/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy WOLF -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_byte_cursor_compare_lookup_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 05:10:13,036 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 05:10:13,112 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 05:10:13,119 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 05:10:13,120 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 05:10:13,150 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 05:10:13,151 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 05:10:13,151 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 05:10:13,152 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 05:10:13,153 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 05:10:13,153 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 05:10:13,153 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 05:10:13,154 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 05:10:13,154 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 05:10:13,154 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 05:10:13,155 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 05:10:13,157 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 05:10:13,159 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 05:10:13,159 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 05:10:13,159 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 05:10:13,160 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 05:10:13,161 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 05:10:13,162 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 05:10:13,162 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 05:10:13,162 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 05:10:13,162 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 05:10:13,162 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 05:10:13,163 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 05:10:13,163 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 05:10:13,163 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 05:10:13,163 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 05:10:13,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 05:10:13,164 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 05:10:13,164 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 05:10:13,164 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 05:10:13,164 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 05:10:13,165 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 05:10:13,165 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 05:10:13,165 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 05:10:13,166 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 05:10:13,166 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 05:10:13,167 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> WOLF [2024-11-06 05:10:13,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 05:10:13,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 05:10:13,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 05:10:13,414 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 05:10:13,414 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 05:10:13,416 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_cursor_compare_lookup_harness.i [2024-11-06 05:10:14,882 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 05:10:15,362 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 05:10:15,364 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_cursor_compare_lookup_harness.i [2024-11-06 05:10:15,403 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b67350293/42d02fbb9e2846bdaa645eafaa973b42/FLAGc98fb1c54 [2024-11-06 05:10:15,418 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b67350293/42d02fbb9e2846bdaa645eafaa973b42 [2024-11-06 05:10:15,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 05:10:15,423 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 05:10:15,425 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 05:10:15,425 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 05:10:15,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 05:10:15,432 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 05:10:15" (1/1) ... [2024-11-06 05:10:15,433 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f46cb96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:10:15, skipping insertion in model container [2024-11-06 05:10:15,433 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 05:10:15" (1/1) ... [2024-11-06 05:10:15,555 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 05:10:15,855 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_cursor_compare_lookup_harness.i[4504,4517] [2024-11-06 05:10:15,863 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_cursor_compare_lookup_harness.i[4564,4577] [2024-11-06 05:10:16,480 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,586 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,586 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,587 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,595 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,597 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:16,598 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:16,598 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:16,599 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,599 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:16,600 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:16,603 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,604 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,609 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,610 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,623 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:16,623 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,623 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:16,624 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,625 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:16,625 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,626 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:16,626 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,941 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,942 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,942 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:16,943 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,045 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,061 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,068 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,073 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,125 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,126 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,128 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,129 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,129 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 05:10:17,308 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 05:10:17,354 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 05:10:17,360 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_cursor_compare_lookup_harness.i[4504,4517] [2024-11-06 05:10:17,364 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_cursor_compare_lookup_harness.i[4564,4577] [2024-11-06 05:10:17,409 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,423 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,424 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,424 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,431 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,434 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,435 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,435 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,435 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,435 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,436 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,437 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,437 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,438 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,438 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,446 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,450 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,451 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,451 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,452 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,454 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,455 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,455 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,494 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,495 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,495 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,495 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,533 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,544 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,549 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,555 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,593 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,594 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,595 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:10:17,596 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,596 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 05:10:17,664 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 05:10:17,682 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_cursor_compare_lookup_harness.i[4504,4517] [2024-11-06 05:10:17,682 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_cursor_compare_lookup_harness.i[4564,4577] [2024-11-06 05:10:17,717 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,718 