./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 551b0097 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-?-551b009-m [2025-01-09 17:05:08,573 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 17:05:08,625 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 17:05:08,629 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 17:05:08,633 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 17:05:08,655 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 17:05:08,656 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 17:05:08,656 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 17:05:08,657 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 17:05:08,657 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 17:05:08,658 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 17:05:08,658 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 17:05:08,658 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 17:05:08,658 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 17:05:08,659 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 17:05:08,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 17:05:08,659 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 17:05:08,659 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 17:05:08,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 17:05:08,659 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 17:05:08,659 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 17:05:08,659 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 17:05:08,660 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 17:05:08,660 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 17:05:08,660 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 17:05:08,660 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 17:05:08,660 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:05:08,660 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:05:08,660 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:05:08,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:05:08,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 17:05:08,661 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:05:08,661 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:05:08,661 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:05:08,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:05:08,661 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 17:05:08,661 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 17:05:08,661 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 17:05:08,661 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 17:05:08,661 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 17:05:08,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 17:05:08,661 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 17:05:08,661 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 17:05:08,661 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 17:05:08,661 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 17:05:08,661 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 [2025-01-09 17:05:08,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 17:05:08,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 17:05:08,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 17:05:08,887 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 17:05:08,887 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 17:05:08,888 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i [2025-01-09 17:05:10,011 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/171e08312/7c8737ee0163432cae163142d53295e4/FLAG4fe79cdfd [2025-01-09 17:05:10,413 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 17:05:10,414 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i [2025-01-09 17:05:10,442 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/171e08312/7c8737ee0163432cae163142d53295e4/FLAG4fe79cdfd [2025-01-09 17:05:10,455 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/171e08312/7c8737ee0163432cae163142d53295e4 [2025-01-09 17:05:10,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 17:05:10,458 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 17:05:10,458 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 17:05:10,458 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 17:05:10,462 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 17:05:10,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:05:10" (1/1) ... [2025-01-09 17:05:10,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@144b4654 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:10, skipping insertion in model container [2025-01-09 17:05:10,463 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:05:10" (1/1) ... [2025-01-09 17:05:10,548 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 17:05:10,707 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] [2025-01-09 17:05:10,712 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] [2025-01-09 17:05:11,108 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,109 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,109 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,110 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,111 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,119 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,120 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,121 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,121 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,490 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,490 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:05:11,623 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 17:05:11,633 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] [2025-01-09 17:05:11,633 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] [2025-01-09 17:05:11,669 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,671 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,671 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,671 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,672 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,677 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,677 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,678 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,679 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,765 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8259] [2025-01-09 17:05:11,767 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,768 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:11,776 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8745-8756] [2025-01-09 17:05:11,788 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:05:11,932 INFO L204 MainTranslator]: Completed translation [2025-01-09 17:05:11,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:11 WrapperNode [2025-01-09 17:05:11,933 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 17:05:11,933 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 17:05:11,933 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 17:05:11,933 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 17:05:11,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:11" (1/1) ... [2025-01-09 17:05:11,980 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:11" (1/1) ... [2025-01-09 17:05:12,015 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 871 [2025-01-09 17:05:12,016 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 17:05:12,016 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 17:05:12,016 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 17:05:12,016 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 17:05:12,027 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:11" (1/1) ... [2025-01-09 17:05:12,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:11" (1/1) ... [2025-01-09 17:05:12,035 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:11" (1/1) ... [2025-01-09 17:05:12,109 INFO L175 MemorySlicer]: Split 564 memory accesses to 8 slices as follows [4, 2, 257, 238, 2, 47, 6, 8]. 