./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 70fdf4888600bb48b8cb4af60c2a43959940f60808ef921b3b5f10a980e62d04 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 14:03:37,460 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 14:03:37,522 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 14:03:37,527 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 14:03:37,529 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 14:03:37,552 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 14:03:37,554 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 14:03:37,555 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 14:03:37,555 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 14:03:37,556 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 14:03:37,556 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 14:03:37,556 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 14:03:37,557 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 14:03:37,557 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 14:03:37,559 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 14:03:37,559 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 14:03:37,559 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 14:03:37,560 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 14:03:37,560 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 14:03:37,560 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 14:03:37,560 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 14:03:37,563 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 14:03:37,563 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 14:03:37,564 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 14:03:37,564 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 14:03:37,564 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 14:03:37,564 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 14:03:37,564 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 14:03:37,564 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 14:03:37,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:03:37,565 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 14:03:37,565 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 14:03:37,565 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 14:03:37,565 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 14:03:37,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 14:03:37,565 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 14:03:37,566 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 14:03:37,566 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 14:03:37,566 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 14:03:37,566 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70fdf4888600bb48b8cb4af60c2a43959940f60808ef921b3b5f10a980e62d04 [2024-11-22 14:03:37,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 14:03:37,778 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 14:03:37,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 14:03:37,781 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 14:03:37,781 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 14:03:37,783 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i [2024-11-22 14:03:39,027 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 14:03:39,385 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 14:03:39,386 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i [2024-11-22 14:03:39,413 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4427d8696/15aad92740a24ed98b8ebd841e060678/FLAG4dd818416 [2024-11-22 14:03:39,423 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4427d8696/15aad92740a24ed98b8ebd841e060678 [2024-11-22 14:03:39,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 14:03:39,426 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 14:03:39,428 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 14:03:39,428 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 14:03:39,432 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 14:03:39,432 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:03:39" (1/1) ... [2024-11-22 14:03:39,433 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671e3979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:39, skipping insertion in model container [2024-11-22 14:03:39,433 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:03:39" (1/1) ... [2024-11-22 14:03:39,505 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 14:03:39,727 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i[4501,4514] [2024-11-22 14:03:39,736 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i[4561,4574] [2024-11-22 14:03:40,336 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,337 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,337 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,338 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,338 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,351 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,352 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,354 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,355 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,731 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,731 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,797 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,797 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:03:40,903 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 14:03:40,919 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i[4501,4514] [2024-11-22 14:03:40,919 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i[4561,4574] [2024-11-22 14:03:40,950 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,951 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,951 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,952 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,952 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,957 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,957 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,958 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,958 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:41,007 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:41,009 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:41,041 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8265] [2024-11-22 14:03:41,043 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:41,044 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:41,057 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8751-8762] [2024-11-22 14:03:41,074 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:03:41,309 INFO L204 MainTranslator]: Completed translation [2024-11-22 14:03:41,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41 WrapperNode [2024-11-22 14:03:41,310 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 14:03:41,311 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 14:03:41,311 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 14:03:41,311 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 14:03:41,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,395 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,483 INFO L138 Inliner]: procedures = 680, calls = 2637, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1080 [2024-11-22 14:03:41,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 14:03:41,484 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 14:03:41,484 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 14:03:41,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 14:03:41,494 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,504 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,583 INFO L175 MemorySlicer]: Split 595 memory accesses to 9 slices as follows [257, 47, 2, 238, 9, 25, 4, 5, 8]. 43 percent of accesses are in the largest equivalence class. The 26 initializations are split as follows [0, 4, 2, 6, 5, 2, 2, 1, 4]. The 497 writes are split as follows [257, 5, 0, 232, 1, 1, 0, 1, 0]. [2024-11-22 14:03:41,584 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,584 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,624 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,632 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,644 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,648 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,659 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 14:03:41,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 14:03:41,661 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 14:03:41,661 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 14:03:41,663 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:03:41,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:03:41,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 14:03:41,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 14:03:41,734 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-22 14:03:41,735 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-22 14:03:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-22 14:03:41,736 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-22 14:03:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 14:03:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-22 14:03:41,736 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-22 14:03:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-22 14:03:41,736 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-22 14:03:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 14:03:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 14:03:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 14:03:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 14:03:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 14:03:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 14:03:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 14:03:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-22 