./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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_clean_up_secure_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 bb0c309b27b585749f4baad3e5a2aa617acc042d97a0a5f067f810d997d3b9d7 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:05:06,420 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:05:06,486 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:05:06,494 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:05:06,495 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:05:06,521 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:05:06,521 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:05:06,522 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:05:06,522 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:05:06,523 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:05:06,523 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:05:06,524 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:05:06,524 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:05:06,526 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:05:06,526 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:05:06,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:05:06,526 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:05:06,527 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:05:06,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:05:06,527 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:05:06,527 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:05:06,530 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:05:06,531 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:05:06,531 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:05:06,531 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:05:06,531 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:05:06,532 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:05:06,532 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:05:06,532 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:05:06,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:05:06,532 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:05:06,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:05:06,533 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:05:06,533 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:05:06,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:05:06,533 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:05:06,533 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:05:06,534 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:05:06,534 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:05:06,534 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb0c309b27b585749f4baad3e5a2aa617acc042d97a0a5f067f810d997d3b9d7 [2024-11-19 02:05:06,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:05:06,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:05:06,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:05:06,765 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:05:06,766 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:05:06,767 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness_negated.i [2024-11-19 02:05:08,023 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:05:08,371 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:05:08,372 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness_negated.i [2024-11-19 02:05:08,399 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2b3c3dfa/d11daa1863114ac38d9275961e183c87/FLAGdd2312d46 [2024-11-19 02:05:08,412 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2b3c3dfa/d11daa1863114ac38d9275961e183c87 [2024-11-19 02:05:08,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:05:08,415 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:05:08,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:05:08,417 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:05:08,422 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:05:08,423 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:05:08" (1/1) ... [2024-11-19 02:05:08,424 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24bcc328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:05:08, skipping insertion in model container [2024-11-19 02:05:08,424 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:05:08" (1/1) ... [2024-11-19 02:05:08,550 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:05:08,765 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_clean_up_secure_harness_negated.i[4502,4515] [2024-11-19 02:05:08,773 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_clean_up_secure_harness_negated.i[4562,4575] [2024-11-19 02:05:09,268 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,272 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,272 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,273 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,275 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,286 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,287 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,288 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,288 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:05:09,794 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:05:09,811 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_clean_up_secure_harness_negated.i[4502,4515] [2024-11-19 02:05:09,811 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_clean_up_secure_harness_negated.i[4562,4575] [2024-11-19 02:05:09,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,842 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,842 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,847 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,848 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,848 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,849 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8061] [2024-11-19 02:05:09,956 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,957 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:05:09,969 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8547-8558] [2024-11-19 02:05:09,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:05:10,136 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:05:10,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:05:10 WrapperNode [2024-11-19 02:05:10,137 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:05:10,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:05:10,138 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:05:10,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:05:10,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:05:10" (1/1) ... [2024-11-19 02:05:10,207 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:05:10" (1/1) ... [2024-11-19 02:05:10,274 INFO L138 Inliner]: procedures = 680, calls = 2502, calls flagged for inlining = 56, calls inlined = 8, statements flattened = 823 [2024-11-19 02:05:10,274 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:05:10,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:05:10,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:05:10,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:05:10,287 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:05:10" (1/1) ... [2024-11-19 02:05:10,288 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:05:10" (1/1) ... [2024-11-19 02:05:10,298 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:05:10" (1/1) ... [2024-11-19 02:05:10,369 INFO L175 MemorySlicer]: Split 536 memory accesses to 5 slices as follows [2, 257, 7, 238, 32]. 48 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 0, 5, 6, 4]. The 497 writes are split as follows [0, 257, 1, 232, 7]. [2024-11-19 02:05:10,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:05:10" (1/1) ... [2024-11-19 02:05:10,373 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:05:10" (1/1) ... [2024-11-19 02:05:10,405 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:05:10" (1/1) ... [2024-11-19 02:05:10,411 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:05:10" (1/1) ... [2024-11-19 02:05:10,419 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:05:10" (1/1) ... [2024-11-19 02:05:10,428 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:05:10" (1/1) ... [2024-11-19 02:05:10,440 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:05:10,444 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:05:10,444 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:05:10,445 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:05:10,445 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:05:10" (1/1) ... [2024-11-19 02:05:10,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:05:10,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:05:10,476 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) [2024-11-19 02:05:10,482 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 [2024-11-19 02:05:10,514 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-19 02:05:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-19 02:05:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:05:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:05:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:05:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:05:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:05:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:05:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:05:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:05:10,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:05:10,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:05:10,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:05:10,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:05:10,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:05:10,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:05:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:05:10,516 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_secure_zero [2024-11-19 02:05:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_secure_zero [2024-11-19 02:05:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:05:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:05:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:05:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:05:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:05:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:05:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:05:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:05:10,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:05:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:05:10,518 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:05:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:05:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:05:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:05:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:05:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:05:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-19 02:05:10,519 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-19 02:05:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:05:10,519 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:05:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:05:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:05:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:05:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:05:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:05:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:05:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:05:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:05:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:05:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:05:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:05:10,521 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:05:10,521 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:05:10,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:05:10,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:05:10,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:05:10,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:05:10,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:05:10,521 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-11-19 02:05:10,521 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-11-19 02:05:10,521 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-19 02:05:10,522 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-19 02:05:10,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:05:10,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:05:10,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:05:10,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:05:10,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:05:10,767 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:05:10,770 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:05:18,066 INFO L? ?]: Removed 72 outVars from TransFormulas that were not future-live. [2024-11-19 02:05:18,067 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:05:18,080 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:05:18,081 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 02:05:18,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:05:18 BoogieIcfgContainer [2024-11-19 02:05:18,081 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:05:18,083 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:05:18,083 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:05:18,085 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:05:18,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:05:08" (1/3) ... [2024-11-19 02:05:18,086 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@194281e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:05:18, skipping insertion in model container [2024-11-19 02:05:18,086 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:05:10" (2/3) ... [2024-11-19 02:05:18,086 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@194281e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:05:18, skipping insertion in model container [2024-11-19 02:05:18,086 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:05:18" (3/3) ... [2024-11-19 02:05:18,087 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_clean_up_secure_harness_negated.i [2024-11-19 02:05:18,099 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:05:18,099 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:05:18,150 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:05:18,155 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;@61b8c094, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:05:18,155 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:05:18,159 INFO L276 IsEmpty]: Start isEmpty. Operand has 120 states, 80 states have (on average 1.225) internal successors, (98), 81 states have internal predecessors, (98), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-19 02:05:18,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-19 02:05:18,166 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:05:18,166 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 02:05:18,167 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:05:18,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:05:18,171 INFO L85 PathProgramCache]: Analyzing trace with hash -2095082959, now seen corresponding path program 1 times [2024-11-19 02:05:18,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:05:18,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983167091] [2024-11-19 02:05:18,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:05:18,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms