/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 'z3 -smt2 -in SMTLIB2_COMPLIANT=true' -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.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 15:16:25,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 15:16:25,316 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 15:16:25,320 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 15:16:25,321 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 15:16:25,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 15:16:25,348 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 15:16:25,348 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 15:16:25,349 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 15:16:25,349 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 15:16:25,350 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 15:16:25,350 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 15:16:25,351 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 15:16:25,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 15:16:25,354 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 15:16:25,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 15:16:25,355 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 15:16:25,355 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 15:16:25,356 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 15:16:25,356 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 15:16:25,357 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 15:16:25,358 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 15:16:25,359 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 15:16:25,359 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 15:16:25,359 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 15:16:25,359 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 15:16:25,360 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 15:16:25,360 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 15:16:25,360 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 15:16:25,360 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 15:16:25,361 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 15:16:25,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:16:25,361 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 15:16:25,361 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 15:16:25,362 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 15:16:25,362 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 15:16:25,362 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 15:16:25,362 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 15:16:25,363 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 15:16:25,363 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 15:16:25,363 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 15:16:25,363 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:16:25,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 15:16:25,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 15:16:25,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 15:16:25,621 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 15:16:25,622 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 15:16:25,623 INFO L431 ainManager$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.i [2024-11-04 15:16:27,012 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 15:16:27,482 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 15:16:27,483 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_string_eq_byte_buf_harness.i [2024-11-04 15:16:27,518 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cb1b4f21/92e140c1a3824dde849cda1449127416/FLAG64e5cee85 [2024-11-04 15:16:27,575 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cb1b4f21/92e140c1a3824dde849cda1449127416 [2024-11-04 15:16:27,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 15:16:27,579 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 15:16:27,582 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 15:16:27,582 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 15:16:27,588 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 15:16:27,588 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:16:27" (1/1) ... [2024-11-04 15:16:27,589 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b1126a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:16:27, skipping insertion in model container [2024-11-04 15:16:27,589 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:16:27" (1/1) ... [2024-11-04 15:16:27,742 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:16:28,003 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.i[4496,4509] [2024-11-04 15:16:28,013 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.i[4556,4569] [2024-11-04 15:16:28,543 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,643 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,643 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,644 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,654 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,661 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:28,661 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:28,662 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:28,662 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,663 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:28,663 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:28,673 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,673 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,676 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,676 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,683 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:28,683 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,684 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:28,684 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,686 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:28,686 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,686 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:28,687 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,954 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,955 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,955 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:28,956 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,060 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,074 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,078 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,086 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,130 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,131 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,133 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,134 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,134 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,218 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,220 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,227 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,227 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:16:29,358 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 15:16:29,387 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:16:29,392 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.i[4496,4509] [2024-11-04 15:16:29,392 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.i[4556,4569] [2024-11-04 15:16:29,409 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,424 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,424 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,425 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,428 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,428 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,428 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,429 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,429 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,430 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,431 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,432 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,432 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,433 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,433 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,439 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,439 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,439 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,440 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,441 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,443 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,443 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,444 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,483 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,484 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,484 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,484 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,544 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,556 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,560 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,564 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,599 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,600 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,601 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,601 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,602 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,643 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,644 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,646 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,646 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:16:29,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:16:29,683 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 15:16:29,699 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.i[4496,4509] [2024-11-04 15:16:29,700 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.i[4556,4569] [2024-11-04 15:16:29,739 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,739 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,739 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,740 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,740 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,744 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,744 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,745 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,745 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,838 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8253] [2024-11-04 15:16:29,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:16:29,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8739-8750] [2024-11-04 15:16:29,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:16:30,129 INFO L204 MainTranslator]: Completed translation [2024-11-04 15:16:30,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:16:30 WrapperNode [2024-11-04 15:16:30,130 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 15:16:30,131 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 15:16:30,131 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 15:16:30,131 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 15:16:30,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:16:30" (1/1) ... [2024-11-04 15:16:30,237 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:16:30" (1/1) ... [2024-11-04 15:16:30,326 INFO L138 Inliner]: procedures = 702, calls = 2798, calls flagged for inlining = 61, calls inlined = 8, statements flattened = 892 [2024-11-04 15:16:30,328 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 15:16:30,328 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 15:16:30,328 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 15:16:30,328 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 15:16:30,339 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:16:30" (1/1) ... [2024-11-04 15:16:30,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:16:30" (1/1) ... [2024-11-04 15:16:30,352 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:16:30" (1/1) ... [2024-11-04 15:16:30,488 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]. [2024-11-04 15:16:30,489 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:16:30" (1/1) ... [2024-11-04 15:16:30,489 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:16:30" (1/1) ... [2024-11-04 15:16:30,540 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:16:30" (1/1) ... [2024-11-04 15:16:30,542 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:16:30" (1/1) ... [2024-11-04 15:16:30,567 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:16:30" (1/1) ... [2024-11-04 15:16:30,581 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:16:30" (1/1) ... [2024-11-04 15:16:30,600 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 15:16:30,603 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 15:16:30,603 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 15:16:30,603 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 15:16:30,604 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:16:30" (1/1) ... [2024-11-04 15:16:30,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:16:30,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:16:30,634 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) [2024-11-04 15:16:30,636 