./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.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_write_from_whole_buffer_harness-1.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 cab1c092802d28f475b8a467f14dab6a3f796dc1a4441d8517361eeec98aa4cb --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:09:49,143 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:09:49,243 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:09:49,248 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:09:49,250 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:09:49,279 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:09:49,280 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:09:49,280 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:09:49,281 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:09:49,282 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:09:49,283 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:09:49,283 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:09:49,284 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:09:49,284 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:09:49,286 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:09:49,286 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:09:49,286 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:09:49,287 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:09:49,287 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:09:49,287 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:09:49,287 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:09:49,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:09:49,288 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:09:49,290 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:09:49,291 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:09:49,291 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:09:49,291 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:09:49,291 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:09:49,292 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:09:49,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:09:49,292 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:09:49,292 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:09:49,293 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:09:49,293 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:09:49,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:09:49,293 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:09:49,293 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:09:49,294 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:09:49,294 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:09:49,294 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cab1c092802d28f475b8a467f14dab6a3f796dc1a4441d8517361eeec98aa4cb [2024-11-19 02:09:49,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:09:49,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:09:49,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:09:49,575 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:09:49,576 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:09:49,577 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i [2024-11-19 02:09:51,036 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:09:51,547 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:09:51,547 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i [2024-11-19 02:09:51,590 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27e2d0eae/430766ee8e634901b6f3c6e3156ab97e/FLAGe9d441c7a [2024-11-19 02:09:52,098 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27e2d0eae/430766ee8e634901b6f3c6e3156ab97e [2024-11-19 02:09:52,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:09:52,102 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:09:52,103 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:09:52,103 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:09:52,113 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:09:52,114 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:09:52" (1/1) ... [2024-11-19 02:09:52,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d0e6fad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:52, skipping insertion in model container [2024-11-19 02:09:52,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:09:52" (1/1) ... [2024-11-19 02:09:52,243 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:09:52,609 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_from_whole_buffer_harness-1.i[4510,4523] [2024-11-19 02:09:52,618 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_from_whole_buffer_harness-1.i[4570,4583] [2024-11-19 02:09:53,498 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:53,499 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:53,499 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:53,500 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:53,503 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:53,521 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:53,522 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:53,524 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:53,524 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:54,129 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:54,133 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:54,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:09:54,266 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:09:54,287 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_from_whole_buffer_harness-1.i[4510,4523] [2024-11-19 02:09:54,287 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_from_whole_buffer_harness-1.i[4570,4583] [2024-11-19 02:09:54,341 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:54,345 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:54,346 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:54,347 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:54,347 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:54,353 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:54,354 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:54,355 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:54,355 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:54,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-11-19 02:09:54,635 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:54,636 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:54,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-11-19 02:09:54,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:09:54,901 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:09:54,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:54 WrapperNode [2024-11-19 02:09:54,902 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:09:54,903 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:09:54,903 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:09:54,903 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:09:54,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:54" (1/1) ... [2024-11-19 02:09:55,015 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:54" (1/1) ... [2024-11-19 02:09:55,088 INFO L138 Inliner]: procedures = 680, calls = 2662, calls flagged for inlining = 58, calls inlined = 5, statements flattened = 900 [2024-11-19 02:09:55,089 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:09:55,090 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:09:55,090 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:09:55,090 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:09:55,102 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:54" (1/1) ... [2024-11-19 02:09:55,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:54" (1/1) ... [2024-11-19 02:09:55,113 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:54" (1/1) ... [2024-11-19 02:09:55,202 INFO L175 MemorySlicer]: Split 592 memory accesses to 5 slices as follows [2, 257, 249, 6, 78]. 43 percent of accesses are in the largest equivalence class. The 29 initializations are split as follows [2, 0, 11, 0, 16]. The 499 writes are split as follows [0, 257, 233, 2, 7]. [2024-11-19 02:09:55,206 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:54" (1/1) ... [2024-11-19 02:09:55,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:54" (1/1) ... [2024-11-19 02:09:55,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:54" (1/1) ... [2024-11-19 02:09:55,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:54" (1/1) ... [2024-11-19 02:09:55,284 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:54" (1/1) ... [2024-11-19 02:09:55,298 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:54" (1/1) ... [2024-11-19 02:09:55,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:09:55,317 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:09:55,317 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:09:55,317 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:09:55,319 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:54" (1/1) ... [2024-11-19 02:09:55,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:09:55,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:09:55,351 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 02:09:55,357 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 02:09:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-19 02:09:55,405 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-19 02:09:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:09:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:09:55,406 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:09:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:09:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:09:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:09:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:09:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:09:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:09:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:09:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:09:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:09:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:09:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:09:55,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:09:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:09:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:09:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-19 02:09:55,409 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-19 02:09:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:09:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:09:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:09:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:09:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:09:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-19 02:09:55,410 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-19 02:09:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-19 02:09:55,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-19 02:09:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:09:55,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:09:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:09:55,410 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:09:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-19 02:09:55,411 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-19 02:09:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-19 02:09:55,411 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-19 02:09:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:09:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:09:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:09:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:09:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:09:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:09:55,413 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:09:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-19 02:09:55,413 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-19 02:09:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:09:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:09:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:09:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:09:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:09:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:09:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-11-19 02:09:55,414 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-11-19 02:09:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:09:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:09:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:09:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:09:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:09:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:09:55,416 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:09:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-19 02:09:55,417 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-19 02:09:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2024-11-19 02:09:55,417 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2024-11-19 02:09:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:09:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:09:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:09:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:09:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:09:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_buf_equivalence [2024-11-19 02:09:55,418 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_buf_equivalence [2024-11-19 02:09:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:09:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:09:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:09:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:09:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:09:55,798 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:09:55,801 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:10:04,693 INFO L? ?]: Removed 115 outVars from TransFormulas that were not future-live. [2024-11-19 02:10:04,694 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:10:04,709 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:10:04,709 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 02:10:04,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:10:04 BoogieIcfgContainer [2024-11-19 02:10:04,710 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:10:04,712 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:10:04,712 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:10:04,717 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:10:04,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:09:52" (1/3) ... [2024-11-19 02:10:04,718 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c818cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:10:04, skipping insertion in model container [2024-11-19 02:10:04,718 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:54" (2/3) ... [2024-11-19 02:10:04,718 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c818cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:10:04, skipping insertion in model container [2024-11-19 02:10:04,719 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:10:04" (3/3) ... [2024-11-19 02:10:04,720 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_from_whole_buffer_harness-1.i [2024-11-19 02:10:04,739 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:10:04,739 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:10:04,817 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:10:04,824 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;@452e5da4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:10:04,824 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:10:04,830 INFO L276 IsEmpty]: Start isEmpty. Operand has 187 states, 111 states have (on average 1.2072072072072073) internal successors, (134), 113 states have internal predecessors, (134), 58 states have call successors, (58), 16 states have call predecessors, (58), 16 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-19 02:10:04,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-19 02:10:04,849 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:10:04,851 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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 02:10:04,851 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:10:04,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:10:04,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1289631181, now seen corresponding path program 1 times [2024-11-19 02:10:04,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:10:04,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978005661] [2024-11-19 02:10:04,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:10:04,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:11:17,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:11:18,552 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2024-11-19 02:11:18,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:11:18,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978005661] [2024-11-19 02:11:18,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978005661] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:11:18,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1377911872] [2024-11-19 02:11:18,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:11:18,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:11:18,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:11:18,559 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) [2024-11-19 02:11:18,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process