./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_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_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 983481f5e23e9dbaf95892c19981dd4a39c2fab33de5cb70c70e0ce781cf6fc6 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 17:06:34,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 17:06:34,296 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 17:06:34,299 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 17:06:34,299 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 17:06:34,320 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 17:06:34,320 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 17:06:34,320 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 17:06:34,322 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 17:06:34,322 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 17:06:34,323 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 17:06:34,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 17:06:34,323 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 17:06:34,324 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 17:06:34,324 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 17:06:34,324 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 17:06:34,324 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 17:06:34,324 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 17:06:34,325 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 17:06:34,325 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 17:06:34,325 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 17:06:34,325 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 17:06:34,325 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 17:06:34,325 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 17:06:34,325 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 17:06:34,325 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 17:06:34,325 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:06:34,325 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:06:34,325 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:06:34,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:06:34,326 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 17:06:34,326 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:06:34,326 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:06:34,326 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:06:34,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:06:34,326 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 17:06:34,326 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 17:06:34,326 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 17:06:34,327 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 17:06:34,327 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 17:06:34,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 17:06:34,327 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 17:06:34,327 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 17:06:34,327 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 17:06:34,327 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 17:06:34,327 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 -> 983481f5e23e9dbaf95892c19981dd4a39c2fab33de5cb70c70e0ce781cf6fc6 [2025-01-09 17:06:34,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 17:06:34,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 17:06:34,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 17:06:34,556 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 17:06:34,556 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 17:06:34,558 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i [2025-01-09 17:06:35,763 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/66d9c0599/7ee411abe44e48079bf498dfc2cd3041/FLAGb7ee7176b [2025-01-09 17:06:36,213 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 17:06:36,213 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i [2025-01-09 17:06:36,249 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/66d9c0599/7ee411abe44e48079bf498dfc2cd3041/FLAGb7ee7176b [2025-01-09 17:06:36,312 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/66d9c0599/7ee411abe44e48079bf498dfc2cd3041 [2025-01-09 17:06:36,314 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 17:06:36,315 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 17:06:36,316 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 17:06:36,316 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 17:06:36,318 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 17:06:36,319 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:06:36" (1/1) ... [2025-01-09 17:06:36,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39718001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:36, skipping insertion in model container [2025-01-09 17:06:36,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:06:36" (1/1) ... [2025-01-09 17:06:36,373 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 17:06:36,576 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_harness_negated.i[4492,4505] [2025-01-09 17:06:36,586 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_harness_negated.i[4552,4565] [2025-01-09 17:06:37,081 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,082 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,082 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,082 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,083 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,091 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,092 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,093 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,093 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,488 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,488 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:06:37,573 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 17:06:37,587 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_harness_negated.i[4492,4505] [2025-01-09 17:06:37,588 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_harness_negated.i[4552,4565] [2025-01-09 17:06:37,613 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,614 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,614 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,615 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,615 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,620 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,621 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,621 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,621 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2025-01-09 17:06:37,730 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,731 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:37,741 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2025-01-09 17:06:37,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:06:37,961 INFO L204 MainTranslator]: Completed translation [2025-01-09 17:06:37,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:37 WrapperNode [2025-01-09 17:06:37,962 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 17:06:37,963 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 17:06:37,963 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 17:06:37,963 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 17:06:37,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:37" (1/1) ... [2025-01-09 17:06:38,070 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:37" (1/1) ... [2025-01-09 17:06:38,134 INFO L138 Inliner]: procedures = 679, calls = 2631, calls flagged for inlining = 61, calls inlined = 8, statements flattened = 873 [2025-01-09 17:06:38,134 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 17:06:38,135 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 17:06:38,135 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 17:06:38,135 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 17:06:38,150 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:37" (1/1) ... [2025-01-09 17:06:38,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:37" (1/1) ... [2025-01-09 17:06:38,163 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:37" (1/1) ... [2025-01-09 17:06:38,225 INFO L175 MemorySlicer]: Split 562 memory accesses to 6 slices as follows [2, 257, 49, 238, 6, 10]. 