./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 67d1a487274559e4508e3940adaf209d6702fe4c4ecbf4574241f4dfc45cddf7 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 01:37:07,430 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 01:37:07,504 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-08 01:37:07,509 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 01:37:07,509 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 01:37:07,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 01:37:07,532 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 01:37:07,532 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 01:37:07,532 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 01:37:07,533 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 01:37:07,534 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 01:37:07,534 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 01:37:07,534 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 01:37:07,534 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 01:37:07,534 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 01:37:07,535 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 01:37:07,535 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 01:37:07,535 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 01:37:07,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 01:37:07,536 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 01:37:07,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 01:37:07,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 01:37:07,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 01:37:07,536 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 01:37:07,536 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 01:37:07,536 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 01:37:07,536 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 01:37:07,536 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 01:37:07,537 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 01:37:07,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 01:37:07,537 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 01:37:07,537 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 01:37:07,537 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 01:37:07,538 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 01:37:07,538 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 01:37:07,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 01:37:07,538 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 01:37:07,538 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 01:37:07,538 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 01:37:07,538 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 01:37:07,538 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> 67d1a487274559e4508e3940adaf209d6702fe4c4ecbf4574241f4dfc45cddf7 [2025-02-08 01:37:07,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 01:37:07,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 01:37:07,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 01:37:07,829 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 01:37:07,830 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 01:37:07,832 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i [2025-02-08 01:37:09,143 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b13fdeb73/83393c4eb7e34e41a5d5a789ab6df3c2/FLAG5d2e24904 [2025-02-08 01:37:09,655 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 01:37:09,656 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i [2025-02-08 01:37:09,692 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b13fdeb73/83393c4eb7e34e41a5d5a789ab6df3c2/FLAG5d2e24904 [2025-02-08 01:37:09,708 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b13fdeb73/83393c4eb7e34e41a5d5a789ab6df3c2 [2025-02-08 01:37:09,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 01:37:09,711 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 01:37:09,712 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 01:37:09,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 01:37:09,716 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 01:37:09,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 01:37:09" (1/1) ... [2025-02-08 01:37:09,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20e734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:09, skipping insertion in model container [2025-02-08 01:37:09,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 01:37:09" (1/1) ... [2025-02-08 01:37:09,801 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 01:37:10,084 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i[4497,4510] [2025-02-08 01:37:10,096 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i[4557,4570] [2025-02-08 01:37:10,756 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:10,757 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:10,757 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:10,758 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:10,759 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:10,771 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:10,772 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:10,773 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:10,774 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:11,243 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:11,244 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:11,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 01:37:11,400 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 01:37:11,413 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i[4497,4510] [2025-02-08 01:37:11,420 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i[4557,4570] [2025-02-08 01:37:11,468 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:11,469 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:11,469 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:11,469 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:11,471 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:11,480 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:11,483 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:11,484 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:11,485 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:11,614 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8259] [2025-02-08 01:37:11,616 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:11,616 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:11,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8745-8756] [2025-02-08 01:37:11,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 01:37:11,877 INFO L204 MainTranslator]: Completed translation [2025-02-08 01:37:11,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:11 WrapperNode [2025-02-08 01:37:11,878 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 01:37:11,879 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 01:37:11,879 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 01:37:11,879 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 01:37:11,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:11" (1/1) ... [2025-02-08 01:37:11,960 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:11" (1/1) ... [2025-02-08 01:37:12,032 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 871 [2025-02-08 01:37:12,032 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 01:37:12,038 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 01:37:12,038 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 01:37:12,038 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 01:37:12,048 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:11" (1/1) ... [2025-02-08 01:37:12,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:11" (1/1) ... [2025-02-08 01:37:12,060 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:11" (1/1) ... [2025-02-08 01:37:12,136 INFO L175 MemorySlicer]: Split 564 memory accesses to 8 slices as follows [257, 2, 238, 47, 4, 6, 2, 8]. 46 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [0, 2, 6, 8, 0, 0, 1, 5]. The 497 writes are split as follows [257, 0, 232, 3, 2, 2, 0, 1]. [2025-02-08 01:37:12,138 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:11" (1/1) ... [2025-02-08 01:37:12,138 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:11" (1/1) ... [2025-02-08 01:37:12,182 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:11" (1/1) ... [2025-02-08 01:37:12,186 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:11" (1/1) ... [2025-02-08 01:37:12,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:11" (1/1) ... [2025-02-08 01:37:12,201 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:11" (1/1) ... [2025-02-08 01:37:12,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 01:37:12,211 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 01:37:12,213 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 01:37:12,213 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 01:37:12,214 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:11" (1/1) ... [2025-02-08 01:37:12,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 01:37:12,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 01:37:12,243 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-08 01:37:12,247 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-08 01:37:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2025-02-08 01:37:12,268 