./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 8fc3dc66 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_negated.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 67d1a487274559e4508e3940adaf209d6702fe4c4ecbf4574241f4dfc45cddf7 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 07:01:45,716 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 07:01:45,762 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-17 07:01:45,765 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 07:01:45,766 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 07:01:45,787 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 07:01:45,789 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 07:01:45,789 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 07:01:45,790 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 07:01:45,790 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 07:01:45,790 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 07:01:45,790 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 07:01:45,791 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 07:01:45,791 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 07:01:45,791 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 07:01:45,791 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 07:01:45,791 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 07:01:45,791 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 07:01:45,792 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 07:01:45,792 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 07:01:45,792 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 07:01:45,792 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 07:01:45,792 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 07:01:45,792 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 07:01:45,792 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 07:01:45,792 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 07:01:45,792 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 07:01:45,792 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 07:01:45,792 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 07:01:45,792 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 07:01:45,793 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 07:01:45,793 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 07:01:45,793 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 07:01:45,793 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 07:01:45,793 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 07:01:45,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 07:01:45,793 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 07:01:45,793 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 07:01:45,793 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 07:01:45,793 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 07:01:45,793 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 -> 67d1a487274559e4508e3940adaf209d6702fe4c4ecbf4574241f4dfc45cddf7 [2025-03-17 07:01:46,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 07:01:46,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 07:01:46,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 07:01:46,046 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 07:01:46,047 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 07:01:46,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i [2025-03-17 07:01:47,252 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46efa886e/084870b5038a4155997b033a63ce6a34/FLAGf48055816 [2025-03-17 07:01:47,766 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 07:01:47,766 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i [2025-03-17 07:01:47,807 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46efa886e/084870b5038a4155997b033a63ce6a34/FLAGf48055816 [2025-03-17 07:01:47,824 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46efa886e/084870b5038a4155997b033a63ce6a34 [2025-03-17 07:01:47,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 07:01:47,828 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 07:01:47,829 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 07:01:47,829 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 07:01:47,832 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 07:01:47,833 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:01:47" (1/1) ... [2025-03-17 07:01:47,835 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a85b5a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:47, skipping insertion in model container [2025-03-17 07:01:47,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:01:47" (1/1) ... [2025-03-17 07:01:47,901 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 07:01:48,148 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_negated.i[4497,4510] [2025-03-17 07:01:48,157 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_negated.i[4557,4570] [2025-03-17 07:01:48,713 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:48,714 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:48,714 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:48,715 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:48,715 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:48,724 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:48,725 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:48,727 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:48,727 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:49,162 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:49,162 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:49,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 07:01:49,299 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 07:01:49,309 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_negated.i[4497,4510] [2025-03-17 07:01:49,311 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_negated.i[4557,4570] [2025-03-17 07:01:49,350 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:49,351 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:49,351 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:49,352 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:49,352 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:49,360 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:49,360 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:49,361 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:49,361 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:49,460 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8259] [2025-03-17 07:01:49,461 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:49,462 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:49,475 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8745-8756] [2025-03-17 07:01:49,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 07:01:49,669 INFO L204 MainTranslator]: Completed translation [2025-03-17 07:01:49,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:49 WrapperNode [2025-03-17 07:01:49,670 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 07:01:49,671 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 07:01:49,671 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 07:01:49,671 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 07:01:49,675 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:49" (1/1) ... [2025-03-17 07:01:49,731 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:49" (1/1) ... [2025-03-17 07:01:49,805 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 871 [2025-03-17 07:01:49,806 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 07:01:49,806 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 07:01:49,806 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 07:01:49,806 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 07:01:49,820 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:49" (1/1) ... [2025-03-17 07:01:49,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:49" (1/1) ... [2025-03-17 07:01:49,826 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:49" (1/1) ... [2025-03-17 07:01:49,891 INFO L175 MemorySlicer]: Split 564 memory accesses to 8 slices as follows [2, 257, 238, 2, 8, 47, 4, 6]. 