./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_string_eq_c_str_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_string_eq_c_str_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 f3174b0caf7483d7aa96d2ace1d661f4c70bbed9301f1108659fc7d611ebd9af --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 14:50:07,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 14:50:07,990 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 14:50:07,994 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 14:50:07,994 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 14:50:08,016 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 14:50:08,018 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 14:50:08,018 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 14:50:08,019 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 14:50:08,019 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 14:50:08,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 14:50:08,020 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 14:50:08,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 14:50:08,020 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 14:50:08,022 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 14:50:08,022 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 14:50:08,022 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 14:50:08,023 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 14:50:08,023 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 14:50:08,023 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 14:50:08,023 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 14:50:08,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 14:50:08,026 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 14:50:08,026 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 14:50:08,026 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 14:50:08,027 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 14:50:08,027 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 14:50:08,027 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 14:50:08,027 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 14:50:08,027 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 14:50:08,027 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 14:50:08,027 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 14:50:08,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 14:50:08,028 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 14:50:08,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 14:50:08,028 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 14:50:08,028 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 14:50:08,028 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 14:50:08,028 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 14:50:08,028 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3174b0caf7483d7aa96d2ace1d661f4c70bbed9301f1108659fc7d611ebd9af [2024-10-11 14:50:08,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 14:50:08,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 14:50:08,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 14:50:08,249 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 14:50:08,250 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 14:50:08,251 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_eq_c_str_harness_negated.i [2024-10-11 14:50:09,538 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 14:50:09,914 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 14:50:09,914 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_eq_c_str_harness_negated.i [2024-10-11 14:50:09,948 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/9c427ef33/032d5a7b3fe249b09dea429065261b7e/FLAG10dbd1275 [2024-10-11 14:50:10,102 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/9c427ef33/032d5a7b3fe249b09dea429065261b7e [2024-10-11 14:50:10,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 14:50:10,106 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 14:50:10,108 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 14:50:10,108 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 14:50:10,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 14:50:10,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:50:10" (1/1) ... [2024-10-11 14:50:10,117 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1569d27d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:50:10, skipping insertion in model container [2024-10-11 14:50:10,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:50:10" (1/1) ... [2024-10-11 14:50:10,200 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 14:50:10,432 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_string_eq_c_str_harness_negated.i[4493,4506] [2024-10-11 14:50:10,438 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_string_eq_c_str_harness_negated.i[4553,4566] [2024-10-11 14:50:10,888 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:10,889 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:10,889 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:10,890 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:10,890 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:10,900 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:10,901 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:10,902 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:10,903 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:11,374 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:11,375 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:11,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:50:11,441 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 14:50:11,457 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_string_eq_c_str_harness_negated.i[4493,4506] [2024-10-11 14:50:11,461 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_string_eq_c_str_harness_negated.i[4553,4566] [2024-10-11 14:50:11,500 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:11,501 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:11,501 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:11,501 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:11,502 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:11,513 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:11,514 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:11,516 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:11,517 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:11,660 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8556] [2024-10-11 14:50:11,661 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:11,662 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:11,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:50:11,813 INFO L204 MainTranslator]: Completed translation [2024-10-11 14:50:11,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:50:11 WrapperNode [2024-10-11 14:50:11,814 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 14:50:11,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 14:50:11,814 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 14:50:11,815 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 14:50:11,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:50:11" (1/1) ... [2024-10-11 14:50:11,897 ERROR L1136 TypeChecker]: C: buf.len = (!c_str) ? 