./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 c00e63dc 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-?-c00e63d-m [2025-02-06 05:00:03,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 05:00:03,956 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 05:00:03,960 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 05:00:03,960 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 05:00:03,974 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 05:00:03,975 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 05:00:03,975 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 05:00:03,975 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 05:00:03,975 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 05:00:03,975 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 05:00:03,975 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 05:00:03,976 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 05:00:03,976 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 05:00:03,976 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 05:00:03,976 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 05:00:03,976 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 05:00:03,976 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 05:00:03,976 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 05:00:03,976 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 05:00:03,976 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 05:00:03,976 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 05:00:03,976 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 05:00:03,977 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 05:00:03,977 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 05:00:03,977 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 05:00:03,977 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 05:00:03,977 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 05:00:03,977 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 05:00:03,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 05:00:03,977 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 05:00:03,977 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 05:00:03,977 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 05:00:03,978 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 05:00:03,978 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 05:00:03,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 05:00:03,978 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 05:00:03,978 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 05:00:03,978 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 05:00:03,978 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 05:00:03,978 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 [2025-02-06 05:00:04,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 05:00:04,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 05:00:04,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 05:00:04,249 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 05:00:04,249 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 05:00:04,250 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i [2025-02-06 05:00:05,464 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/79082c81a/69d3cbd3d0904953ad3b6781711e2341/FLAG4dee6b729 [2025-02-06 05:00:05,910 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 05:00:05,911 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i [2025-02-06 05:00:05,948 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/79082c81a/69d3cbd3d0904953ad3b6781711e2341/FLAG4dee6b729 [2025-02-06 05:00:06,028 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/79082c81a/69d3cbd3d0904953ad3b6781711e2341 [2025-02-06 05:00:06,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 05:00:06,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 05:00:06,032 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 05:00:06,032 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 05:00:06,038 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 05:00:06,038 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 05:00:06" (1/1) ... [2025-02-06 05:00:06,039 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77ae955f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:06, skipping insertion in model container [2025-02-06 05:00:06,039 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 05:00:06" (1/1) ... [2025-02-06 05:00:06,101 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 05:00:06,270 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] [2025-02-06 05:00:06,276 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] [2025-02-06 05:00:06,733 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:06,734 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:06,734 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:06,735 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:06,735 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:06,744 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:06,745 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:06,746 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:06,746 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:07,192 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:07,192 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:07,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 05:00:07,318 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 05:00:07,327 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] [2025-02-06 05:00:07,328 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] [2025-02-06 05:00:07,352 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:07,353 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:07,353 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:07,353 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:07,354 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:07,358 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:07,358 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:07,358 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:07,359 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:07,450 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8259] [2025-02-06 05:00:07,451 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:07,451 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:07,463 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8745-8756] [2025-02-06 05:00:07,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 05:00:07,651 INFO L204 MainTranslator]: Completed translation [2025-02-06 05:00:07,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:07 WrapperNode [2025-02-06 05:00:07,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 05:00:07,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 05:00:07,653 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 05:00:07,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 05:00:07,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:07" (1/1) ... [2025-02-06 05:00:07,726 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:07" (1/1) ... [2025-02-06 05:00:07,800 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 871 [2025-02-06 05:00:07,800 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 05:00:07,805 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 05:00:07,805 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 05:00:07,805 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 05:00:07,815 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:07" (1/1) ... [2025-02-06 05:00:07,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:07" (1/1) ... [2025-02-06 05:00:07,821 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:07" (1/1) ... [2025-02-06 05:00:07,877 INFO L175 MemorySlicer]: Split 564 memory accesses to 8 slices as follows [257, 2, 238, 6, 2, 4, 8, 47]. 