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,718 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,718 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,719 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,725 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,726 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,726 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,727 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,824 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8277] [2024-11-06 05:10:17,826 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,826 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:10:17,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8763-8774] [2024-11-06 05:10:17,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 05:10:18,032 INFO L204 MainTranslator]: Completed translation [2024-11-06 05:10:18,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:10:18 WrapperNode [2024-11-06 05:10:18,033 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 05:10:18,034 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 05:10:18,034 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 05:10:18,034 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 05:10:18,041 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:10:18" (1/1) ... [2024-11-06 05:10:18,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:10:18" (1/1) ... [2024-11-06 05:10:18,248 INFO L138 Inliner]: procedures = 700, calls = 2647, calls flagged for inlining = 58, calls inlined = 4, statements flattened = 834 [2024-11-06 05:10:18,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 05:10:18,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 05:10:18,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 05:10:18,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 05:10:18,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:10:18" (1/1) ... [2024-11-06 05:10:18,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:10:18" (1/1) ... [2024-11-06 05:10:18,281 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:10:18" (1/1) ... [2024-11-06 05:10:18,363 INFO L175 MemorySlicer]: Split 548 memory accesses to 8 slices as follows [2, 257, 238, 2, 6, 34, 4, 5]. 47 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 0, 6, 0, 0, 4, 0, 5]. The 494 writes are split as follows [0, 257, 232, 0, 2, 3, 0, 0]. [2024-11-06 05:10:18,363 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:10:18" (1/1) ... [2024-11-06 05:10:18,363 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:10:18" (1/1) ... [2024-11-06 05:10:18,432 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:10:18" (1/1) ... [2024-11-06 05:10:18,437 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:10:18" (1/1) ... [2024-11-06 05:10:18,464 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:10:18" (1/1) ... [2024-11-06 05:10:18,475 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:10:18" (1/1) ... [2024-11-06 05:10:18,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 05:10:18,505 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 05:10:18,505 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 05:10:18,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 05:10:18,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:10:18" (1/1) ... [2024-11-06 05:10:18,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 05:10:18,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 05:10:18,544 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) [2024-11-06 05:10:18,550 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 [2024-11-06 05:10:18,577 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-06 05:10:18,578 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-06 05:10:18,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 05:10:18,578 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-06 05:10:18,578 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-06 05:10:18,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 05:10:18,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 05:10:18,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 05:10:18,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 05:10:18,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 05:10:18,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 05:10:18,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 05:10:18,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 05:10:18,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 05:10:18,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 05:10:18,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 05:10:18,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 05:10:18,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 05:10:18,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 05:10:18,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-06 05:10:18,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-06 05:10:18,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-06 05:10:18,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-06 05:10:18,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-06 05:10:18,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-06 05:10:18,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-06 05:10:18,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-06 05:10:18,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-06 05:10:18,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-06 05:10:18,581 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_bounded [2024-11-06 05:10:18,582 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_bounded [2024-11-06 05:10:18,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-06 05:10:18,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-06 05:10:18,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 05:10:18,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 05:10:18,583 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-06 05:10:18,583 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-06 05:10:18,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 05:10:18,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 05:10:18,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 05:10:18,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 05:10:18,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 05:10:18,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 05:10:18,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 05:10:18,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 05:10:18,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 05:10:18,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 05:10:18,584 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-06 05:10:18,584 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-06 05:10:18,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 05:10:18,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 05:10:18,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 05:10:18,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 05:10:18,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 05:10:18,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 05:10:18,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-06 05:10:18,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-06 05:10:18,585 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-06 05:10:18,586 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-06 05:10:18,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 05:10:18,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 05:10:18,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 05:10:18,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 05:10:18,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 05:10:18,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 05:10:18,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 05:10:18,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 05:10:18,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 05:10:18,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 05:10:18,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 05:10:18,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 05:10:18,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 05:10:18,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 05:10:18,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 05:10:18,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 05:10:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 05:10:18,590 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 05:10:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 05:10:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 05:10:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 05:10:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 05:10:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 05:10:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 05:10:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 05:10:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 05:10:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 05:10:18,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 05:10:18,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 05:10:18,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 05:10:18,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 05:10:18,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 05:10:18,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 05:10:18,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 05:10:18,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 05:10:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-06 05:10:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-06 05:10:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-06 05:10:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-06 05:10:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-06 