0 : strlen(c_str) [8478]: Variable #t~ret1137 modified in procedure aws_byte_buf_from_c_str but not declared [2024-10-11 14:50:11,900 ERROR L1136 TypeChecker]: C: buf.len = (!c_str) ? 0 : strlen(c_str) [8478]: Undeclared identifier #t~ret1137 in IdentifierExpression[#t~ret1137,] [2024-10-11 14:50:11,901 ERROR L1136 TypeChecker]: C: cur.len = (cur.ptr) ? strlen(c_str) : 0 [8533]: Variable #t~ret1163 modified in procedure aws_byte_cursor_from_c_str but not declared [2024-10-11 14:50:11,901 ERROR L1136 TypeChecker]: C: cur.len = (cur.ptr) ? strlen(c_str) : 0 [8533]: Undeclared identifier #t~ret1163 in IdentifierExpression[#t~ret1163,] [2024-10-11 14:50:11,904 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:50:11" (1/1) ... [2024-10-11 14:50:11,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 14:50:11,907 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-10-11 14:50:11,909 INFO L158 Benchmark]: Toolchain (without parser) took 1802.65ms. Allocated memory is still 169.9MB. Free memory was 93.5MB in the beginning and 105.9MB in the end (delta: -12.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 14:50:11,909 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 113.2MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 14:50:11,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1705.77ms. Allocated memory is still 169.9MB. Free memory was 93.3MB in the beginning and 111.3MB in the end (delta: -18.0MB). Peak memory consumption was 74.5MB. Max. memory is 16.1GB. [2024-10-11 14:50:11,910 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.11ms. Allocated memory is still 169.9MB. Free memory was 111.3MB in the beginning and 106.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 14:50:11,911 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 113.2MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1705.77ms. Allocated memory is still 169.9MB. Free memory was 93.3MB in the beginning and 111.3MB in the end (delta: -18.0MB). Peak memory consumption was 74.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.11ms. Allocated memory is still 169.9MB. Free memory was 111.3MB in the beginning and 106.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - TypeErrorResult [Line: 8478]: Type Error Variable #t~ret1137 modified in procedure aws_byte_buf_from_c_str but not declared - TypeErrorResult [Line: 8478]: Type Error Undeclared identifier #t~ret1137 in IdentifierExpression[#t~ret1137,] - TypeErrorResult [Line: 8533]: Type Error Variable #t~ret1163 modified in procedure aws_byte_cursor_from_c_str but not declared - TypeErrorResult [Line: 8533]: Type Error Undeclared identifier #t~ret1163 in IdentifierExpression[#t~ret1163,] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8556]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8556] 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_string_eq_c_str_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 f3174b0caf7483d7aa96d2ace1d661f4c70bbed9301f1108659fc7d611ebd9af --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 14:50:13,619 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 14:50:13,674 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-11 14:50:13,678 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 14:50:13,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 14:50:13,703 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 14:50:13,704 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 14:50:13,704 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 14:50:13,705 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 14:50:13,707 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 14:50:13,707 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 14:50:13,708 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 14:50:13,708 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 14:50:13,708 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 14:50:13,708 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 14:50:13,709 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 14:50:13,709 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 14:50:13,709 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 14:50:13,709 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 14:50:13,710 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 14:50:13,710 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 14:50:13,711 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 14:50:13,711 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 14:50:13,711 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 14:50:13,711 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 14:50:13,712 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 14:50:13,712 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 14:50:13,712 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 14:50:13,712 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 14:50:13,713 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 14:50:13,713 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 14:50:13,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 14:50:13,714 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 14:50:13,714 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 14:50:13,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 14:50:13,714 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 14:50:13,715 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 14:50:13,715 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 14:50:13,715 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 14:50:13,716 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 14:50:13,716 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 14:50:13,716 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 14:50:13,716 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3174b0caf7483d7aa96d2ace1d661f4c70bbed9301f1108659fc7d611ebd9af [2024-10-11 14:50:13,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 14:50:14,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 14:50:14,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 14:50:14,017 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 14:50:14,017 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 14:50:14,018 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_eq_c_str_harness_negated.i [2024-10-11 14:50:15,419 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 14:50:15,798 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 14:50:15,799 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_eq_c_str_harness_negated.i [2024-10-11 14:50:15,838 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/950917123/4976b5fe4dc644b19c934551ad419e1f/FLAG6ee491783 [2024-10-11 14:50:15,849 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/950917123/4976b5fe4dc644b19c934551ad419e1f [2024-10-11 14:50:15,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 14:50:15,852 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 14:50:15,854 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 14:50:15,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 14:50:15,859 