38,176 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 14:43:38,176 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 14:43:38,177 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 14:43:38,177 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 14:43:38,180 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 14:43:38,180 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 14:43:38,180 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 14:43:38,181 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 14:43:38,181 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 14:43:38,181 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 14:43:38,181 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 14:43:38,182 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 14:43:38,182 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 14:43:38,182 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 14:43:38,182 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 14:43:38,182 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 14:43:38,183 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 14:43:38,183 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 14:43:38,183 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 14:43:38,183 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 14:43:38,184 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 14:43:38,184 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 14:43:38,184 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 14:43:38,184 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 14:43:38,184 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 14:43:38,185 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 14:43:38,185 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 14:43:38,185 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 14:43:38,185 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 14:43:38,186 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 14:43:38,186 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 14:43:38,186 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 14:43:38,186 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 14:43:38,186 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 14:43:38,186 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffc5622edb0e5dae45a60aa5046e3a2e4ecb08ca23d6136859ed729b95a19519 [2024-10-11 14:43:38,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 14:43:38,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 14:43:38,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 14:43:38,381 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 14:43:38,381 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 14:43:38,382 INFO L431 ainManager$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 [2024-10-11 14:43:39,581 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 14:43:39,939 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 14:43:39,940 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i [2024-10-11 14:43:39,972 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/45d200ed2/972c40c4e78149d6ac8ad0e40843793d/FLAG1560823b0 [2024-10-11 14:43:40,143 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/45d200ed2/972c40c4e78149d6ac8ad0e40843793d [2024-10-11 14:43:40,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 14:43:40,146 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 14:43:40,149 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 14:43:40,149 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 14:43:40,154 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 14:43:40,155 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:43:40" (1/1) ... [2024-10-11 14:43:40,155 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30db239d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:43:40, skipping insertion in model container [2024-10-11 14:43:40,155 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:43:40" (1/1) ... [2024-10-11 14:43:40,248 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 14:43:40,461 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] [2024-10-11 14:43:40,466 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] [2024-10-11 14:43:40,921 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:40,922 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:40,922 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:40,923 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:40,923 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:40,931 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:40,932 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:40,933 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:40,934 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:41,311 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:41,311 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:41,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:43:41,403 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 14:43:41,416 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] [2024-10-11 14:43:41,419 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] [2024-10-11 14:43:41,452 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:41,456 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:41,457 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:41,457 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:41,457 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:41,465 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:41,470 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:41,470 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:41,471 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:41,566 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-10-11 14:43:41,568 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:41,569 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:41,581 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-10-11 14:43:41,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:43:41,816 INFO L204 MainTranslator]: Completed translation [2024-10-11 14:43:41,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:43:41 WrapperNode [2024-10-11 14:43:41,816 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 14:43:41,817 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 14:43:41,817 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 14:43:41,817 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 14:43:41,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:43:41" (1/1) ... [2024-10-11 14:43:41,905 ERROR L1136 TypeChecker]: C: buf.len = (!c_str) ? 0 : strlen(c_str) [8159]: Variable #t~ret1043 modified in procedure aws_byte_buf_from_c_str but not declared [2024-10-11 14:43:41,906 ERROR L1136 TypeChecker]: C: buf.len = (!c_str) ? 