./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d 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_init_copy_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 f5dd39c48ce76f8326a75ac77da422c73e3ef3e01f39ceb8a7824c99e1b5196d --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 01:34:37,340 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 01:34:37,391 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-08 01:34:37,395 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 01:34:37,395 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 01:34:37,412 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 01:34:37,413 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 01:34:37,413 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 01:34:37,413 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 01:34:37,413 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 01:34:37,413 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 01:34:37,413 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 01:34:37,414 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 01:34:37,414 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 01:34:37,414 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 01:34:37,414 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 01:34:37,414 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 01:34:37,414 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 01:34:37,414 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 01:34:37,414 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 01:34:37,414 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 01:34:37,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 01:34:37,414 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 01:34:37,414 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 01:34:37,414 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 01:34:37,414 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 01:34:37,414 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 01:34:37,414 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 01:34:37,414 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 01:34:37,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 01:34:37,415 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 01:34:37,415 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 01:34:37,415 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 01:34:37,415 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 01:34:37,415 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 01:34:37,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 01:34:37,415 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 01:34:37,415 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 01:34:37,415 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 01:34:37,415 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 01:34:37,415 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 -> f5dd39c48ce76f8326a75ac77da422c73e3ef3e01f39ceb8a7824c99e1b5196d [2025-02-08 01:34:37,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 01:34:37,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 01:34:37,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 01:34:37,664 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 01:34:37,664 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 01:34:37,665 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness_negated.i [2025-02-08 01:34:38,890 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6db4d1d04/630e79642981435ab01b38b230b5601b/FLAGe8590409e [2025-02-08 01:34:39,335 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 01:34:39,337 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness_negated.i [2025-02-08 01:34:39,368 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6db4d1d04/630e79642981435ab01b38b230b5601b/FLAGe8590409e [2025-02-08 01:34:39,471 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6db4d1d04/630e79642981435ab01b38b230b5601b [2025-02-08 01:34:39,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 01:34:39,474 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 01:34:39,475 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 01:34:39,476 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 01:34:39,479 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 01:34:39,479 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 01:34:39" (1/1) ... [2025-02-08 01:34:39,480 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c39d93f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:34:39, skipping insertion in model container [2025-02-08 01:34:39,480 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 01:34:39" (1/1) ... [2025-02-08 01:34:39,542 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 01:34:39,751 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_init_copy_harness_negated.i[4496,4509] [2025-02-08 01:34:39,758 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_init_copy_harness_negated.i[4556,4569] [2025-02-08 01:34:40,245 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,245 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,246 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,246 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,247 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,261 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,261 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,262 