./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness.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_write_harness.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 884fded8e66f5d1fb48ea41b5fc2a80efc48c733a21e019f076525ed24611a3d --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 14:10:22,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 14:10:22,073 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 14:10:22,076 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 14:10:22,077 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 14:10:22,099 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 14:10:22,100 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 14:10:22,100 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 14:10:22,101 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 14:10:22,101 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 14:10:22,102 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 14:10:22,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 14:10:22,103 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 14:10:22,103 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 14:10:22,103 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 14:10:22,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 14:10:22,104 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 14:10:22,105 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 14:10:22,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 14:10:22,106 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 14:10:22,106 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 14:10:22,107 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 14:10:22,107 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 14:10:22,107 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 14:10:22,108 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 14:10:22,108 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 14:10:22,108 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 14:10:22,109 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 14:10:22,109 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 14:10:22,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:10:22,110 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 14:10:22,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 14:10:22,110 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 14:10:22,111 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 14:10:22,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 14:10:22,111 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 14:10:22,112 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 14:10:22,112 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 14:10:22,112 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 14:10:22,112 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 884fded8e66f5d1fb48ea41b5fc2a80efc48c733a21e019f076525ed24611a3d [2024-11-22 14:10:22,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 14:10:22,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 14:10:22,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 14:10:22,345 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 14:10:22,345 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 14:10:22,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness.i [2024-11-22 14:10:23,700 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 14:10:24,039 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 14:10:24,040 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness.i [2024-11-22 14:10:24,076 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5085e593/7822307419d340a2829eeaa3f363d119/FLAGc5eaa1b51 [2024-11-22 14:10:24,089 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5085e593/7822307419d340a2829eeaa3f363d119 [2024-11-22 14:10:24,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 14:10:24,093 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 14:10:24,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 14:10:24,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 14:10:24,098 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 14:10:24,099 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:10:24" (1/1) ... [2024-11-22 14:10:24,100 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25d07acf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:10:24, skipping insertion in model container [2024-11-22 14:10:24,100 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:10:24" (1/1) ... [2024-11-22 14:10:24,208 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 14:10:24,446 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness.i[4492,4505] [2024-11-22 14:10:24,453 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness.i[4552,4565] [2024-11-22 14:10:24,880 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:24,881 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:24,881 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:24,882 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:24,882 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:24,894 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:24,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:24,899 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:24,899 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:25,264 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:25,269 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:25,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:10:25,397 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 14:10:25,414 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness.i[4492,4505] [2024-11-22 14:10:25,415 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness.i[4552,4565] [2024-11-22 14:10:25,454 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:25,454 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:25,454 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:25,455 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:25,455 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:25,465 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:25,467 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:25,469 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:25,470 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:25,571 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2024-11-22 14:10:25,573 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:25,574 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:10:25,584 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2024-11-22 14:10:25,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:10:25,798 INFO L204 MainTranslator]: Completed translation [2024-11-22 14:10:25,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:10:25 WrapperNode [2024-11-22 14:10:25,799 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 14:10:25,799 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 14:10:25,800 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 14:10:25,800 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 14:10:25,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:10:25" (1/1) ... [2024-11-22 14:10:25,908 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:10:25" (1/1) ... [2024-11-22 14:10:25,954 INFO L138 Inliner]: procedures = 679, calls = 2631, calls flagged for inlining = 61, calls inlined = 8, statements flattened = 873 [2024-11-22 14:10:25,955 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 14:10:25,956 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 14:10:25,956 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 14:10:25,956 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 14:10:25,964 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:10:25" (1/1) ... [2024-11-22 14:10:25,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:10:25" (1/1) ... [2024-11-22 14:10:25,970 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:10:25" (1/1) ... [2024-11-22 14:10:26,013 INFO L175 MemorySlicer]: Split 562 memory accesses to 6 slices as follows [2, 257, 238, 10, 6, 49]. 46 percent of accesses are in the largest equivalence class. The 21 initializations are split as follows [2, 0, 6, 5, 0, 8]. The 495 writes are split as follows [0, 257, 232, 1, 2, 3]. [2024-11-22 14:10:26,014 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:10:25" (1/1) ... [2024-11-22 14:10:26,014 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:10:25" (1/1) ... [2024-11-22 14:10:26,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:10:25" (1/1) ... [2024-11-22 14:10:26,039 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:10:25" (1/1) ... [2024-11-22 14:10:26,047 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:10:25" (1/1) ... [2024-11-22 14:10:26,051 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:10:25" (1/1) ... [2024-11-22 14:10:26,062 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 14:10:26,063 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 14:10:26,063 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 14:10:26,063 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 14:10:26,063 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:10:25" (1/1) ... [2024-11-22 14:10:26,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:10:26,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:10:26,101 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 14:10:26,116 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 14:10:26,152 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-22 14:10:26,153 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-22 14:10:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 14:10:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-22 14:10:26,153 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-22 14:10:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-22 14:10:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-22 14:10:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-22 