./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 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_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-?-e2fb8be-m [2025-03-08 17:54:22,566 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 17:54:22,615 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 17:54:22,626 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 17:54:22,626 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 17:54:22,652 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 17:54:22,653 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 17:54:22,653 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 17:54:22,654 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 17:54:22,654 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 17:54:22,654 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 17:54:22,655 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 17:54:22,655 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 17:54:22,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 17:54:22,655 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 17:54:22,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 17:54:22,656 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 17:54:22,656 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 17:54:22,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 17:54:22,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 17:54:22,656 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 17:54:22,656 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 17:54:22,656 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 17:54:22,657 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 17:54:22,657 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 17:54:22,657 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 17:54:22,657 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 17:54:22,657 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 17:54:22,657 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 17:54:22,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 17:54:22,657 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 17:54:22,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 17:54:22,658 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 17:54:22,658 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 17:54:22,658 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 17:54:22,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 17:54:22,658 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 17:54:22,658 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 17:54:22,658 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 17:54:22,659 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 17:54:22,659 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 [2025-03-08 17:54:22,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 17:54:22,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 17:54:22,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 17:54:22,910 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 17:54:22,910 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 17:54:22,911 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i [2025-03-08 17:54:24,113 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a798bf3c/d9790975751948f998c76301aec1da84/FLAG4c5ff1ec4 [2025-03-08 17:54:24,514 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 17:54:24,514 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i [2025-03-08 17:54:24,535 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a798bf3c/d9790975751948f998c76301aec1da84/FLAG4c5ff1ec4 [2025-03-08 17:54:24,685 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a798bf3c/d9790975751948f998c76301aec1da84 [2025-03-08 17:54:24,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 17:54:24,689 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 17:54:24,690 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 17:54:24,691 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 17:54:24,694 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 17:54:24,694 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 05:54:24" (1/1) ... [2025-03-08 17:54:24,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fdd72e 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 17:54:24,695 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 05:54:24" (1/1) ... [2025-03-08 17:54:24,752 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 17:54:24,948 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] [2025-03-08 17:54:24,956 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] [2025-03-08 17:54:25,534 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,535 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,535 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,535 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,536 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,545 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,545 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,546 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:25,547 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:26,018 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:26,019 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:26,109 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 17:54:26,159 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 17:54:26,172 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] [2025-03-08 17:54:26,176 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] [2025-03-08 17:54:26,217 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:26,218 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:26,218 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:26,218 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:26,219 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:26,225 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:26,226 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:26,228 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:26,228 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:26,325 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8259] [2025-03-08 17:54:26,327 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:26,327 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 17:54:26,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8745-8756] [2025-03-08 17:54:26,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 17:54:26,504 INFO L204 MainTranslator]: Completed translation [2025-03-08 17:54:26,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:26 WrapperNode [2025-03-08 17:54:26,505 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 17:54:26,506 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 17:54:26,506 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 17:54:26,506 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 17:54:26,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:26" (1/1) ... [2025-03-08 17:54:26,562 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:26" (1/1) ... [2025-03-08 17:54:26,616 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 871 [2025-03-08 17:54:26,616 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 17:54:26,617 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 17:54:26,617 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 17:54:26,617 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 17:54:26,638 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:26" (1/1) ... [2025-03-08 17:54:26,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:26" (1/1) ... [2025-03-08 17:54:26,643 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:26" (1/1) ... [2025-03-08 17:54:26,706 INFO L175 MemorySlicer]: Split 564 memory accesses to 8 slices as follows [47, 6, 257, 2, 238, 2, 8, 4]. 