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-02-08 01:37:12,268 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-02-08 01:37:12,268 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-08 01:37:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-02-08 01:37:12,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2025-02-08 01:37:12,269 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 01:37:12,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 01:37:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-02-08 01:37:12,270 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-02-08 01:37:12,270 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-08 01:37:12,270 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2025-02-08 01:37:12,270 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-08 01:37:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2025-02-08 01:37:12,271 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-02-08 01:37:12,271 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-02-08 01:37:12,271 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-08 01:37:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-08 01:37:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-08 01:37:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-08 01:37:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-08 01:37:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-08 01:37:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2025-02-08 01:37:12,272 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2025-02-08 01:37:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 01:37:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 01:37:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-08 01:37:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-08 01:37:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-08 01:37:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-08 01:37:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-08 01:37:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-08 01:37:12,653 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 01:37:12,655 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 01:37:12,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2025-02-08 01:37:12,734 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-02-08 01:37:12,812 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917: havoc #t~nondet239;havoc #t~nondet240;havoc #t~bitwise241; [2025-02-08 01:37:12,896 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7367: havoc #t~mem682;havoc #t~mem683;havoc #t~short684;havoc #t~mem685.base, #t~mem685.offset;havoc #t~short686;havoc #t~mem687;havoc #t~mem688;havoc #t~mem689;havoc #t~short690;havoc #t~mem691;havoc #t~mem692.base, #t~mem692.offset;havoc #t~short693;havoc #t~short694;havoc #t~short695;havoc #t~short696; [2025-02-08 01:37:12,914 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-02-08 01:37:12,923 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3898: havoc #t~mem237;call ULTIMATE.dealloc(~#z~0.base, ~#z~0.offset);havoc ~#z~0.base, ~#z~0.offset; [2025-02-08 01:37:12,931 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7310: havoc #t~ret657.base, #t~ret657.offset; [2025-02-08 01:37:20,692 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6588: havoc aws_byte_buf_is_bounded_#t~mem477#1; [2025-02-08 01:37:20,693 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7125-1: SUMMARY for call assume_abort_if_not((if 0 == (if save_byte_from_array_#t~mem603#1 % 18446744073709551616 < save_byte_from_array_~size#1 % 18446744073709551616 then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:37:20,693 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7125: havoc save_byte_from_array_#t~mem603#1;call save_byte_from_array_#t~mem604#1 := read~int#5(save_byte_from_array_~storage#1.base, save_byte_from_array_~storage#1.offset, 8);call save_byte_from_array_#t~mem605#1 := read~int#7(save_byte_from_array_~array#1.base, save_byte_from_array_~array#1.offset + (if save_byte_from_array_#t~mem604#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then save_byte_from_array_#t~mem604#1 % 18446744073709551616 % 18446744073709551616 else save_byte_from_array_#t~mem604#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616), 1);call write~int#5(save_byte_from_array_#t~mem605#1, save_byte_from_array_~storage#1.base, 8 + save_byte_from_array_~storage#1.offset, 1);havoc save_byte_from_array_#t~mem604#1;havoc save_byte_from_array_#t~mem605#1; [2025-02-08 01:37:20,693 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1;save_byte_from_array_#t~ret602#1 := nondet_size_t_#res#1;havoc nondet_size_t_#t~nondet6#1;assume { :end_inline_nondet_size_t } true;call write~int#5(save_byte_from_array_#t~ret602#1, save_byte_from_array_~storage#1.base, save_byte_from_array_~storage#1.offset, 8);havoc save_byte_from_array_#t~ret602#1;call save_byte_from_array_#t~mem603#1 := read~int#5(save_byte_from_array_~storage#1.base, save_byte_from_array_~storage#1.offset, 8); [2025-02-08 01:37:20,693 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8573: havoc aws_byte_buf_write_be64_#t~ret1214#1;call ULTIMATE.dealloc(aws_byte_buf_write_be64_~#x#1.base, aws_byte_buf_write_be64_~#x#1.offset);havoc aws_byte_buf_write_be64_~#x#1.base, aws_byte_buf_write_be64_~#x#1.offset; [2025-02-08 01:37:20,864 INFO L? ?]: Removed 109 outVars from TransFormulas that were not future-live. [2025-02-08 01:37:20,864 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 01:37:20,881 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 01:37:20,881 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 01:37:20,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 01:37:20 BoogieIcfgContainer [2025-02-08 01:37:20,882 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 01:37:20,884 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 01:37:20,884 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 01:37:20,888 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 01:37:20,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 01:37:09" (1/3) ... [2025-02-08 01:37:20,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57352f04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 01:37:20, skipping insertion in model container [2025-02-08 01:37:20,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:11" (2/3) ... [2025-02-08 01:37:20,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57352f04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 01:37:20, skipping insertion in model container [2025-02-08 01:37:20,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 01:37:20" (3/3) ... [2025-02-08 01:37:20,891 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be64_harness_negated.i [2025-02-08 01:37:20,903 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 01:37:20,905 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_buf_write_be64_harness_negated.i that has 14 procedures, 144 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-08 01:37:20,959 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 01:37:20,967 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@42e80650, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 01:37:20,968 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-08 01:37:20,972 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 91 states have (on average 1.2417582417582418) internal successors, (113), 94 states have internal predecessors, (113), 36 states have call successors, (36), 13 states have call predecessors, (36), 13 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2025-02-08 01:37:20,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2025-02-08 01:37:20,983 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 01:37:20,987 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 01:37:20,987 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-08 01:37:20,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 01:37:20,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1280232625, now seen corresponding path program 1 times [2025-02-08 01:37:20,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 01:37:21,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054942436] [2025-02-08 01:37:21,001 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 01:37:21,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 01:38:28,938 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 99 statements into 1 equivalence classes. [2025-02-08 01:38:29,628 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 99 of 99 statements. [2025-02-08 01:38:29,628 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 01:38:29,628 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 01:38:30,656 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2025-02-08 01:38:30,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 01:38:30,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054942436] [2025-02-08 01:38:30,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054942436] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 01:38:30,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [623419588] [2025-02-08 01:38:30,658 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 01:38:30,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 01:38:30,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 01:38:30,663 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 01:38:30,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process