/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 'cvc5 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_ring_buffer_init_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 02:35:49,324 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 02:35:49,385 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 02:35:49,388 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 02:35:49,389 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 02:35:49,410 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 02:35:49,412 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 02:35:49,412 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 02:35:49,412 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 02:35:49,412 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 02:35:49,413 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 02:35:49,413 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 02:35:49,413 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 02:35:49,414 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 02:35:49,414 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 02:35:49,414 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 02:35:49,414 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 02:35:49,415 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 02:35:49,415 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 02:35:49,415 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 02:35:49,415 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 02:35:49,417 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 02:35:49,417 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 02:35:49,417 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 02:35:49,417 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 02:35:49,417 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 02:35:49,418 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 02:35:49,418 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 02:35:49,418 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 02:35:49,418 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 02:35:49,419 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 02:35:49,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 02:35:49,419 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 02:35:49,419 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 02:35:49,419 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 02:35:49,420 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 02:35:49,420 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 02:35:49,420 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 02:35:49,420 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 02:35:49,420 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 02:35:49,421 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 02:35:49,421 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc5 --incremental --print-success --lang smt [2024-11-05 02:35:49,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 02:35:49,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 02:35:49,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 02:35:49,688 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 02:35:49,688 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 02:35:49,690 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_ring_buffer_init_harness.i [2024-11-05 02:35:51,002 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 02:35:51,378 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 02:35:51,378 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_ring_buffer_init_harness.i [2024-11-05 02:35:51,415 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bda48dd1/f767cb49e8f64bb2863987165a36c6ff/FLAG82c045ad2 [2024-11-05 02:35:51,434 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bda48dd1/f767cb49e8f64bb2863987165a36c6ff [2024-11-05 02:35:51,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 02:35:51,441 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 02:35:51,442 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 02:35:51,443 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 02:35:51,447 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 02:35:51,448 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 02:35:51" (1/1) ... [2024-11-05 02:35:51,449 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30bebcd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:35:51, skipping insertion in model container [2024-11-05 02:35:51,449 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 02:35:51" (1/1) ... [2024-11-05 02:35:51,574 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 02:35:51,777 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_ring_buffer_init_harness.i[4494,4507] [2024-11-05 02:35:51,784 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_ring_buffer_init_harness.i[4554,4567] [2024-11-05 02:35:52,283 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 02:35:52,382 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 02:35:52,383 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 02:35:52,383 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 02:35:52,397 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 02:35:52,399 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:52,399 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:52,400 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:52,400 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 02:35:52,400 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:52,401 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:52,404 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 02:35:52,405 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 02:35:52,407 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 02:35:52,407 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 02:35:52,416 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:52,416 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 02:35:52,417 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:52,417 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 02:35:52,418 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:52,419 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 02:35:52,419 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:52,419 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 02:35:52,420 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:52,421 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 02:35:52,423 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:52,424 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:35:52,424 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:52,424 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:52,664 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 02:35:52,664 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 02:35:52,666 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 02:35:52,666 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 02:35:52,778 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 02:35:52,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 02:35:52,935 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 02:35:52,962 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 02:35:52,967 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_ring_buffer_init_harness.i[4494,4507] [2024-11-05 02:35:52,967 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_ring_buffer_init_harness.i[4554,4567] [2024-11-05 02:35:53,028 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 02:35:53,058 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 02:35:53,058 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 02:35:53,058 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 02:35:53,066 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 02:35:53,075 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,076 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,076 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,077 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 02:35:53,077 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,080 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,081 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 02:35:53,082 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 02:35:53,082 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 02:35:53,083 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 02:35:53,100 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,101 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 02:35:53,101 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,101 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 02:35:53,102 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,102 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 02:35:53,103 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,103 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 02:35:53,111 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,112 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 02:35:53,112 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,120 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 02:35:53,120 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,120 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,210 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 02:35:53,210 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 02:35:53,211 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 02:35:53,217 