46 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [0, 2, 6, 0, 1, 0, 5, 8]. The 497 writes are split as follows [257, 0, 232, 2, 0, 2, 1, 3]. [2025-02-06 05:00:07,877 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:07" (1/1) ... [2025-02-06 05:00:07,877 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:07" (1/1) ... [2025-02-06 05:00:07,918 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:07" (1/1) ... [2025-02-06 05:00:07,923 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:07" (1/1) ... [2025-02-06 05:00:07,933 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:07" (1/1) ... [2025-02-06 05:00:07,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:07" (1/1) ... [2025-02-06 05:00:07,950 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 05:00:07,951 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 05:00:07,951 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 05:00:07,951 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 05:00:07,951 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:07" (1/1) ... [2025-02-06 05:00:07,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 05:00:07,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:00:07,983 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) [2025-02-06 05:00:07,987 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 [2025-02-06 05:00:08,001 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2025-02-06 05:00:08,002 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2025-02-06 05:00:08,002 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-02-06 05:00:08,002 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-02-06 05:00:08,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 05:00:08,003 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-02-06 05:00:08,003 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-02-06 05:00:08,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 05:00:08,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 05:00:08,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 05:00:08,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-02-06 05:00:08,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2025-02-06 05:00:08,004 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 05:00:08,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-02-06 05:00:08,004 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-02-06 05:00:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-02-06 05:00:08,004 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 05:00:08,005 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2025-02-06 05:00:08,005 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2025-02-06 05:00:08,005 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-02-06 05:00:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-02-06 05:00:08,005 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-02-06 05:00:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-02-06 05:00:08,006 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-02-06 05:00:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 05:00:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 05:00:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 05:00:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 05:00:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 05:00:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 05:00:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 05:00:08,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-06 05:00:08,008 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2025-02-06 05:00:08,009 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2025-02-06 05:00:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 05:00:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 05:00:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 05:00:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 05:00:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 05:00:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 05:00:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 05:00:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-06 05:00:08,247 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 05:00:08,248 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 05:00:08,275 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2025-02-06 05:00:08,306 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-02-06 05:00:08,375 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917: havoc #t~nondet239;havoc #t~nondet240;havoc #t~bitwise241; [2025-02-06 05:00:08,430 INFO L1309 $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; [2025-02-06 05:00:08,443 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-02-06 05:00:08,452 INFO L1309 $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; [2025-02-06 05:00:08,459 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7310: havoc #t~ret657.base, #t~ret657.offset; [2025-02-06 05:00:15,234 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6588: havoc aws_byte_buf_is_bounded_#t~mem477#1; [2025-02-06 05:00:15,234 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2025-02-06 05:00:15,234 INFO L1309 $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; [2025-02-06 05:00:15,298 INFO L? ?]: Removed 111 outVars from TransFormulas that were not future-live. [2025-02-06 05:00:15,298 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 05:00:15,313 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 05:00:15,314 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 05:00:15,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:00:15 BoogieIcfgContainer [2025-02-06 05:00:15,315 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 05:00:15,316 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 05:00:15,317 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 05:00:15,321 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 05:00:15,321 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 05:00:06" (1/3) ... [2025-02-06 05:00:15,321 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f7f421d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:00:15, skipping insertion in model container [2025-02-06 05:00:15,321 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:07" (2/3) ... [2025-02-06 05:00:15,322 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f7f421d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:00:15, skipping insertion in model container [2025-02-06 05:00:15,322 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:00:15" (3/3) ... [2025-02-06 05:00:15,322 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be64_harness_negated.i [2025-02-06 05:00:15,335 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 05:00:15,336 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_buf_write_be64_harness_negated.i that has 14 procedures, 149 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-06 05:00:15,381 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 05:00:15,389 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;@16a7e903, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 05:00:15,389 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 05:00:15,392 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) [2025-02-06 05:00:15,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2025-02-06 05:00:15,399 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:00:15,399 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] [2025-02-06 05:00:15,400 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:00:15,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:00:15,403 INFO L85 PathProgramCache]: Analyzing trace with hash 151821810, now seen corresponding path program 1 times [2025-02-06 05:00:15,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:00:15,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408726674] [2025-02-06 05:00:15,409 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:00:15,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:01:24,338 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 101 statements into 1 equivalence classes. [2025-02-06 05:01:24,845 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 101 of 101 statements. [2025-02-06 05:01:24,845 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:01:24,845 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:01:25,480 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2025-02-06 05:01:25,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:01:25,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408726674] [2025-02-06 05:01:25,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408726674] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 05:01:25,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1249386581] [2025-02-06 05:01:25,481 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:01:25,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 05:01:25,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:01:25,483 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) [2025-02-06 05:01:25,487 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