/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver bitwuzla -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_string_eq_byte_buf_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 14:07:27,068 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 14:07:27,122 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 14:07:27,127 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 14:07:27,127 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 14:07:27,151 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 14:07:27,151 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 14:07:27,151 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 14:07:27,152 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 14:07:27,154 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 14:07:27,155 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 14:07:27,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 14:07:27,155 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 14:07:27,155 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 14:07:27,155 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 14:07:27,156 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 14:07:27,156 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 14:07:27,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 14:07:27,157 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 14:07:27,157 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 14:07:27,157 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 14:07:27,158 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 14:07:27,158 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 14:07:27,158 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 14:07:27,159 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 14:07:27,159 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 14:07:27,159 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 14:07:27,159 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 14:07:27,159 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 14:07:27,159 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 14:07:27,160 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 14:07:27,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 14:07:27,160 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 14:07:27,160 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 14:07:27,160 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 14:07:27,160 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 14:07:27,160 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 14:07:27,161 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 14:07:27,161 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 14:07:27,161 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 14:07:27,162 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 14:07:27,162 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 14:07:27,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 14:07:27,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 14:07:27,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 14:07:27,374 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 14:07:27,375 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 14:07:27,377 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_string_eq_byte_buf_harness_negated.i [2024-11-05 14:07:28,687 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 14:07:29,007 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 14:07:29,008 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_string_eq_byte_buf_harness_negated.i [2024-11-05 14:07:29,034 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9f47fb5c/a869f13ad9c44d4cb007c8c7c5b710fc/FLAGeb77d3f05 [2024-11-05 14:07:29,276 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9f47fb5c/a869f13ad9c44d4cb007c8c7c5b710fc [2024-11-05 14:07:29,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 14:07:29,279 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 14:07:29,280 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 14:07:29,280 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 14:07:29,287 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 14:07:29,288 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 02:07:29" (1/1) ... [2024-11-05 14:07:29,288 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@745d8079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:07:29, skipping insertion in model container [2024-11-05 14:07:29,288 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 02:07:29" (1/1) ... [2024-11-05 14:07:29,400 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 14:07:29,823 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_string_eq_byte_buf_harness_negated.i[4496,4509] [2024-11-05 14:07:29,851 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_string_eq_byte_buf_harness_negated.i[4556,4569] [2024-11-05 14:07:30,373 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:30,460 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:30,460 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:30,461 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:30,468 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:30,470 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:30,470 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:30,470 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:30,471 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:30,471 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:30,472 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:30,474 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:30,474 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:30,475 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:30,476 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:30,481 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:30,481 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:30,482 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:30,482 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:30,483 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:30,483 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:30,484 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:30,484 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,029 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,030 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,032 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,033 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,176 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,186 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,189 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,193 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,224 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,225 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,227 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,227 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,227 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,272 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,273 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,275 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,275 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 14:07:31,329 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 14:07:31,355 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 14:07:31,359 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_string_eq_byte_buf_harness_negated.i[4496,4509] [2024-11-05 14:07:31,360 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_string_eq_byte_buf_harness_negated.i[4556,4569] [2024-11-05 14:07:31,385 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,399 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,399 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,399 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,401 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,402 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,402 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,405 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,405 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,405 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,406 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,407 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,407 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,407 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,408 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,412 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,412 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,413 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,413 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,413 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,413 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,414 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,414 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,464 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,464 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,465 