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 02:35:53,270 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 02:35:53,305 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 02:35:53,327 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 02:35:53,340 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_ring_buffer_init_harness.i[4494,4507] [2024-11-05 02:35:53,340 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_ring_buffer_init_harness.i[4554,4567] [2024-11-05 02:35:53,375 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,376 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,376 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,376 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,376 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,380 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,381 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,383 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,383 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,384 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,384 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,385 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,385 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:35:53,454 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7591-7602] [2024-11-05 02:35:53,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 02:35:53,635 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-05 02:35:53,643 INFO L204 MainTranslator]: Completed translation [2024-11-05 02:35:53,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:35:53 WrapperNode [2024-11-05 02:35:53,646 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 02:35:53,648 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 02:35:53,648 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 02:35:53,648 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 02:35:53,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:35:53" (1/1) ... [2024-11-05 02:35:53,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:35:53" (1/1) ... [2024-11-05 02:35:53,785 INFO L138 Inliner]: procedures = 698, calls = 1512, calls flagged for inlining = 48, calls inlined = 7, statements flattened = 576 [2024-11-05 02:35:53,786 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 02:35:53,787 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 02:35:53,787 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 02:35:53,787 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 02:35:53,796 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:35:53" (1/1) ... [2024-11-05 02:35:53,796 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:35:53" (1/1) ... [2024-11-05 02:35:53,806 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:35:53" (1/1) ... [2024-11-05 02:35:53,861 INFO L175 MemorySlicer]: Split 271 memory accesses to 4 slices as follows [2, 238, 5, 26]. 88 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [2, 6, 5, 5]. The 237 writes are split as follows [0, 232, 0, 5]. [2024-11-05 02:35:53,861 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:35:53" (1/1) ... [2024-11-05 02:35:53,862 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:35:53" (1/1) ... [2024-11-05 02:35:53,894 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:35:53" (1/1) ... [2024-11-05 02:35:53,900 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:35:53" (1/1) ... [2024-11-05 02:35:53,909 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:35:53" (1/1) ... [2024-11-05 02:35:53,913 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:35:53" (1/1) ... [2024-11-05 02:35:53,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 02:35:53,924 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 02:35:53,924 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 02:35:53,924 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 02:35:53,925 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:35:53" (1/1) ... [2024-11-05 02:35:53,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 02:35:53,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 02:35:53,965 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 02:35:53,974 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 02:35:53,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 02:35:53,995 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 02:35:53,995 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 02:35:53,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 02:35:53,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 02:35:53,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 02:35:53,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 02:35:53,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 02:35:53,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 02:35:53,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 02:35:53,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 02:35:53,995 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-05 02:35:53,995 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-05 02:35:53,995 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2024-11-05 02:35:53,996 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2024-11-05 02:35:53,996 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_init_ptr [2024-11-05 02:35:53,996 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_init_ptr [2024-11-05 02:35:53,996 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 02:35:53,996 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 02:35:53,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 02:35:53,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 02:35:53,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 02:35:53,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 02:35:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 02:35:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 02:35:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 02:35:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 02:35:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2024-11-05 02:35:53,998 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2024-11-05 02:35:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 02:35:53,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 02:35:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 02:35:53,998 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 02:35:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-05 02:35:53,998 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-05 02:35:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 02:35:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 02:35:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 02:35:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 02:35:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-05 02:35:53,999 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-05 02:35:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-05 02:35:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-05 02:35:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-05 02:35:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-05 02:35:53,999 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-05 02:35:53,999 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-05 02:35:53,999 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-05 02:35:53,999 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-05 02:35:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 02:35:53,999 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 02:35:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-05 02:35:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-05 02:35:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 02:35:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 02:35:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 02:35:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 02:35:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 02:35:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 02:35:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 02:35:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 02:35:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 02:35:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2024-11-05 02:35:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2024-11-05 02:35:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 02:35:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 02:35:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 02:35:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 02:35:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 02:35:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 02:35:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2024-11-05 02:35:54,001 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2024-11-05 02:35:54,346 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 02:35:54,348 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 02:36:01,688 INFO L? ?]: Removed 99 outVars from TransFormulas that were not future-live. [2024-11-05 02:36:01,688 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 02:36:01,697 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 02:36:01,698 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-05 02:36:01,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 02:36:01 BoogieIcfgContainer [2024-11-05 02:36:01,698 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 02:36:01,700 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 