./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 848e8aaf2da1050f60bda552a6204df78dfc0f4df819a9c6dc06d2a6a5e3d82f --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 17:54:22,365 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 17:54:22,422 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 17:54:22,427 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 17:54:22,428 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 17:54:22,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 17:54:22,449 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 17:54:22,450 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 17:54:22,450 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 17:54:22,450 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 17:54:22,451 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 17:54:22,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 17:54:22,451 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 17:54:22,451 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 17:54:22,452 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 17:54:22,452 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 17:54:22,452 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 17:54:22,452 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 17:54:22,452 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 17:54:22,452 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 17:54:22,452 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 17:54:22,452 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 17:54:22,453 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 17:54:22,453 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 17:54:22,453 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 17:54:22,453 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 17:54:22,453 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 17:54:22,453 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 17:54:22,453 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 17:54:22,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 17:54:22,453 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 17:54:22,453 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 17:54:22,454 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 17:54:22,454 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 17:54:22,454 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 17:54:22,454 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 17:54:22,454 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 17:54:22,454 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 17:54:22,454 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 17:54:22,455 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 17:54:22,455 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/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 -> 848e8aaf2da1050f60bda552a6204df78dfc0f4df819a9c6dc06d2a6a5e3d82f [2025-03-08 17:54:22,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 17:54:22,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 17:54:22,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 17:54:22,676 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 17:54:22,676 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 17:54:22,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness.i [2025-03-08 17:54:23,819 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a66e5df54/c72dc8a832fc47e5bca73b2c5e422058/FLAG68a12ae33 [2025-03-08 17:54:24,258 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 17:54:24,259 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness.i [2025-03-08 17:54:24,288 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a66e5df54/c72dc8a832fc47e5bca73b2c5e422058/FLAG68a12ae33 [2025-03-08 17:54:24,397 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a66e5df54/c72dc8a832fc47e5bca73b2c5e422058 [2025-03-08 17:54:24,399 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 17:54:24,399 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 17:54:24,401 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 17:54:24,401 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 17:54:24,404 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 17:54:24,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 05:54:24" (1/1) ... [2025-03-08 17:54:24,405 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73f95537 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:24, skipping insertion in model container [2025-03-08 17:54:24,405 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 05:54:24" (1/1) ... [2025-03-08 17:54:24,465 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 17:54:24,642 WARN L250 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_write_be64_harness.i[4497,4510] [2025-03-08 17:54:24,647 WARN L250 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_write_be64_harness.i[4557,4570] [2025-03-08 17:54:25,065 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,065 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,066 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,067 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,067 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,075 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,076 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,077 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,077 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,471 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,472 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 17:54:25,576 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 17:54:25,586 WARN L250 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_write_be64_harness.i[4497,4510] [2025-03-08 17:54:25,590 WARN L250 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_write_be64_harness.i[4557,4570] [2025-03-08 17:54:25,623 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,624 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,625 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,625 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,626 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,630 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,631 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,632 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,632 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2025-03-08 17:54:25,717 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,717 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,727 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2025-03-08 17:54:25,741 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 17:54:25,898 INFO L204 MainTranslator]: Completed translation [2025-03-08 17:54:25,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:25 WrapperNode [2025-03-08 17:54:25,900 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 17:54:25,900 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 17:54:25,901 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 17:54:25,901 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 17:54:25,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:25" (1/1) ... [2025-03-08 17:54:25,966 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:25" (1/1) ... [2025-03-08 17:54:26,036 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 871 [2025-03-08 17:54:26,036 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 17:54:26,037 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 17:54:26,037 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 17:54:26,037 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 17:54:26,048 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:25" (1/1) ... [2025-03-08 17:54:26,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:25" (1/1) ... [2025-03-08 17:54:26,054 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:25" (1/1) ... [2025-03-08 17:54:26,099 INFO L175 MemorySlicer]: Split 564 memory accesses to 8 slices as follows [257, 2, 238, 47, 8, 6, 2, 4]. 