46 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [0, 2, 0, 6, 1, 8, 0, 5]. The 497 writes are split as follows [2, 0, 257, 232, 0, 3, 2, 1]. [2025-01-09 17:05:12,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:11" (1/1) ... [2025-01-09 17:05:12,112 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:11" (1/1) ... [2025-01-09 17:05:12,137 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:11" (1/1) ... [2025-01-09 17:05:12,138 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:11" (1/1) ... [2025-01-09 17:05:12,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:11" (1/1) ... [2025-01-09 17:05:12,145 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:11" (1/1) ... [2025-01-09 17:05:12,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:11" (1/1) ... [2025-01-09 17:05:12,153 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 17:05:12,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 17:05:12,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 17:05:12,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 17:05:12,154 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:11" (1/1) ... [2025-01-09 17:05:12,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:05:12,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:05:12,191 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) [2025-01-09 17:05:12,196 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 [2025-01-09 17:05:12,220 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2025-01-09 17:05:12,220 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2025-01-09 17:05:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-01-09 17:05:12,221 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-01-09 17:05:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 17:05:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-01-09 17:05:12,221 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-01-09 17:05:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 17:05:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 17:05:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 17:05:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 17:05:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 17:05:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 17:05:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 17:05:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 17:05:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 17:05:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 17:05:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 17:05:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 17:05:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 17:05:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 17:05:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 17:05:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 17:05:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-01-09 17:05:12,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-01-09 17:05:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 17:05:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 17:05:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 17:05:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 17:05:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 17:05:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 17:05:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 17:05:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 17:05:12,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 17:05:12,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 17:05:12,224 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2025-01-09 17:05:12,224 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2025-01-09 17:05:12,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 17:05:12,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 17:05:12,224 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-01-09 17:05:12,224 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-01-09 17:05:12,224 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-01-09 17:05:12,224 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-01-09 17:05:12,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 17:05:12,226 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2025-01-09 17:05:12,226 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2025-01-09 17:05:12,226 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-01-09 17:05:12,226 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-01-09 17:05:12,226 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 17:05:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 17:05:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 17:05:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 17:05:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 17:05:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 17:05:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 17:05:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 17:05:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2025-01-09 17:05:12,227 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2025-01-09 17:05:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 17:05:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 17:05:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 17:05:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 17:05:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 17:05:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 17:05:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 17:05:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 17:05:12,466 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 17:05:12,468 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 17:05:19,739 INFO L? ?]: Removed 111 outVars from TransFormulas that were not future-live. [2025-01-09 17:05:19,739 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 17:05:19,753 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 17:05:19,753 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 17:05:19,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:05:19 BoogieIcfgContainer [2025-01-09 17:05:19,753 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 17:05:19,754 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 17:05:19,754 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 17:05:19,758 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 17:05:19,758 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 05:05:10" (1/3) ... [2025-01-09 17:05:19,759 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7258a0d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:05:19, skipping insertion in model container [2025-01-09 17:05:19,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:11" (2/3) ... [2025-01-09 17:05:19,759 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7258a0d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:05:19, skipping insertion in model container [2025-01-09 17:05:19,760 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:05:19" (3/3) ... [2025-01-09 17:05:19,761 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be64_harness_negated.i [2025-01-09 17:05:19,772 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 17:05:19,774 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. [2025-01-09 17:05:19,819 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 17:05:19,826 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;@4704f4a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 17:05:19,826 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 17:05:19,828 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) [2025-01-09 17:05:19,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2025-01-09 17:05:19,834 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 17:05:19,834 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] [2025-01-09 17:05:19,835 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 17:05:19,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 17:05:19,837 INFO L85 PathProgramCache]: Analyzing trace with hash 754503209, now seen corresponding path program 1 times [2025-01-09 17:05:19,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 17:05:19,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535130273] [2025-01-09 17:05:19,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:05:19,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 17:06:25,343 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 101 statements into 1 equivalence classes. [2025-01-09 17:06:25,856 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 101 of 101 statements. [2025-01-09 17:06:25,857 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 17:06:25,857 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 17:06:26,518 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2025-01-09 17:06:26,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 17:06:26,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535130273] [2025-01-09 17:06:26,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535130273] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 17:06:26,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1486674638] [2025-01-09 17:06:26,520 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:06:26,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 17:06:26,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:06:26,522 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) [2025-01-09 17:06:26,531 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