05:10:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-06 05:10:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-06 05:10:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-06 05:10:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 05:10:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 05:10:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 05:10:18,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 05:10:18,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 05:10:18,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 05:10:18,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 05:10:18,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-06 05:10:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 05:10:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 05:10:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 05:10:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 05:10:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 05:10:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 05:10:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 05:10:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 05:10:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-06 05:10:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-06 05:10:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-06 05:10:18,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-06 05:10:18,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-06 05:10:18,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-06 05:10:18,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-06 05:10:18,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-06 05:10:18,596 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_cursor_has_allocated_buffer_member [2024-11-06 05:10:18,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_cursor_has_allocated_buffer_member [2024-11-06 05:10:18,596 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_compare_lookup [2024-11-06 05:10:18,596 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_compare_lookup [2024-11-06 05:10:19,026 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 05:10:19,030 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 05:10:28,871 INFO L? ?]: Removed 78 outVars from TransFormulas that were not future-live. [2024-11-06 05:10:28,871 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 05:10:28,884 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 05:10:28,884 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-06 05:10:28,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 05:10:28 BoogieIcfgContainer [2024-11-06 05:10:28,884 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 05:10:28,887 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 05:10:28,887 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 05:10:28,890 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 05:10:28,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 05:10:15" (1/3) ... [2024-11-06 05:10:28,890 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37ec4d33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 05:10:28, skipping insertion in model container [2024-11-06 05:10:28,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:10:18" (2/3) ... [2024-11-06 05:10:28,891 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37ec4d33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 05:10:28, skipping insertion in model container [2024-11-06 05:10:28,891 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 05:10:28" (3/3) ... [2024-11-06 05:10:28,892 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_compare_lookup_harness.i [2024-11-06 05:10:28,907 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 05:10:28,907 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 05:10:28,974 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 05:10:28,979 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;@5d0fd95e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 05:10:28,979 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 05:10:28,983 INFO L276 IsEmpty]: Start isEmpty. Operand has 131 states, 78 states have (on average 1.2692307692307692) internal successors, (99), 79 states have internal predecessors, (99), 41 states have call successors, (41), 10 states have call predecessors, (41), 10 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-06 05:10:28,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-06 05:10:28,992 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 05:10:28,993 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 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] [2024-11-06 05:10:28,993 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 05:10:28,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 05:10:28,998 INFO L85 PathProgramCache]: Analyzing trace with hash 39830106, now seen corresponding path program 1 times [2024-11-06 05:10:29,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 05:10:29,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1947659651] [2024-11-06 05:10:29,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 05:10:29,018 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 05:10:29,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 05:10:29,024 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 05:10:29,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-06 05:11:44,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 05:11:44,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 4209 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-06 05:11:44,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 05:11:45,859 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-06 05:11:45,859 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 05:11:45,860 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 05:11:45,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1947659651] [2024-11-06 05:11:45,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1947659651] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 05:11:45,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 05:11:45,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 05:11:45,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526733242] [2024-11-06 05:11:45,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 05:11:45,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 05:11:45,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 05:11:45,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 05:11:45,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-06 05:11:45,890 INFO L87 Difference]: Start difference. First operand has 131 states, 78 states have (on average 1.2692307692307692) internal successors, (99), 79 states have internal predecessors, (99), 41 states have call successors, (41), 10 states have call predecessors, (41), 10 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-06 05:11:48,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 05:11:48,052 INFO L93 Difference]: Finished difference Result 261 states and 395 transitions. [2024-11-06 05:11:48,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 05:11:48,054 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 95 [2024-11-06 05:11:48,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 05:11:48,063 INFO L225 Difference]: With dead ends: 261 [2024-11-06 05:11:48,063 INFO L226 Difference]: Without dead ends: 128 [2024-11-06 05:11:48,068 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-06 05:11:48,071 INFO L432 NwaCegarLoop]: 162 mSDtfsCounter, 21 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-06 05:11:48,071 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 433 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-06 05:11:48,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2024-11-06 05:11:48,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2024-11-06 05:11:48,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 75 states have (on average 1.2266666666666666) internal successors, (92), 77 states have internal predecessors, (92), 41 states have call successors, (41), 10 states have call predecessors, (41), 11 states have return successors, (48), 40 states have call predecessors, (48), 40 states have call successors, (48) [2024-11-06 05:11:48,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 181 transitions. [2024-11-06 05:11:48,144 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 181 transitions. Word has length 95 [2024-11-06 05:11:48,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 05:11:48,144 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 181 transitions. [2024-11-06 05:11:48,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-06 05:11:48,145 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 181 transitions. [2024-11-06 05:11:48,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-06 05:11:48,152 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 05:11:48,153 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 05:11:48,298 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-06 05:11:48,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 05:11:48,357 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 05:11:48,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 05:11:48,357 INFO L85 PathProgramCache]: Analyzing trace with hash -1752325675, now seen corresponding path program 1 times [2024-11-06 05:11:48,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 05:11:48,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2089404025] [2024-11-06 05:11:48,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 05:11:48,363 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 05:11:48,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 05:11:48,366 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 05:11:48,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process