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,262 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,720 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,721 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 01:34:40,878 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 01:34:40,892 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_init_copy_harness_negated.i[4496,4509] [2025-02-08 01:34:40,892 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_init_copy_harness_negated.i[4556,4569] [2025-02-08 01:34:40,933 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,933 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,933 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,934 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,934 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,940 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,941 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,942 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:40,943 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:41,039 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8259] [2025-02-08 01:34:41,040 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:41,040 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:34:41,049 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8745-8756] [2025-02-08 01:34:41,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 01:34:41,262 INFO L204 MainTranslator]: Completed translation [2025-02-08 01:34:41,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:34:41 WrapperNode [2025-02-08 01:34:41,263 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 01:34:41,264 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 01:34:41,264 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 01:34:41,264 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 01:34:41,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:34:41" (1/1) ... [2025-02-08 01:34:41,331 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:34:41" (1/1) ... [2025-02-08 01:34:41,402 INFO L138 Inliner]: procedures = 680, calls = 2622, calls flagged for inlining = 63, calls inlined = 11, statements flattened = 945 [2025-02-08 01:34:41,403 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 01:34:41,404 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 01:34:41,404 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 01:34:41,404 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 01:34:41,413 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:34:41" (1/1) ... [2025-02-08 01:34:41,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:34:41" (1/1) ... [2025-02-08 01:34:41,422 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:34:41" (1/1) ... [2025-02-08 01:34:41,486 INFO L175 MemorySlicer]: Split 566 memory accesses to 5 slices as follows [257, 2, 238, 63, 6]. 45 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [0, 2, 6, 9, 0]. The 503 writes are split as follows [257, 0, 232, 12, 2]. [2025-02-08 01:34:41,491 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:34:41" (1/1) ... [2025-02-08 01:34:41,491 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:34:41" (1/1) ... [2025-02-08 01:34:41,527 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:34:41" (1/1) ... [2025-02-08 01:34:41,529 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:34:41" (1/1) ... [2025-02-08 01:34:41,539 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:34:41" (1/1) ... [2025-02-08 01:34:41,541 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:34:41" (1/1) ... [2025-02-08 01:34:41,552 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 01:34:41,556 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 01:34:41,556 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 01:34:41,556 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 01:34:41,557 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:34:41" (1/1) ... [2025-02-08 01:34:41,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 01:34:41,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 01:34:41,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-08 01:34:41,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-08 01:34:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-02-08 01:34:41,620 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-02-08 01:34:41,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 01:34:41,620 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-02-08 01:34:41,621 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-02-08 01:34:41,621 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2025-02-08 01:34:41,621 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2025-02-08 01:34:41,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-08 01:34:41,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-08 01:34:41,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-08 01:34:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-08 01:34:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-08 01:34:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 01:34:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-08 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-08 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-08 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2025-02-08 01:34:41,623 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2025-02-08 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-02-08 01:34:41,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-02-08 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-08 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-08 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-08 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-08 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-08 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-08 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2025-02-08 01:34:41,624 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2025-02-08 01:34:41,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 01:34:41,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 01:34:41,624 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-02-08 01:34:41,624 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-02-08 01:34:41,624 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-02-08 01:34:41,625 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-02-08 01:34:41,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-08 01:34:41,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-08 01:34:41,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-08 01:34:41,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-08 01:34:41,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-08 01:34:41,625 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-02-08 01:34:41,625 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-02-08 01:34:41,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-02-08 01:34:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-02-08 01:34:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-02-08 01:34:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-02-08 01:34:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-02-08 01:34:41,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-02-08 01:34:41,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-02-08 01:34:41,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-02-08 01:34:41,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-02-08 01:34:41,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-02-08 01:34:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-08 01:34:41,626 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-08 01:34:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2025-02-08 01:34:41,626 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2025-02-08 01:34:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2025-02-08 01:34:41,626 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2025-02-08 01:34:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 01:34:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-02-08 01:34:41,628 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-02-08 01:34:41,628 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-08 01:34:41,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-08 01:34:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 01:34:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 01:34:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-08 01:34:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-08 01:34:41,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-08 01:34:41,881 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 01:34:41,882 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 01:34:41,922 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2025-02-08 01:34:41,949 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-02-08 01:34:41,969 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6888: havoc #t~ret561;havoc #t~ite563.base, #t~ite563.offset;havoc #t~ret562.base, #t~ret562.offset; [2025-02-08 01:34:42,032 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7367: havoc #t~mem682;havoc #t~mem683;havoc #t~short684;havoc #t~mem685.base, #t~mem685.offset;havoc #t~short686;havoc #t~mem687;havoc #t~mem688;havoc #t~mem689;havoc #t~short690;havoc #t~mem691;havoc #t~mem692.base, #t~mem692.offset;havoc #t~short693;havoc #t~short694;havoc #t~short695;havoc #t~short696; [2025-02-08 01:34:42,048 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-02-08 01:34:42,053 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6913: havoc #t~ret569.base, #t~ret569.offset; [2025-02-08 01:34:42,104 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7310: havoc #t~ret657.base, #t~ret657.offset; [2025-02-08 01:34:48,780 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8979: havoc aws_byte_buf_init_copy_harness_#t~mem1245#1.base, aws_byte_buf_init_copy_harness_#t~mem1245#1.offset;call aws_byte_buf_init_copy_harness_#t~mem1246#1.base, aws_byte_buf_init_copy_harness_#t~mem1246#1.offset := read~$Pointer$#3(aws_byte_buf_init_copy_harness_~dest~1#1.base, 8 + aws_byte_buf_init_copy_harness_~dest~1#1.offset, 8); [2025-02-08 01:34:48,781 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8979-1: SUMMARY for call assert_byte_from_buffer_matches(aws_byte_buf_init_copy_harness_#t~mem1245#1.base, aws_byte_buf_init_copy_harness_#t~mem1245#1.offset, aws_byte_buf_init_copy_harness_~#old_byte~0#1.base, aws_byte_buf_init_copy_harness_~#old_byte~0#1.offset); srcloc: null [2025-02-08 01:34:48,781 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7088: SUMMARY for call __VERIFIER_assert((if 0 == (if !((if assert_bytes_match_~a#1.base == 0 && assert_bytes_match_~a#1.offset == 0 then 1 else 0) == (if assert_bytes_match_~b#1.base == 0 && assert_bytes_match_~b#1.offset == 0 then 1 else 0)) then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:34:48,781 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8980: havoc aws_byte_buf_init_copy_harness_#t~mem1246#1.base, aws_byte_buf_init_copy_harness_#t~mem1246#1.offset; [2025-02-08 01:34:48,781 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8980-1: SUMMARY for call assert_byte_from_buffer_matches(aws_byte_buf_init_copy_harness_#t~mem1246#1.base, aws_byte_buf_init_copy_harness_#t~mem1246#1.offset, aws_byte_buf_init_copy_harness_~#old_byte~0#1.base, aws_byte_buf_init_copy_harness_~#old_byte~0#1.offset); srcloc: null [2025-02-08 01:34:48,782 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7089: assume (assert_bytes_match_~len#1 % 18446744073709551616 > 0 && (assert_bytes_match_~a#1.base != 0 || assert_bytes_match_~a#1.offset != 0)) && (assert_bytes_match_~b#1.base != 0 || assert_bytes_match_~b#1.offset != 0); [2025-02-08 01:34:48,782 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7089: assume !((assert_bytes_match_~len#1 % 18446744073709551616 > 0 && (assert_bytes_match_~a#1.base != 0 || assert_bytes_match_~a#1.offset != 0)) && (assert_bytes_match_~b#1.base != 0 || assert_bytes_match_~b#1.offset != 0)); [2025-02-08 01:34:48,782 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6594: havoc aws_byte_buf_has_allocator_#t~mem479#1.base, aws_byte_buf_has_allocator_#t~mem479#1.offset;havoc aws_byte_buf_has_allocator_#t~ret478#1.base, aws_byte_buf_has_allocator_#t~ret478#1.offset;aws_byte_buf_init_copy_harness_#t~ret1235#1 := aws_byte_buf_has_allocator_#res#1;havoc aws_byte_buf_has_allocator_#t~mem479#1.base, aws_byte_buf_has_allocator_#t~mem479#1.offset, aws_byte_buf_has_allocator_#t~ret478#1.base, aws_byte_buf_has_allocator_#t~ret478#1.offset, aws_byte_buf_has_allocator_~buf#1.base, aws_byte_buf_has_allocator_~buf#1.offset;havoc aws_byte_buf_has_allocator_#in~buf#1.base, aws_byte_buf_has_allocator_#in~buf#1.offset;assume { :end_inline_aws_byte_buf_has_allocator } true; [2025-02-08 01:34:48,782 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7098: havoc assert_bytes_match_~i~4#1;havoc assert_bytes_match_#t~mem595#1;havoc assert_bytes_match_#t~mem596#1; [2025-02-08 01:34:48,782 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7098-1: SUMMARY for call __VERIFIER_assert((if 0 == (if !((if assert_bytes_match_#t~mem595#1 % 256 % 4294967296 <= 2147483647 then assert_bytes_match_#t~mem595#1 % 256 % 4294967296 else assert_bytes_match_#t~mem595#1 % 256 % 4294967296 - 4294967296) == (if assert_bytes_match_#t~mem596#1 % 256 % 4294967296 <= 2147483647 then assert_bytes_match_#t~mem596#1 % 256 % 4294967296 else assert_bytes_match_#t~mem596#1 % 256 % 4294967296 - 4294967296)) then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:34:48,782 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8973: havoc aws_byte_buf_init_copy_harness_#t~ret1235#1;call aws_byte_buf_init_copy_harness_#t~mem1236#1 := read~int#3(aws_byte_buf_init_copy_harness_~dest~1#1.base, aws_byte_buf_init_copy_harness_~dest~1#1.offset, 8);call aws_byte_buf_init_copy_harness_#t~mem1237#1 := read~int#3(aws_byte_buf_init_copy_harness_~#src~0#1.base, aws_byte_buf_init_copy_harness_~#src~0#1.offset, 8); [2025-02-08 01:34:48,782 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8973-1: SUMMARY for call __VERIFIER_assert((if 0 == (if 0 == aws_byte_buf_init_copy_harness_#t~ret1235#1 % 256 then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:34:48,782 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8974-1: SUMMARY for call __VERIFIER_assert((if 0 == (if !(aws_byte_buf_init_copy_harness_#t~mem1236#1 % 18446744073709551616 == aws_byte_buf_init_copy_harness_#t~mem1237#1 % 18446744073709551616) then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:34:48,782 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8974: havoc aws_byte_buf_init_copy_harness_#t~mem1236#1;havoc aws_byte_buf_init_copy_harness_#t~mem1237#1;call aws_byte_buf_init_copy_harness_#t~mem1238#1 := read~int#3(aws_byte_buf_init_copy_harness_~dest~1#1.base, 16 + aws_byte_buf_init_copy_harness_~dest~1#1.offset, 8);call aws_byte_buf_init_copy_harness_#t~mem1239#1 := read~int#3(aws_byte_buf_init_copy_harness_~#src~0#1.base, 16 + aws_byte_buf_init_copy_harness_~#src~0#1.offset, 8); [2025-02-08 01:34:48,782 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6588: havoc aws_byte_buf_is_bounded_#t~mem477#1; [2025-02-08 01:34:48,782 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7125-1: SUMMARY for call assume_abort_if_not((if 0 == (if save_byte_from_array_#t~mem603#1 % 18446744073709551616 < save_byte_from_array_~size#1 % 18446744073709551616 then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:34:48,783 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7125: havoc save_byte_from_array_#t~mem603#1;call save_byte_from_array_#t~mem604#1 := read~int#4(save_byte_from_array_~storage#1.base, save_byte_from_array_~storage#1.offset, 8);call save_byte_from_array_#t~mem605#1 := read~int#3(save_byte_from_array_~array#1.base, save_byte_from_array_~array#1.offset + (if save_byte_from_array_#t~mem604#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then save_byte_from_array_#t~mem604#1 % 18446744073709551616 % 18446744073709551616 else save_byte_from_array_#t~mem604#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616), 1);call write~int#4(save_byte_from_array_#t~mem605#1, save_byte_from_array_~storage#1.base, 8 + save_byte_from_array_~storage#1.offset, 1);havoc save_byte_from_array_#t~mem604#1;havoc save_byte_from_array_#t~mem605#1; [2025-02-08 01:34:48,783 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8975: havoc aws_byte_buf_init_copy_harness_#t~mem1238#1;havoc aws_byte_buf_init_copy_harness_#t~mem1239#1;call aws_byte_buf_init_copy_harness_#t~mem1240#1.base, aws_byte_buf_init_copy_harness_#t~mem1240#1.offset := read~$Pointer$#3(aws_byte_buf_init_copy_harness_~dest~1#1.base, 8 + aws_byte_buf_init_copy_harness_~dest~1#1.offset, 8);call aws_byte_buf_init_copy_harness_#t~mem1241#1.base, aws_byte_buf_init_copy_harness_#t~mem1241#1.offset := read~$Pointer$#3(aws_byte_buf_init_copy_harness_~#src~0#1.base, 8 + aws_byte_buf_init_copy_harness_~#src~0#1.offset, 8);call aws_byte_buf_init_copy_harness_#t~mem1242#1 := read~int#3(aws_byte_buf_init_copy_harness_~dest~1#1.base, aws_byte_buf_init_copy_harness_~dest~1#1.offset, 8);assume { :begin_inline_assert_bytes_match } true;assert_bytes_match_#in~a#1.base, assert_bytes_match_#in~a#1.offset, assert_bytes_match_#in~b#1.base, assert_bytes_match_#in~b#1.offset, assert_bytes_match_#in~len#1 := aws_byte_buf_init_copy_harness_#t~mem1240#1.base, aws_byte_buf_init_copy_harness_#t~mem1240#1.offset, aws_byte_buf_init_copy_harness_#t~mem1241#1.base, aws_byte_buf_init_copy_harness_#t~mem1241#1.offset, aws_byte_buf_init_copy_harness_#t~mem1242#1;havoc assert_bytes_match_#t~ret594#1, assert_bytes_match_#t~mem595#1, assert_bytes_match_#t~mem596#1, assert_bytes_match_~i~4#1, assert_bytes_match_~a#1.base, assert_bytes_match_~a#1.offset, assert_bytes_match_~b#1.base, assert_bytes_match_~b#1.offset, assert_bytes_match_~len#1;assert_bytes_match_~a#1.base, assert_bytes_match_~a#1.offset := assert_bytes_match_#in~a#1.base, assert_bytes_match_#in~a#1.offset;assert_bytes_match_~b#1.base, assert_bytes_match_~b#1.offset := assert_bytes_match_#in~b#1.base, assert_bytes_match_#in~b#1.offset;assert_bytes_match_~len#1 := assert_bytes_match_#in~len#1; [2025-02-08 01:34:48,783 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8975-1: SUMMARY for call __VERIFIER_assert((if 0 == (if !(aws_byte_buf_init_copy_harness_#t~mem1238#1 % 18446744073709551616 == aws_byte_buf_init_copy_harness_#t~mem1239#1 % 18446744073709551616) then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:34:48,783 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1;save_byte_from_array_#t~ret602#1 := nondet_size_t_#res#1;havoc nondet_size_t_#t~nondet6#1;assume { :end_inline_nondet_size_t } true;call write~int#4(save_byte_from_array_#t~ret602#1, save_byte_from_array_~storage#1.base, save_byte_from_array_~storage#1.offset, 8);havoc save_byte_from_array_#t~ret602#1;call save_byte_from_array_#t~mem603#1 := read~int#4(save_byte_from_array_~storage#1.base, save_byte_from_array_~storage#1.offset, 8); [2025-02-08 01:34:48,783 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8976: havoc assert_bytes_match_#t~ret594#1, assert_bytes_match_#t~mem595#1, assert_bytes_match_#t~mem596#1, assert_bytes_match_~i~4#1, assert_bytes_match_~a#1.base, assert_bytes_match_~a#1.offset, assert_bytes_match_~b#1.base, assert_bytes_match_~b#1.offset, assert_bytes_match_~len#1;havoc assert_bytes_match_#in~a#1.base, assert_bytes_match_#in~a#1.offset, assert_bytes_match_#in~b#1.base, assert_bytes_match_#in~b#1.offset, assert_bytes_match_#in~len#1;assume { :end_inline_assert_bytes_match } true;havoc aws_byte_buf_init_copy_harness_#t~mem1240#1.base, aws_byte_buf_init_copy_harness_#t~mem1240#1.offset;havoc aws_byte_buf_init_copy_harness_#t~mem1241#1.base, aws_byte_buf_init_copy_harness_#t~mem1241#1.offset;havoc aws_byte_buf_init_copy_harness_#t~mem1242#1; [2025-02-08 01:34:48,783 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7341-2: havoc aws_byte_buf_init_copy_#t~ret665#1; [2025-02-08 01:34:48,783 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7094: assert_bytes_match_~i~4#1 := assert_bytes_match_#t~ret594#1;havoc assert_bytes_match_#t~ret594#1; [2025-02-08 01:34:48,783 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7094-1: SUMMARY for call assert_bytes_match_#t~ret594#1 := nondet_uint64_t(); srcloc: null [2025-02-08 01:34:48,783 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8977: havoc aws_byte_buf_init_copy_harness_#t~ret1243#1;call aws_byte_buf_init_copy_harness_#t~mem1244#1 := read~int#3(aws_byte_buf_init_copy_harness_~#src~0#1.base, aws_byte_buf_init_copy_harness_~#src~0#1.offset, 8); [2025-02-08 01:34:48,783 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8977-1: SUMMARY for call __VERIFIER_assert((if 0 == (if 0 == aws_byte_buf_init_copy_harness_#t~ret1243#1 % 256 then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:34:48,783 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8977-2: SUMMARY for call aws_byte_buf_init_copy_harness_#t~ret1243#1 := aws_byte_buf_is_valid(aws_byte_buf_init_copy_harness_~#src~0#1.base, aws_byte_buf_init_copy_harness_~#src~0#1.offset); srcloc: null [2025-02-08 01:34:48,783 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7095-1: SUMMARY for call assume_abort_if_not((if 0 == (if assert_bytes_match_~i~4#1 % 18446744073709551616 < assert_bytes_match_~len#1 % 18446744073709551616 && assert_bytes_match_~len#1 % 18446744073709551616 < 36028797018963967 then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:34:48,783 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7095: call assert_bytes_match_#t~mem595#1 := read~int#3(assert_bytes_match_~a#1.base, assert_bytes_match_~a#1.offset + (if