46 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [0, 2, 6, 8, 5, 0, 1, 0]. The 497 writes are split as follows [257, 0, 232, 3, 1, 2, 0, 2]. [2025-03-08 17:54:26,099 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:25" (1/1) ... [2025-03-08 17:54:26,100 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:25" (1/1) ... [2025-03-08 17:54:26,120 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:25" (1/1) ... [2025-03-08 17:54:26,122 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:25" (1/1) ... [2025-03-08 17:54:26,128 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:25" (1/1) ... [2025-03-08 17:54:26,134 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:25" (1/1) ... [2025-03-08 17:54:26,144 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 17:54:26,146 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 17:54:26,147 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 17:54:26,147 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 17:54:26,147 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:25" (1/1) ... [2025-03-08 17:54:26,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 17:54:26,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 17:54:26,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 17:54:26,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 17:54:26,194 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2025-03-08 17:54:26,194 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2025-03-08 17:54:26,195 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-03-08 17:54:26,195 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-03-08 17:54:26,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 17:54:26,195 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-03-08 17:54:26,195 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-03-08 17:54:26,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 17:54:26,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 17:54:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 17:54:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 17:54:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 17:54:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 17:54:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 17:54:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 17:54:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 17:54:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 17:54:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 17:54:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 17:54:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 17:54:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 17:54:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 17:54:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 17:54:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-08 17:54:26,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-08 17:54:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 17:54:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 17:54:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 17:54:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 17:54:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 17:54:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 17:54:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 17:54:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 17:54:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 17:54:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 17:54:26,198 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2025-03-08 17:54:26,198 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2025-03-08 17:54:26,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 17:54:26,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 17:54:26,198 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-03-08 17:54:26,198 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-03-08 17:54:26,198 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-03-08 17:54:26,198 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-03-08 17:54:26,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 17:54:26,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 17:54:26,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 17:54:26,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 17:54:26,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 17:54:26,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 17:54:26,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 17:54:26,201 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2025-03-08 17:54:26,201 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2025-03-08 17:54:26,201 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-08 17:54:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-03-08 17:54:26,202 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-03-08 17:54:26,202 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2025-03-08 17:54:26,202 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 17:54:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 17:54:26,431 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 17:54:26,433 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 17:54:26,462 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6886: havoc #t~malloc557.base, #t~malloc557.offset; [2025-03-08 17:54:26,483 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-03-08 17:54:26,553 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917: havoc #t~nondet239;havoc #t~nondet240;havoc #t~bitwise241; [2025-03-08 17:54:26,620 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7399: 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; [2025-03-08 17:54:26,631 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-03-08 17:54:26,638 INFO L1307 $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; [2025-03-08 17:54:26,644 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7342: havoc #t~ret657.base, #t~ret657.offset; [2025-03-08 17:54:33,292 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2025-03-08 17:54:33,292 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8605: 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; [2025-03-08 17:54:33,292 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6600: havoc aws_byte_buf_is_bounded_#t~mem477#1; [2025-03-08 17:54:33,337 INFO L? ?]: Removed 111 outVars from TransFormulas that were not future-live. [2025-03-08 17:54:33,337 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 17:54:33,351 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 17:54:33,352 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 17:54:33,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 05:54:33 BoogieIcfgContainer [2025-03-08 17:54:33,352 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 17:54:33,354 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 17:54:33,354 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 17:54:33,357 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 17:54:33,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 05:54:24" (1/3) ... [2025-03-08 17:54:33,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c1fd37c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 05:54:33, skipping insertion in model container [2025-03-08 17:54:33,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:25" (2/3) ... [2025-03-08 17:54:33,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c1fd37c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 05:54:33, skipping insertion in model container [2025-03-08 17:54:33,358 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 05:54:33" (3/3) ... [2025-03-08 17:54:33,358 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be64_harness.i [2025-03-08 17:54:33,368 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 17:54:33,369 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_buf_write_be64_harness.i that has 14 procedures, 149 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 17:54:33,400 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 17:54:33,408 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;@4ad95cdf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 17:54:33,408 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 17:54:33,411 INFO L276 IsEmpty]: Start isEmpty. Operand has 149 states, 97 states have (on average 1.2268041237113403) internal successors, (119), 98 states have internal predecessors, (119), 37 states have call successors, (37), 13 states have call predecessors, (37), 13 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2025-03-08 17:54:33,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2025-03-08 17:54:33,417 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 17:54:33,417 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, 1, 1] [2025-03-08 17:54:33,418 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 17:54:33,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 17:54:33,424 INFO L85 PathProgramCache]: Analyzing trace with hash 151821810, now seen corresponding path program 1 times [2025-03-08 17:54:33,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 17:54:33,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129751789] [2025-03-08 17:54:33,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 17:54:33,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 17:55:38,283 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 101 statements into 1 equivalence classes. [2025-03-08 17:55:38,736 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 101 of 101 statements. [2025-03-08 17:55:38,737 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 17:55:38,737 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 17:55:39,416 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2025-03-08 17:55:39,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 17:55:39,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129751789] [2025-03-08 17:55:39,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129751789] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 17:55:39,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [883417508] [2025-03-08 17:55:39,417 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 17:55:39,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 17:55:39,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 17:55:39,420 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 17:55:39,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process