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,465 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,502 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,513 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,517 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,521 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,561 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,563 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,564 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,564 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,564 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,652 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,653 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,655 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,655 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 14:07:31,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 14:07:31,695 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 14:07:31,709 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_string_eq_byte_buf_harness_negated.i[4496,4509] [2024-11-05 14:07:31,710 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_string_eq_byte_buf_harness_negated.i[4556,4569] [2024-11-05 14:07:31,747 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,748 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,748 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,748 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,756 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,757 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,757 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,757 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8221] [2024-11-05 14:07:31,831 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,832 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 14:07:31,840 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8707-8718] [2024-11-05 14:07:31,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 14:07:32,012 INFO L204 MainTranslator]: Completed translation [2024-11-05 14:07:32,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:07:32 WrapperNode [2024-11-05 14:07:32,013 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 14:07:32,014 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 14:07:32,014 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 14:07:32,014 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 14:07:32,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:07:32" (1/1) ... [2024-11-05 14:07:32,094 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:07:32" (1/1) ... [2024-11-05 14:07:32,155 INFO L138 Inliner]: procedures = 702, calls = 2798, calls flagged for inlining = 61, calls inlined = 8, statements flattened = 892 [2024-11-05 14:07:32,156 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 14:07:32,157 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 14:07:32,157 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 14:07:32,157 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 14:07:32,165 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:07:32" (1/1) ... [2024-11-05 14:07:32,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:07:32" (1/1) ... [2024-11-05 14:07:32,174 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:07:32" (1/1) ... [2024-11-05 14:07:32,250 INFO L175 MemorySlicer]: Split 549 memory accesses to 6 slices as follows [2, 20, 257, 238, 16, 16]. 47 percent of accesses are in the largest equivalence class. The 33 initializations are split as follows [2, 4, 0, 6, 16, 5]. The 494 writes are split as follows [0, 2, 257, 232, 0, 3]. [2024-11-05 14:07:32,251 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:07:32" (1/1) ... [2024-11-05 14:07:32,251 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:07:32" (1/1) ... [2024-11-05 14:07:32,319 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:07:32" (1/1) ... [2024-11-05 14:07:32,321 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:07:32" (1/1) ... [2024-11-05 14:07:32,339 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:07:32" (1/1) ... [2024-11-05 14:07:32,344 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:07:32" (1/1) ... [2024-11-05 14:07:32,359 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 14:07:32,360 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 14:07:32,363 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 14:07:32,363 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 14:07:32,364 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:07:32" (1/1) ... [2024-11-05 14:07:32,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 14:07:32,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 14:07:32,389 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) [2024-11-05 14:07:32,391 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 [2024-11-05 14:07:32,409 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-05 14:07:32,410 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-05 14:07:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-05 14:07:32,410 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-05 14:07:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2024-11-05 14:07:32,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2024-11-05 14:07:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 14:07:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 14:07:32,410 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 14:07:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 14:07:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 14:07:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 14:07:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 14:07:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 14:07:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 14:07:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 14:07:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 14:07:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 14:07:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 14:07:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 14:07:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 14:07:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 14:07:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 14:07:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 14:07:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 14:07:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 14:07:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 14:07:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 14:07:32,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 14:07:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 14:07:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 14:07:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 14:07:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 14:07:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 14:07:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 14:07:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 14:07:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 14:07:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 14:07:32,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 14:07:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 14:07:32,412 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 14:07:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 14:07:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 14:07:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 14:07:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 14:07:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 14:07:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 14:07:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 14:07:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 14:07:32,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 14:07:32,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 14:07:32,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 14:07:32,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 14:07:32,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 14:07:32,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 14:07:32,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 14:07:32,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 14:07:32,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 14:07:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 14:07:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 14:07:32,417 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 14:07:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 14:07:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 14:07:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 14:07:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 14:07:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 14:07:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 14:07:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 14:07:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2024-11-05 14:07:32,417 