14:03:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-22 14:03:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 14:03:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 14:03:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 14:03:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 14:03:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 14:03:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 14:03:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 14:03:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-22 14:03:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-22 14:03:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-22 14:03:41,739 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-22 14:03:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-22 14:03:41,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-22 14:03:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 14:03:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 14:03:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 14:03:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 14:03:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 14:03:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 14:03:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 14:03:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 14:03:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-22 14:03:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-22 14:03:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-22 14:03:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-22 14:03:41,741 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-22 14:03:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 14:03:41,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 14:03:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-22 14:03:41,741 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-22 14:03:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 14:03:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 14:03:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 14:03:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 14:03:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 14:03:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 14:03:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-22 14:03:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-22 14:03:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-22 14:03:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-22 14:03:41,742 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-22 14:03:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-22 14:03:41,743 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-22 14:03:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 14:03:41,743 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 14:03:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-22 14:03:41,743 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-22 14:03:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-22 14:03:41,743 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-22 14:03:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 14:03:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-22 14:03:41,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-22 14:03:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 14:03:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 14:03:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 14:03:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 14:03:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 14:03:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 14:03:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-22 14:03:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-22 14:03:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-22 14:03:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-22 14:03:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-22 14:03:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-22 14:03:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-22 14:03:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-22 14:03:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-22 14:03:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-22 14:03:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-22 14:03:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-22 14:03:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-22 14:03:41,746 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-22 14:03:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-22 14:03:41,746 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-22 14:03:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure assert_bytes_match [2024-11-22 14:03:41,747 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_bytes_match [2024-11-22 14:03:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-22 14:03:41,747 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-22 14:03:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 14:03:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 14:03:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 14:03:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 14:03:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 14:03:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 14:03:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 14:03:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-22 14:03:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-22 14:03:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 14:03:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 14:03:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 14:03:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 14:03:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 14:03:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 14:03:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 14:03:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-22 14:03:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-22 14:03:42,042 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 14:03:42,044 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 14:03:49,337 INFO L? ?]: Removed 141 outVars from TransFormulas that were not future-live. [2024-11-22 14:03:49,337 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 14:03:49,350 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 14:03:49,352 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-22 14:03:49,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:03:49 BoogieIcfgContainer [2024-11-22 14:03:49,353 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 14:03:49,355 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 14:03:49,356 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 14:03:49,358 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 14:03:49,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:03:39" (1/3) ... [2024-11-22 14:03:49,359 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c671ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:03:49, skipping insertion in model container [2024-11-22 14:03:49,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (2/3) ... [2024-11-22 14:03:49,359 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c671ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:03:49, skipping insertion in model container [2024-11-22 14:03:49,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:03:49" (3/3) ... [2024-11-22 14:03:49,364 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_append_dynamic_harness_negated.i [2024-11-22 14:03:49,375 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 14:03:49,375 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 14:03:49,428 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 14:03:49,433 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;@53b94fb7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 14:03:49,434 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 14:03:49,437 INFO L276 IsEmpty]: Start isEmpty. Operand has 248 states, 156 states have (on average 1.2371794871794872) internal successors, (193), 157 states have internal predecessors, (193), 72 states have call successors, (72), 18 states have call predecessors, (72), 18 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-22 14:03:49,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-22 14:03:49,448 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 14:03:49,449 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 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, 1, 1, 1, 1] [2024-11-22 14:03:49,449 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 14:03:49,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 14:03:49,453 INFO L85 PathProgramCache]: Analyzing trace with hash 2028514092, now seen corresponding path program 1 times [2024-11-22 14:03:49,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 14:03:49,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973364410] [2024-11-22 14:03:49,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:03:49,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 14:05:03,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 14:05:04,158 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-22 14:05:04,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 14:05:04,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973364410] [2024-11-22 14:05:04,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973364410] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 14:05:04,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [31930972] [2024-11-22 14:05:04,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:05:04,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 14:05:04,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:05:04,163 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 14:05:04,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process