assert_bytes_match_~i~4#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then assert_bytes_match_~i~4#1 % 18446744073709551616 % 18446744073709551616 else assert_bytes_match_~i~4#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616), 1);call assert_bytes_match_#t~mem596#1 := read~int#3(assert_bytes_match_~b#1.base, assert_bytes_match_~b#1.offset + (if assert_bytes_match_~i~4#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then assert_bytes_match_~i~4#1 % 18446744073709551616 % 18446744073709551616 else assert_bytes_match_~i~4#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616), 1); [2025-02-08 01:34:48,783 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8978: assume aws_byte_buf_init_copy_harness_#t~mem1244#1 % 18446744073709551616 > 0;havoc aws_byte_buf_init_copy_harness_#t~mem1244#1;call aws_byte_buf_init_copy_harness_#t~mem1245#1.base, aws_byte_buf_init_copy_harness_#t~mem1245#1.offset := read~$Pointer$#3(aws_byte_buf_init_copy_harness_~#src~0#1.base, 8 + aws_byte_buf_init_copy_harness_~#src~0#1.offset, 8); [2025-02-08 01:34:48,784 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8978: assume !(aws_byte_buf_init_copy_harness_#t~mem1244#1 % 18446744073709551616 > 0);havoc aws_byte_buf_init_copy_harness_#t~mem1244#1; [2025-02-08 01:34:48,941 INFO L? ?]: Removed 134 outVars from TransFormulas that were not future-live. [2025-02-08 01:34:48,942 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 01:34:48,952 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 01:34:48,954 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 01:34:48,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 01:34:48 BoogieIcfgContainer [2025-02-08 01:34:48,954 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 01:34:48,956 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 01:34:48,956 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 01:34:48,960 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 01:34:48,960 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 01:34:39" (1/3) ... [2025-02-08 01:34:48,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d31617d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 01:34:48, skipping insertion in model container [2025-02-08 01:34:48,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:34:41" (2/3) ... [2025-02-08 01:34:48,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d31617d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 01:34:48, skipping insertion in model container [2025-02-08 01:34:48,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 01:34:48" (3/3) ... [2025-02-08 01:34:48,962 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_init_copy_harness_negated.i [2025-02-08 01:34:48,973 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 01:34:48,974 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_buf_init_copy_harness_negated.i that has 20 procedures, 172 locations, 1 initial locations, 9 loop locations, and 1 error locations. [2025-02-08 01:34:49,010 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 01:34:49,017 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;@7a50be6c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 01:34:49,018 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-08 01:34:49,020 INFO L276 IsEmpty]: Start isEmpty. Operand has 150 states, 95 states have (on average 1.2736842105263158) internal successors, (121), 100 states have internal predecessors, (121), 36 states have call successors, (36), 13 states have call predecessors, (36), 13 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2025-02-08 01:34:49,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2025-02-08 01:34:49,026 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 01:34:49,026 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 01:34:49,026 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-08 01:34:49,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 01:34:49,029 INFO L85 PathProgramCache]: Analyzing trace with hash -134740832, now seen corresponding path program 1 times [2025-02-08 01:34:49,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 01:34:49,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820932607] [2025-02-08 01:34:49,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 01:34:49,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 01:35:55,906 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 80 statements into 1 equivalence classes. [2025-02-08 01:35:56,387 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 80 of 80 statements. [2025-02-08 01:35:56,388 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 01:35:56,388 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 01:35:56,993 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2025-02-08 01:35:56,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 01:35:56,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820932607] [2025-02-08 01:35:56,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820932607] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 01:35:56,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [338928823] [2025-02-08 01:35:56,994 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 01:35:56,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 01:35:56,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 01:35:56,996 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 01:35:56,998 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