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2024-11-05 14:07:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 14:07:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 14:07:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 14:07:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 14:07:32,418 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 14:07:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 14:07:32,419 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 14:07:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 14:07:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 14:07:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 14:07:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 14:07:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 14:07:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 14:07:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-05 14:07:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-05 14:07:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-05 14:07:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-05 14:07:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-05 14:07:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-05 14:07:32,703 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 14:07:32,708 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 14:07:40,524 INFO L? ?]: Removed 108 outVars from TransFormulas that were not future-live. [2024-11-05 14:07:40,524 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 14:07:40,536 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 14:07:40,536 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-05 14:07:40,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 02:07:40 BoogieIcfgContainer [2024-11-05 14:07:40,536 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 14:07:40,539 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 14:07:40,539 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 14:07:40,541 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 14:07:40,542 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 02:07:29" (1/3) ... [2024-11-05 14:07:40,543 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76a24f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 02:07:40, skipping insertion in model container [2024-11-05 14:07:40,543 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:07:32" (2/3) ... [2024-11-05 14:07:40,543 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76a24f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 02:07:40, skipping insertion in model container [2024-11-05 14:07:40,543 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 02:07:40" (3/3) ... [2024-11-05 14:07:40,544 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_eq_byte_buf_harness_negated.i [2024-11-05 14:07:40,556 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 14:07:40,557 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 14:07:40,610 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 14:07:40,617 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;@19208d84, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 14:07:40,617 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 14:07:40,625 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 87 states have (on average 1.264367816091954) internal successors, (110), 88 states have internal predecessors, (110), 31 states have call successors, (31), 10 states have call predecessors, (31), 10 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-05 14:07:40,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-05 14:07:40,633 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 14:07:40,633 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 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] [2024-11-05 14:07:40,634 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 14:07:40,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 14:07:40,638 INFO L85 PathProgramCache]: Analyzing trace with hash -312571678, now seen corresponding path program 1 times [2024-11-05 14:07:40,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 14:07:40,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2057248075] [2024-11-05 14:07:40,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 14:07:40,646 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 14:07:40,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 14:07:40,648 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 14:07:40,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 14:08:55,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 14:08:55,654 INFO L255 TraceCheckSpWp]: Trace formula consists of 4129 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 14:08:55,661 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 14:08:55,680 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-05 14:08:55,680 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 14:08:57,118 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-05 14:08:57,119 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 14:08:57,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2057248075] [2024-11-05 14:08:57,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2057248075] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 14:08:57,120 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 14:08:57,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 14:08:57,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954288616] [2024-11-05 14:08:57,122 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 14:08:57,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 14:08:57,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 14:08:57,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 14:08:57,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 14:08:57,140 INFO L87 Difference]: Start difference. First operand has 130 states, 87 states have (on average 1.264367816091954) internal successors, (110), 88 states have internal predecessors, (110), 31 states have call successors, (31), 10 states have call predecessors, (31), 10 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 1 states have call successors, (10) [2024-11-05 14:08:57,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 14:08:57,161 INFO L93 Difference]: Finished difference Result 251 states and 348 transitions. [2024-11-05 14:08:57,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 14:08:57,164 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 1 states have call successors, (10) Word has length 71 [2024-11-05 14:08:57,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 14:08:57,169 INFO L225 Difference]: With dead ends: 251 [2024-11-05 14:08:57,169 INFO L226 Difference]: Without dead ends: 125 [2024-11-05 14:08:57,171 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 14:08:57,173 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 14:08:57,174 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 14:08:57,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-11-05 14:08:57,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2024-11-05 14:08:57,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 83 states have (on average 1.2530120481927711) internal successors, (104), 84 states have internal predecessors, (104), 31 states have call successors, (31), 10 states have call predecessors, (31), 10 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-05 14:08:57,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 165 transitions. [2024-11-05 14:08:57,230 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 165 transitions. Word has length 71 [2024-11-05 14:08:57,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 14:08:57,234 INFO L471 AbstractCegarLoop]: Abstraction has 125 states and 165 transitions. [2024-11-05 14:08:57,234 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 1 states have call successors, (10) [2024-11-05 14:08:57,234 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 165 transitions. [2024-11-05 14:08:57,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-05 14:08:57,237 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 14:08:57,237 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 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] [2024-11-05 14:08:57,252 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 14:08:57,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 14:08:57,446 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 14:08:57,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 14:08:57,447 INFO L85 PathProgramCache]: Analyzing trace with hash 547077084, now seen corresponding path program 1 times [2024-11-05 14:08:57,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 14:08:57,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [613531642] [2024-11-05 14:08:57,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 14:08:57,447 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 14:08:57,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 14:08:57,449 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 14:08:57,450 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process