02:36:01,700 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 02:36:01,702 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 02:36:01,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 02:35:51" (1/3) ... [2024-11-05 02:36:01,702 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c477aa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 02:36:01, skipping insertion in model container [2024-11-05 02:36:01,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:35:53" (2/3) ... [2024-11-05 02:36:01,703 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c477aa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 02:36:01, skipping insertion in model container [2024-11-05 02:36:01,703 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 02:36:01" (3/3) ... [2024-11-05 02:36:01,703 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_ring_buffer_init_harness.i [2024-11-05 02:36:01,715 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 02:36:01,716 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-05 02:36:01,832 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 02:36:01,846 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;@67ac906c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 02:36:01,846 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-05 02:36:01,853 INFO L276 IsEmpty]: Start isEmpty. Operand has 146 states, 97 states have (on average 1.2474226804123711) internal successors, (121), 100 states have internal predecessors, (121), 30 states have call successors, (30), 16 states have call predecessors, (30), 16 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-05 02:36:01,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-05 02:36:01,871 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 02:36:01,872 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 02:36:01,872 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting aws_atomic_load_ptrErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION, aws_atomic_load_ptrErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-05 02:36:01,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 02:36:01,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1864435119, now seen corresponding path program 1 times [2024-11-05 02:36:01,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 02:36:01,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [488466035] [2024-11-05 02:36:01,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 02:36:01,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-05 02:36:01,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-05 02:36:01,889 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-05 02:36:01,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-05 02:36:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 02:36:07,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 2287 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 02:36:07,764 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 02:36:07,777 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-05 02:36:07,778 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 02:36:10,846 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-05 02:36:10,846 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 02:36:10,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [488466035] [2024-11-05 02:36:10,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [488466035] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 02:36:10,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 02:36:10,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-05 02:36:10,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041551842] [2024-11-05 02:36:10,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 02:36:10,855 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 02:36:10,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 02:36:10,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 02:36:10,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 02:36:10,881 INFO L87 Difference]: Start difference. First operand has 146 states, 97 states have (on average 1.2474226804123711) internal successors, (121), 100 states have internal predecessors, (121), 30 states have call successors, (30), 16 states have call predecessors, (30), 16 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-05 02:36:10,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 02:36:10,909 INFO L93 Difference]: Finished difference Result 281 states and 368 transitions. [2024-11-05 02:36:10,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 02:36:10,913 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 86 [2024-11-05 02:36:10,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 02:36:10,919 INFO L225 Difference]: With dead ends: 281 [2024-11-05 02:36:10,919 INFO L226 Difference]: Without dead ends: 139 [2024-11-05 02:36:10,926 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 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 02:36:10,929 INFO L432 NwaCegarLoop]: 173 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, 173 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 02:36:10,929 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 02:36:10,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2024-11-05 02:36:10,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2024-11-05 02:36:10,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 90 states have (on average 1.1888888888888889) internal successors, (107), 93 states have internal predecessors, (107), 30 states have call successors, (30), 16 states have call predecessors, (30), 16 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-05 02:36:10,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 166 transitions. [2024-11-05 02:36:10,968 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 166 transitions. Word has length 86 [2024-11-05 02:36:10,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 02:36:10,969 INFO L471 AbstractCegarLoop]: Abstraction has 139 states and 166 transitions. [2024-11-05 02:36:10,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-05 02:36:10,970 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 166 transitions. [2024-11-05 02:36:10,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-05 02:36:10,972 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 02:36:10,972 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 02:36:10,977 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-05 02:36:11,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt [2024-11-05 02:36:11,175 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting aws_atomic_load_ptrErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION, aws_atomic_load_ptrErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-05 02:36:11,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 02:36:11,175 INFO L85 PathProgramCache]: Analyzing trace with hash 1587862584, now seen corresponding path program 1 times [2024-11-05 02:36:11,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 02:36:11,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [361752332] [2024-11-05 02:36:11,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 02:36:11,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-05 02:36:11,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-05 02:36:11,179 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-05 02:36:11,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-05 02:36:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 02:36:16,519 WARN L253 TraceCheckSpWp]: Trace formula consists of 2303 conjuncts, 1521 conjuncts are in the unsatisfiable core [2024-11-05 02:36:16,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 02:36:28,757 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-05 02:36:29,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-05 02:36:29,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-05 02:36:55,688 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-05 02:36:55,688 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 02:37:17,915 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-05 02:37:17,915 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 02:37:17,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [361752332] [2024-11-05 02:37:17,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [361752332] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 02:37:17,915 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 02:37:17,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 5] imperfect sequences [] total 15 [2024-11-05 02:37:17,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160951227] [2024-11-05 02:37:17,916 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 02:37:17,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-05 02:37:17,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 02:37:17,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-05 02:37:17,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-11-05 02:37:17,920 INFO L87 Difference]: Start difference. First operand 139 states and 166 transitions. Second operand has 15 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 5 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (30), 5 states have call predecessors, (30), 5 states have call successors, (30) [2024-11-05 02:37:22,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-05 02:37:27,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.92s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-05 02:37:32,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]