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 [2024-11-04 15:16:30,664 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-04 15:16:30,664 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-04 15:16:30,664 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-04 15:16:30,664 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-04 15:16:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2024-11-04 15:16:30,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2024-11-04 15:16:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 15:16:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-04 15:16:30,665 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-04 15:16:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 15:16:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 15:16:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 15:16:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 15:16:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 15:16:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 15:16:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 15:16:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 15:16:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 15:16:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 15:16:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 15:16:30,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 15:16:30,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-04 15:16:30,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-04 15:16:30,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-04 15:16:30,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-04 15:16:30,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-04 15:16:30,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-04 15:16:30,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 15:16:30,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 15:16:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 15:16:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 15:16:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 15:16:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 15:16:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 15:16:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 15:16:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 15:16:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 15:16:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 15:16:30,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 15:16:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 15:16:30,669 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 15:16:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 15:16:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 15:16:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 15:16:30,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 15:16:30,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 15:16:30,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 15:16:30,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 15:16:30,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 15:16:30,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 15:16:30,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 15:16:30,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 15:16:30,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 15:16:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 15:16:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 15:16:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 15:16:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 15:16:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 15:16:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 15:16:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 15:16:30,672 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 15:16:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 15:16:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 15:16:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 15:16:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 15:16:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 15:16:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 15:16:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 15:16:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2024-11-04 15:16:30,673 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2024-11-04 15:16:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 15:16:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 15:16:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 15:16:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 15:16:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 15:16:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 15:16:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 15:16:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 15:16:30,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 15:16:30,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 15:16:30,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 15:16:30,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 15:16:30,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 15:16:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 15:16:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 15:16:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 15:16:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 15:16:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 15:16:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-04 15:16:30,676 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-04 15:16:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 15:16:30,676 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 15:16:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 15:16:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 15:16:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 15:16:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 15:16:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 15:16:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 15:16:30,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-04 15:16:30,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-04 15:16:30,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-04 15:16:30,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-04 15:16:30,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-04 15:16:30,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-04 15:16:31,056 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 15:16:31,059 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 15:16:39,315 INFO L? ?]: Removed 108 outVars from TransFormulas that were not future-live. [2024-11-04 15:16:39,315 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 15:16:39,328 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 15:16:39,328 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-04 15:16:39,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:16:39 BoogieIcfgContainer [2024-11-04 15:16:39,329 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 15:16:39,331 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 15:16:39,331 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 15:16:39,334 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 15:16:39,335 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 03:16:27" (1/3) ... [2024-11-04 15:16:39,335 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e4b166e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:16:39, skipping insertion in model container [2024-11-04 15:16:39,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:16:30" (2/3) ... [2024-11-04 15:16:39,336 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e4b166e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:16:39, skipping insertion in model container [2024-11-04 15:16:39,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:16:39" (3/3) ... [2024-11-04 15:16:39,337 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_eq_byte_buf_harness.i [2024-11-04 15:16:39,353 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 15:16:39,354 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 15:16:39,428 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 15:16:39,434 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;@74f48d06, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 15:16:39,434 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 15:16:39,441 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) [2024-11-04 15:16:39,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-04 15:16:39,452 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:16:39,453 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] [2024-11-04 15:16:39,453 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:16:39,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:16:39,459 INFO L85 PathProgramCache]: Analyzing trace with hash -312571678, now seen corresponding path program 1 times [2024-11-04 15:16:39,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:16:39,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [603685553] [2024-11-04 15:16:39,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:16:39,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:16:39,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:16:39,471 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:16:39,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-04 15:17:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:17:55,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 4129 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 15:17:55,739 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:17:55,761 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-04 15:17:55,762 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:17:57,251 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-04 15:17:57,252 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:17:57,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [603685553] [2024-11-04 15:17:57,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [603685553] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 15:17:57,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 15:17:57,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-04 15:17:57,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072762343] [2024-11-04 15:17:57,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 15:17:57,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 15:17:57,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:17:57,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 15:17:57,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 15:17:57,288 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 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-04 15:17:57,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:17:57,330 INFO L93 Difference]: Finished difference Result 251 states and 348 transitions. [2024-11-04 15:17:57,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 15:17:57,334 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 71 [2024-11-04 15:17:57,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:17:57,343 INFO L225 Difference]: With dead ends: 251 [2024-11-04 15:17:57,343 INFO L226 Difference]: Without dead ends: 125 [2024-11-04 15:17:57,348 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 [2024-11-04 15:17:57,351 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 [2024-11-04 15:17:57,352 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] [2024-11-04 15:17:57,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-11-04 15:17:57,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2024-11-04 15:17:57,395 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) [2024-11-04 15:17:57,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 165 transitions. [2024-11-04 15:17:57,399 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 165 transitions. Word has length 71 [2024-11-04 15:17:57,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:17:57,400 INFO L471 AbstractCegarLoop]: Abstraction has 125 states and 165 transitions. [2024-11-04 15:17:57,400 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-04 15:17:57,400 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 165 transitions. [2024-11-04 15:17:57,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-04 15:17:57,403 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:17:57,404 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] [2024-11-04 15:17:57,474 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-04 15:17:57,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:17:57,605 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:17:57,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:17:57,606 INFO L85 PathProgramCache]: Analyzing trace with hash 547077084, now seen corresponding path program 1 times [2024-11-04 15:17:57,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:17:57,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1491680544] [2024-11-04 15:17:57,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:17:57,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:17:57,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:17:57,608 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:17:57,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process