46 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [2, 0, 6, 1, 5, 8, 0, 0]. The 497 writes are split as follows [0, 257, 232, 0, 1, 3, 2, 2]. [2025-03-17 07:01:49,891 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:49" (1/1) ... [2025-03-17 07:01:49,891 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:49" (1/1) ... [2025-03-17 07:01:49,926 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:49" (1/1) ... [2025-03-17 07:01:49,928 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:49" (1/1) ... [2025-03-17 07:01:49,936 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:49" (1/1) ... [2025-03-17 07:01:49,940 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:49" (1/1) ... [2025-03-17 07:01:49,955 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 07:01:49,958 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 07:01:49,959 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 07:01:49,959 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 07:01:49,960 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:49" (1/1) ... [2025-03-17 07:01:49,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 07:01:49,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 07:01:49,986 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) [2025-03-17 07:01:49,988 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 [2025-03-17 07:01:50,005 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2025-03-17 07:01:50,006 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2025-03-17 07:01:50,006 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-03-17 07:01:50,007 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-03-17 07:01:50,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-03-17 07:01:50,008 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-17 07:01:50,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-17 07:01:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 07:01:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 07:01:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-17 07:01:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-17 07:01:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-17 07:01:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-17 07:01:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-17 07:01:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-17 07:01:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2025-03-17 07:01:50,010 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 07:01:50,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-03-17 07:01:50,010 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-03-17 07:01:50,010 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 07:01:50,010 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2025-03-17 07:01:50,010 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2025-03-17 07:01:50,010 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-17 07:01:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-03-17 07:01:50,011 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-03-17 07:01:50,011 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2025-03-17 07:01:50,011 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-17 07:01:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-17 07:01:50,279 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 07:01:50,281 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 07:01:50,329 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2025-03-17 07:01:50,346 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-03-17 07:01:50,395 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917: havoc #t~nondet239;havoc #t~nondet240;havoc #t~bitwise241; [2025-03-17 07:01:50,478 INFO L1322 $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; [2025-03-17 07:01:50,488 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-03-17 07:01:50,497 INFO L1322 $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; [2025-03-17 07:01:50,503 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7310: havoc #t~ret657.base, #t~ret657.offset; [2025-03-17 07:01:57,425 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6588: havoc aws_byte_buf_is_bounded_#t~mem477#1; [2025-03-17 07:01:57,426 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2025-03-17 07:01:57,426 INFO L1322 $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; [2025-03-17 07:01:57,470 INFO L? ?]: Removed 109 outVars from TransFormulas that were not future-live. [2025-03-17 07:01:57,470 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 07:01:57,482 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 07:01:57,483 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 07:01:57,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:01:57 BoogieIcfgContainer [2025-03-17 07:01:57,483 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 07:01:57,485 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 07:01:57,485 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 07:01:57,489 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 07:01:57,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 07:01:47" (1/3) ... [2025-03-17 07:01:57,489 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f70501f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 07:01:57, skipping insertion in model container [2025-03-17 07:01:57,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:49" (2/3) ... [2025-03-17 07:01:57,490 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f70501f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 07:01:57, skipping insertion in model container [2025-03-17 07:01:57,491 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:01:57" (3/3) ... [2025-03-17 07:01:57,492 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be64_harness_negated.i [2025-03-17 07:01:57,501 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 07:01:57,502 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_buf_write_be64_harness_negated.i that has 14 procedures, 145 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 07:01:57,548 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 07:01:57,558 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;@62f84a75, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 07:01:57,558 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 07:01:57,561 INFO L276 IsEmpty]: Start isEmpty. Operand has 145 states, 93 states have (on average 1.2365591397849462) internal successors, (115), 94 states have internal predecessors, (115), 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) [2025-03-17 07:01:57,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2025-03-17 07:01:57,568 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 07:01:57,569 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] [2025-03-17 07:01:57,569 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 07:01:57,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 07:01:57,574 INFO L85 PathProgramCache]: Analyzing trace with hash -825026966, now seen corresponding path program 1 times [2025-03-17 07:01:57,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 07:01:57,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298190373] [2025-03-17 07:01:57,580 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 07:01:57,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 07:03:05,775 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 99 statements into 1 equivalence classes. [2025-03-17 07:03:06,258 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 99 of 99 statements. [2025-03-17 07:03:06,259 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 07:03:06,259 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 07:03:07,000 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2025-03-17 07:03:07,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 07:03:07,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298190373] [2025-03-17 07:03:07,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298190373] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 07:03:07,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1126403363] [2025-03-17 07:03:07,002 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 07:03:07,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 07:03:07,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 07:03:07,004 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) [2025-03-17 07:03:07,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process