0 : strlen(c_str) [8159]: Undeclared identifier #t~ret1043 in IdentifierExpression[#t~ret1043,] [2024-10-11 14:43:41,907 ERROR L1136 TypeChecker]: C: cur.len = (cur.ptr) ? strlen(c_str) : 0 [8214]: Variable #t~ret1069 modified in procedure aws_byte_cursor_from_c_str but not declared [2024-10-11 14:43:41,907 ERROR L1136 TypeChecker]: C: cur.len = (cur.ptr) ? strlen(c_str) : 0 [8214]: Undeclared identifier #t~ret1069 in IdentifierExpression[#t~ret1069,] [2024-10-11 14:43:41,912 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:43:41" (1/1) ... [2024-10-11 14:43:41,913 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 14:43:41,913 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-10-11 14:43:41,916 INFO L158 Benchmark]: Toolchain (without parser) took 1767.41ms. Allocated memory was 192.9MB in the beginning and 329.3MB in the end (delta: 136.3MB). Free memory was 114.4MB in the beginning and 219.2MB in the end (delta: -104.8MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2024-10-11 14:43:41,916 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 192.9MB. Free memory is still 149.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 14:43:41,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1667.25ms. Allocated memory was 192.9MB in the beginning and 329.3MB in the end (delta: 136.3MB). Free memory was 114.1MB in the beginning and 224.4MB in the end (delta: -110.3MB). Peak memory consumption was 96.2MB. Max. memory is 16.1GB. [2024-10-11 14:43:41,917 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.91ms. Allocated memory is still 329.3MB. Free memory was 224.4MB in the beginning and 219.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-11 14:43:41,918 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 192.9MB. Free memory is still 149.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1667.25ms. Allocated memory was 192.9MB in the beginning and 329.3MB in the end (delta: 136.3MB). Free memory was 114.1MB in the beginning and 224.4MB in the end (delta: -110.3MB). Peak memory consumption was 96.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.91ms. Allocated memory is still 329.3MB. Free memory was 224.4MB in the beginning and 219.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - TypeErrorResult [Line: 8159]: Type Error Variable #t~ret1043 modified in procedure aws_byte_buf_from_c_str but not declared - TypeErrorResult [Line: 8159]: Type Error Undeclared identifier #t~ret1043 in IdentifierExpression[#t~ret1043,] - TypeErrorResult [Line: 8214]: Type Error Variable #t~ret1069 modified in procedure aws_byte_cursor_from_c_str but not declared - TypeErrorResult [Line: 8214]: Type Error Undeclared identifier #t~ret1069 in IdentifierExpression[#t~ret1069,] * 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] 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-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/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-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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-dev-84cfde4 [2024-10-11 14:43:43,502 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 14:43:43,564 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-11 14:43:43,568 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 14:43:43,569 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 14:43:43,590 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 14:43:43,593 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 14:43:43,594 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 14:43:43,594 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 14:43:43,594 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 14:43:43,595 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 14:43:43,595 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 14:43:43,595 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 14:43:43,596 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 14:43:43,596 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 14:43:43,597 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 14:43:43,599 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 14:43:43,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 14:43:43,600 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 14:43:43,600 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 14:43:43,600 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 14:43:43,601 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 14:43:43,601 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 14:43:43,601 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 14:43:43,602 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 14:43:43,602 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 14:43:43,602 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 14:43:43,602 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 14:43:43,602 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 14:43:43,603 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 14:43:43,603 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 14:43:43,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 14:43:43,603 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 14:43:43,603 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 14:43:43,604 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 14:43:43,604 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 14:43:43,605 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 14:43:43,606 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 14:43:43,606 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 14:43:43,606 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 14:43:43,607 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 14:43:43,607 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 14:43:43,607 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffc5622edb0e5dae45a60aa5046e3a2e4ecb08ca23d6136859ed729b95a19519 [2024-10-11 14:43:43,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 14:43:43,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 14:43:43,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 14:43:43,889 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 14:43:43,889 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 14:43:43,890 INFO L431 ainManager$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 [2024-10-11 14:43:45,156 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 14:43:45,531 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 14:43:45,533 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_empty_array_harness_negated.i [2024-10-11 14:43:45,567 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/e9cb0737f/c3f0af8fdf874c22abe2630385f53faa/FLAG7d8e4e4aa [2024-10-11 14:43:45,710 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/e9cb0737f/c3f0af8fdf874c22abe2630385f53faa [2024-10-11 14:43:45,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 14:43:45,713 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 14:43:45,716 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 14:43:45,716 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 14:43:45,719 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 14:43:45,720 