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 14:50:15,860 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:50:15" (1/1) ... [2024-10-11 14:50:15,862 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@714acd28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:50:15, skipping insertion in model container [2024-10-11 14:50:15,863 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:50:15" (1/1) ... [2024-10-11 14:50:15,931 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 14:50:16,156 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_string_eq_c_str_harness_negated.i[4493,4506] [2024-10-11 14:50:16,162 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_string_eq_c_str_harness_negated.i[4553,4566] [2024-10-11 14:50:16,768 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:16,768 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:16,769 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:16,769 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:16,770 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:16,786 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:16,787 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:16,788 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:16,789 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,258 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,259 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:50:17,318 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-10-11 14:50:17,343 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 14:50:17,348 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_string_eq_c_str_harness_negated.i[4493,4506] [2024-10-11 14:50:17,349 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_string_eq_c_str_harness_negated.i[4553,4566] [2024-10-11 14:50:17,378 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,378 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,378 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,379 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,379 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,385 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,386 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,386 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,386 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,535 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,536 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:50:17,570 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 14:50:17,587 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_string_eq_c_str_harness_negated.i[4493,4506] [2024-10-11 14:50:17,587 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_string_eq_c_str_harness_negated.i[4553,4566] [2024-10-11 14:50:17,611 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,613 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,613 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,614 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,614 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,624 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,625 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,627 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,627 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,760 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8556] [2024-10-11 14:50:17,762 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,763 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:50:17,773 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:50:17,981 INFO L204 MainTranslator]: Completed translation [2024-10-11 14:50:17,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:50:17 WrapperNode [2024-10-11 14:50:17,982 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 14:50:17,983 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 14:50:17,983 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 14:50:17,983 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 14:50:17,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:50:17" (1/1) ... [2024-10-11 14:50:18,070 ERROR L1136 TypeChecker]: C: buf.len = (!c_str) ? 0 : strlen(c_str) [8478]: Variable #t~ret1124 modified in procedure aws_byte_buf_from_c_str but not declared [2024-10-11 14:50:18,074 ERROR L1136 TypeChecker]: C: buf.len = (!c_str) ? 0 : strlen(c_str) [8478]: Undeclared identifier #t~ret1124 in IdentifierExpression[#t~ret1124,] [2024-10-11 14:50:18,075 ERROR L1136 TypeChecker]: C: cur.len = (cur.ptr) ? strlen(c_str) : 0 [8533]: Variable #t~ret1150 modified in procedure aws_byte_cursor_from_c_str but not declared [2024-10-11 14:50:18,075 ERROR L1136 TypeChecker]: C: cur.len = (cur.ptr) ? strlen(c_str) : 0 [8533]: Undeclared identifier #t~ret1150 in IdentifierExpression[#t~ret1150,] [2024-10-11 14:50:18,081 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:50:17" (1/1) ... [2024-10-11 14:50:18,082 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 14:50:18,082 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-10-11 14:50:18,083 INFO L158 Benchmark]: Toolchain (without parser) took 2230.56ms. Allocated memory was 77.6MB in the beginning and 123.7MB in the end (delta: 46.1MB). Free memory was 33.0MB in the beginning and 41.3MB in the end (delta: -8.3MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2024-10-11 14:50:18,083 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 46.1MB. Free memory was 23.0MB in the beginning and 22.9MB in the end (delta: 60.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 14:50:18,084 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2128.04ms. Allocated memory was 77.6MB in the beginning and 123.7MB in the end (delta: 46.1MB). Free memory was 32.8MB in the beginning and 47.3MB in the end (delta: -14.6MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2024-10-11 14:50:18,089 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.14ms. Allocated memory is still 123.7MB. Free memory was 47.3MB in the beginning and 41.3MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-11 14:50:18,091 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 46.1MB. Free memory was 23.0MB in the beginning and 22.9MB in the end (delta: 60.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2128.04ms. Allocated memory was 77.6MB in the beginning and 123.7MB in the end (delta: 46.1MB). Free memory was 32.8MB in the beginning and 47.3MB in the end (delta: -14.6MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.14ms. Allocated memory is still 123.7MB. Free memory was 47.3MB in the beginning and 41.3MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - TypeErrorResult [Line: 8478]: Type Error Variable #t~ret1124 modified in procedure aws_byte_buf_from_c_str but not declared - TypeErrorResult [Line: 8478]: Type Error Undeclared identifier #t~ret1124 in IdentifierExpression[#t~ret1124,] - TypeErrorResult [Line: 8533]: Type Error Variable #t~ret1150 modified in procedure aws_byte_cursor_from_c_str but not declared - TypeErrorResult [Line: 8533]: Type Error Undeclared identifier #t~ret1150 in IdentifierExpression[#t~ret1150,] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8556]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8556] 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