46 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [8, 0, 0, 2, 6, 1, 5, 0]. The 497 writes are split as follows [3, 2, 257, 0, 232, 0, 1, 2]. [2025-03-08 17:54:26,707 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:26" (1/1) ... [2025-03-08 17:54:26,707 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:26" (1/1) ... [2025-03-08 17:54:26,740 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:26" (1/1) ... [2025-03-08 17:54:26,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:26" (1/1) ... [2025-03-08 17:54:26,752 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:26" (1/1) ... [2025-03-08 17:54:26,757 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:26" (1/1) ... [2025-03-08 17:54:26,768 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 17:54:26,770 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 17:54:26,770 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 17:54:26,770 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 17:54:26,771 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:26" (1/1) ... [2025-03-08 17:54:26,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 17:54:26,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 17:54:26,796 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 17:54:26,799 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 17:54:26,816 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2025-03-08 17:54:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2025-03-08 17:54:26,817 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-03-08 17:54:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-03-08 17:54:26,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 17:54:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-03-08 17:54:26,819 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-03-08 17:54:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 17:54:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 17:54:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 17:54:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 17:54:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 17:54:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 17:54:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 17:54:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 17:54:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 17:54:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-08 17:54:26,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 17:54:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2025-03-08 17:54:26,821 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 17:54:26,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-03-08 17:54:26,821 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-03-08 17:54:26,821 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 17:54:26,821 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2025-03-08 17:54:26,821 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 17:54:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2025-03-08 17:54:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-03-08 17:54:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-03-08 17:54:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2025-03-08 17:54:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 17:54:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 17:54:27,080 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 17:54:27,083 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 17:54:27,114 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2025-03-08 17:54:27,131 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-03-08 17:54:27,206 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917: havoc #t~nondet239;havoc #t~nondet240;havoc #t~bitwise241; [2025-03-08 17:54:27,284 INFO L1307 $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; [2025-03-08 17:54:27,301 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-03-08 17:54:27,310 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 17:54:27,317 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7310: havoc #t~ret657.base, #t~ret657.offset; [2025-03-08 17:54:34,093 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6588: havoc aws_byte_buf_is_bounded_#t~mem477#1; [2025-03-08 17:54:34,093 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2025-03-08 17:54:34,093 INFO L1307 $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; [2025-03-08 17:54:34,138 INFO L? ?]: Removed 111 outVars from TransFormulas that were not future-live. [2025-03-08 17:54:34,138 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 17:54:34,157 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 17:54:34,158 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 17:54:34,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 05:54:34 BoogieIcfgContainer [2025-03-08 17:54:34,158 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 17:54:34,160 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 17:54:34,160 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 17:54:34,163 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 17:54:34,164 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 05:54:24" (1/3) ... [2025-03-08 17:54:34,165 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42f6ae9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 05:54:34, skipping insertion in model container [2025-03-08 17:54:34,165 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:54:26" (2/3) ... [2025-03-08 17:54:34,165 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42f6ae9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 05:54:34, skipping insertion in model container [2025-03-08 17:54:34,165 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 05:54:34" (3/3) ... [2025-03-08 17:54:34,166 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be64_harness_negated.i [2025-03-08 17:54:34,177 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 17:54:34,178 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. [2025-03-08 17:54:34,228 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 17:54:34,238 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;@2a6d1e49, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 17:54:34,239 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 17:54:34,242 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 17:54:34,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2025-03-08 17:54:34,249 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 17:54:34,250 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 17:54:34,250 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 17:54:34,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 17:54:34,254 INFO L85 PathProgramCache]: Analyzing trace with hash 151821810, now seen corresponding path program 1 times [2025-03-08 17:54:34,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 17:54:34,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654963290] [2025-03-08 17:54:34,262 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 17:54:34,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 17:55:40,095 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 101 statements into 1 equivalence classes. [2025-03-08 17:55:40,584 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 101 of 101 statements. [2025-03-08 17:55:40,585 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 17:55:40,585 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 17:55:41,263 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 17:55:41,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 17:55:41,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654963290] [2025-03-08 17:55:41,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654963290] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 17:55:41,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [747478184] [2025-03-08 17:55:41,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 17:55:41,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 17:55:41,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 17:55:41,266 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 17:55:41,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process