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:43:45" (1/1) ... [2024-10-11 14:43:45,721 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717a0ac0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:43:45, skipping insertion in model container [2024-10-11 14:43:45,722 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:43:45" (1/1) ... [2024-10-11 14:43:45,792 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 14:43:45,992 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] [2024-10-11 14:43:45,998 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] [2024-10-11 14:43:46,440 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:46,441 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:46,441 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:46,442 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:46,443 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:46,458 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:46,458 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:46,459 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:46,460 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:46,874 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:46,874 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:46,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:43:47,001 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-10-11 14:43:47,029 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 14:43:47,032 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] [2024-10-11 14:43:47,034 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] [2024-10-11 14:43:47,063 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,064 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,064 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,064 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,065 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,069 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,069 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,070 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,070 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,154 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,155 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,176 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:43:47,189 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 14:43:47,199 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] [2024-10-11 14:43:47,200 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] [2024-10-11 14:43:47,253 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,254 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,255 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,255 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,255 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,259 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,260 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,261 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,261 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,350 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-10-11 14:43:47,352 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,352 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:43:47,364 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-10-11 14:43:47,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:43:47,613 INFO L204 MainTranslator]: Completed translation [2024-10-11 14:43:47,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:43:47 WrapperNode [2024-10-11 14:43:47,613 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 14:43:47,614 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 14:43:47,614 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 14:43:47,614 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 14:43:47,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:43:47" (1/1) ... [2024-10-11 14:43:47,722 ERROR L1136 TypeChecker]: C: buf.len = (!c_str) ? 0 : strlen(c_str) [8159]: Variable #t~ret1030 modified in procedure aws_byte_buf_from_c_str but not declared [2024-10-11 14:43:47,722 ERROR L1136 TypeChecker]: C: buf.len = (!c_str) ? 0 : strlen(c_str) [8159]: Undeclared identifier #t~ret1030 in IdentifierExpression[#t~ret1030,] [2024-10-11 14:43:47,723 ERROR L1136 TypeChecker]: C: cur.len = (cur.ptr) ? strlen(c_str) : 0 [8214]: Variable #t~ret1056 modified in procedure aws_byte_cursor_from_c_str but not declared [2024-10-11 14:43:47,723 ERROR L1136 TypeChecker]: C: cur.len = (cur.ptr) ? strlen(c_str) : 0 [8214]: Undeclared identifier #t~ret1056 in IdentifierExpression[#t~ret1056,] [2024-10-11 14:43:47,726 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:43:47" (1/1) ... [2024-10-11 14:43:47,726 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 14:43:47,726 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-10-11 14:43:47,730 INFO L158 Benchmark]: Toolchain (without parser) took 2013.91ms. Allocated memory was 67.1MB in the beginning and 134.2MB in the end (delta: 67.1MB). Free memory was 39.7MB in the beginning and 59.0MB in the end (delta: -19.3MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2024-10-11 14:43:47,730 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 67.1MB. Free memory was 44.0MB in the beginning and 43.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 14:43:47,730 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1897.89ms. Allocated memory was 67.1MB in the beginning and 134.2MB in the end (delta: 67.1MB). Free memory was 39.4MB in the beginning and 64.5MB in the end (delta: -25.0MB). Peak memory consumption was 75.2MB. Max. memory is 16.1GB. [2024-10-11 14:43:47,731 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.18ms. Allocated memory is still 134.2MB. Free memory was 64.5MB in the beginning and 59.0MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 14:43:47,732 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 67.1MB. Free memory was 44.0MB in the beginning and 43.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1897.89ms. Allocated memory was 67.1MB in the beginning and 134.2MB in the end (delta: 67.1MB). Free memory was 39.4MB in the beginning and 64.5MB in the end (delta: -25.0MB). Peak memory consumption was 75.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.18ms. Allocated memory is still 134.2MB. Free memory was 64.5MB in the beginning and 59.0MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - TypeErrorResult [Line: 8159]: Type Error Variable #t~ret1030 modified in procedure aws_byte_buf_from_c_str but not declared - TypeErrorResult [Line: 8159]: Type Error Undeclared identifier #t~ret1030 in IdentifierExpression[#t~ret1030,] - TypeErrorResult [Line: 8214]: Type Error Variable #t~ret1056 modified in procedure aws_byte_cursor_from_c_str but not declared - TypeErrorResult [Line: 8214]: Type Error Undeclared identifier #t~ret1056 in IdentifierExpression[#t~ret1056,] * 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] 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: ERROR: TYPE ERROR