14:10:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-22 14:10:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-22 14:10:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-22 14:10:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-22 14:10:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-22 14:10:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-22 14:10:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-22 14:10:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-22 14:10:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-22 14:10:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 14:10:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 14:10:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 14:10:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 14:10:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 14:10:26,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 14:10:26,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 14:10:26,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 14:10:26,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 14:10:26,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 14:10:26,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 14:10:26,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 14:10:26,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-22 14:10:26,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-22 14:10:26,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-22 14:10:26,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-22 14:10:26,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-22 14:10:26,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-22 14:10:26,157 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-22 14:10:26,157 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-22 14:10:26,157 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-22 14:10:26,157 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-22 14:10:26,157 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-22 14:10:26,157 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-22 14:10:26,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-22 14:10:26,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-22 14:10:26,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 14:10:26,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 14:10:26,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 14:10:26,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 14:10:26,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 14:10:26,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 14:10:26,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 14:10:26,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 14:10:26,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 14:10:26,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 14:10:26,159 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-22 14:10:26,159 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-22 14:10:26,159 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-22 14:10:26,160 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-22 14:10:26,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-22 14:10:26,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-22 14:10:26,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-22 14:10:26,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-22 14:10:26,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-22 14:10:26,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-22 14:10:26,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 14:10:26,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 14:10:26,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 14:10:26,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 14:10:26,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 14:10:26,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 14:10:26,161 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 14:10:26,161 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 14:10:26,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 14:10:26,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 14:10:26,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 14:10:26,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 14:10:26,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 14:10:26,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 14:10:26,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 14:10:26,162 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-11-22 14:10:26,163 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-11-22 14:10:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-22 14:10:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-22 14:10:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-22 14:10:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-22 14:10:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-22 14:10:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-22 14:10:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-22 14:10:26,163 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-22 14:10:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-22 14:10:26,163 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-22 14:10:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 14:10:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 14:10:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 14:10:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 14:10:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 14:10:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 14:10:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-22 14:10:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-22 14:10:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-22 14:10:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-22 14:10:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-22 14:10:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-22 14:10:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 14:10:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 14:10:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 14:10:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 14:10:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 14:10:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 14:10:26,435 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 14:10:26,438 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 14:10:34,091 INFO L? ?]: Removed 194 outVars from TransFormulas that were not future-live. [2024-11-22 14:10:34,091 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 14:10:34,104 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 14:10:34,105 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-22 14:10:34,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:10:34 BoogieIcfgContainer [2024-11-22 14:10:34,105 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 14:10:34,107 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 14:10:34,108 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 14:10:34,110 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 14:10:34,110 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:10:24" (1/3) ... [2024-11-22 14:10:34,111 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d83609c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:10:34, skipping insertion in model container [2024-11-22 14:10:34,111 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:10:25" (2/3) ... [2024-11-22 14:10:34,111 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d83609c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:10:34, skipping insertion in model container [2024-11-22 14:10:34,111 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:10:34" (3/3) ... [2024-11-22 14:10:34,113 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_harness.i [2024-11-22 14:10:34,126 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 14:10:34,126 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 14:10:34,184 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 14:10:34,189 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;@17766ab2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 14:10:34,190 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 14:10:34,193 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) [2024-11-22 14:10:34,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-22 14:10:34,202 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 14:10:34,203 INFO L215 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] [2024-11-22 14:10:34,205 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 14:10:34,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 14:10:34,210 INFO L85 PathProgramCache]: Analyzing trace with hash -1745725323, now seen corresponding path program 1 times [2024-11-22 14:10:34,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 14:10:34,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125886590] [2024-11-22 14:10:34,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:10:34,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 14:11:49,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 14:11:50,346 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-22 14:11:50,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 14:11:50,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125886590] [2024-11-22 14:11:50,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125886590] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 14:11:50,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1515162014] [2024-11-22 14:11:50,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:11:50,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 14:11:50,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:11:50,352 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 14:11:50,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process