46 percent of accesses are in the largest equivalence class. The 21 initializations are split as follows [2, 0, 8, 6, 0, 5]. The 495 writes are split as follows [0, 257, 3, 232, 2, 1]. [2025-01-09 17:06:38,226 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:37" (1/1) ... [2025-01-09 17:06:38,227 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:37" (1/1) ... [2025-01-09 17:06:38,265 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:37" (1/1) ... [2025-01-09 17:06:38,270 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:37" (1/1) ... [2025-01-09 17:06:38,272 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:37" (1/1) ... [2025-01-09 17:06:38,280 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:37" (1/1) ... [2025-01-09 17:06:38,286 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:37" (1/1) ... [2025-01-09 17:06:38,303 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 17:06:38,305 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 17:06:38,305 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 17:06:38,306 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 17:06:38,306 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:37" (1/1) ... [2025-01-09 17:06:38,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:06:38,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:06:38,333 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 17:06:38,336 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 17:06:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-01-09 17:06:38,351 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-01-09 17:06:38,352 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 17:06:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-01-09 17:06:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-01-09 17:06:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-01-09 17:06:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-01-09 17:06:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-01-09 17:06:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-01-09 17:06:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-01-09 17:06:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 17:06:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-01-09 17:06:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-01-09 17:06:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 17:06:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 17:06:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 17:06:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 17:06:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 17:06:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 17:06:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 17:06:38,356 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 17:06:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 17:06:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 17:06:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 17:06:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 17:06:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 17:06:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 17:06:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 17:06:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2025-01-09 17:06:38,357 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2025-01-09 17:06:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 17:06:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 17:06:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 17:06:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 17:06:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 17:06:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 17:06:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-01-09 17:06:38,358 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-01-09 17:06:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-01-09 17:06:38,358 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-01-09 17:06:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 17:06:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 17:06:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 17:06:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 17:06:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 17:06:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 17:06:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-01-09 17:06:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-01-09 17:06:38,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-01-09 17:06:38,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-01-09 17:06:38,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-01-09 17:06:38,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-01-09 17:06:38,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 17:06:38,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 17:06:38,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 17:06:38,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 17:06:38,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 17:06:38,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 17:06:38,623 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 17:06:38,624 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 17:06:45,992 INFO L? ?]: Removed 194 outVars from TransFormulas that were not future-live. [2025-01-09 17:06:45,992 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 17:06:45,999 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 17:06:45,999 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 17:06:45,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:06:45 BoogieIcfgContainer [2025-01-09 17:06:45,999 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 17:06:46,001 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 17:06:46,001 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 17:06:46,004 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 17:06:46,004 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 05:06:36" (1/3) ... [2025-01-09 17:06:46,004 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@690ecf8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:06:46, skipping insertion in model container [2025-01-09 17:06:46,004 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:37" (2/3) ... [2025-01-09 17:06:46,004 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@690ecf8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:06:46, skipping insertion in model container [2025-01-09 17:06:46,004 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:06:45" (3/3) ... [2025-01-09 17:06:46,005 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_harness_negated.i [2025-01-09 17:06:46,014 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 17:06:46,014 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_buf_write_harness_negated.i that has 16 procedures, 154 locations, 1 initial locations, 12 loop locations, and 1 error locations. [2025-01-09 17:06:46,054 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 17:06:46,067 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;@74d6fe66, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 17:06:46,067 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 17:06:46,070 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 85 states have (on average 1.2705882352941176) internal successors, (108), 86 states have internal predecessors, (108), 32 states have call successors, (32), 10 states have call predecessors, (32), 10 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2025-01-09 17:06:46,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2025-01-09 17:06:46,078 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 17:06:46,079 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 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] [2025-01-09 17:06:46,079 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 17:06:46,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 17:06:46,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1745725323, now seen corresponding path program 1 times [2025-01-09 17:06:46,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 17:06:46,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319179069] [2025-01-09 17:06:46,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:06:46,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 17:07:51,596 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 77 statements into 1 equivalence classes. [2025-01-09 17:07:52,064 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 77 of 77 statements. [2025-01-09 17:07:52,064 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 17:07:52,064 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 17:07:52,765 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2025-01-09 17:07:52,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 17:07:52,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319179069] [2025-01-09 17:07:52,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319179069] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 17:07:52,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [449189442] [2025-01-09 17:07:52,766 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:07:52,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 17:07:52,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:07:52,770 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 17:07:52,774 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