/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_byte_cursor_eq_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 02:17:02,908 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 02:17:03,004 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 02:17:03,008 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 02:17:03,009 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 02:17:03,031 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 02:17:03,031 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 02:17:03,032 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 02:17:03,032 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 02:17:03,033 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 02:17:03,033 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 02:17:03,033 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 02:17:03,034 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 02:17:03,034 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 02:17:03,035 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 02:17:03,035 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 02:17:03,035 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 02:17:03,036 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 02:17:03,036 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 02:17:03,036 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 02:17:03,037 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 02:17:03,037 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 02:17:03,038 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 02:17:03,038 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 02:17:03,038 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 02:17:03,039 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 02:17:03,039 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 02:17:03,039 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 02:17:03,040 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 02:17:03,040 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 02:17:03,040 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 02:17:03,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 02:17:03,041 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 02:17:03,041 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 02:17:03,041 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 02:17:03,042 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 02:17:03,042 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 02:17:03,042 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 02:17:03,042 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 02:17:03,043 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 02:17:03,043 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 02:17:03,043 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc5 --incremental --print-success --lang smt [2024-11-05 02:17:03,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 02:17:03,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 02:17:03,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 02:17:03,264 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 02:17:03,265 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 02:17:03,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_cursor_eq_harness.i [2024-11-05 02:17:04,678 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 02:17:05,107 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 02:17:05,108 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_cursor_eq_harness.i [2024-11-05 02:17:05,142 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/651d91be8/22f695ef8f07400b97d7e754fa9d256b/FLAG2b9b738bd [2024-11-05 02:17:05,160 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/651d91be8/22f695ef8f07400b97d7e754fa9d256b [2024-11-05 02:17:05,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 02:17:05,165 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 02:17:05,168 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 02:17:05,168 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 02:17:05,173 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 02:17:05,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 02:17:05" (1/1) ... [2024-11-05 02:17:05,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b097945 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:05, skipping insertion in model container [2024-11-05 02:17:05,174 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 02:17:05" (1/1) ... [2024-11-05 02:17:05,288 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 02:17:05,555 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_cursor_eq_harness.i[4492,4505] [2024-11-05 02:17:05,567 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_cursor_eq_harness.i[4552,4565] [2024-11-05 02:17:06,371 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 02:17:06,515 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 02:17:06,515 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 02:17:06,516 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 02:17:06,526 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 02:17:06,529 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:06,530 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:06,530 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:06,531 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 02:17:06,533 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:06,534 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:06,536 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 02:17:06,537 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 02:17:06,542 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 02:17:06,543 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:17:06,552 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:06,553 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 02:17:06,553 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:06,553 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 02:17:06,556 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:06,556 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:17:06,557 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:06,557 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 02:17:06,950 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 02:17:06,950 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 02:17:06,951 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 02:17:06,951 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 02:17:07,096 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 02:17:07,115 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 02:17:07,119 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 02:17:07,127 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 02:17:07,174 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 02:17:07,175 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 02:17:07,176 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:17:07,176 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,177 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 02:17:07,347 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 02:17:07,376 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 02:17:07,384 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_cursor_eq_harness.i[4492,4505] [2024-11-05 02:17:07,385 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_cursor_eq_harness.i[4552,4565] [2024-11-05 02:17:07,404 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 02:17:07,417 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 02:17:07,417 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 02:17:07,418 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 02:17:07,421 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 02:17:07,422 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,422 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,422 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,423 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:17:07,423 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,424 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,425 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:17:07,425 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:17:07,426 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 02:17:07,426 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 02:17:07,429 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,429 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:17:07,429 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,429 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:17:07,430 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,430 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 02:17:07,430 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,431 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:17:07,467 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 02:17:07,469 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 02:17:07,469 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 02:17:07,469 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 02:17:07,493 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 02:17:07,499 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 02:17:07,501 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 02:17:07,504 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 02:17:07,534 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 02:17:07,535 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 02:17:07,537 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 02:17:07,537 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,537 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 02:17:07,602 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 02:17:07,620 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_cursor_eq_harness.i[4492,4505] [2024-11-05 02:17:07,620 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_cursor_eq_harness.i[4552,4565] [2024-11-05 02:17:07,720 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,720 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,720 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,721 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,721 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,726 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,727 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,727 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,728 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,831 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8277] [2024-11-05 02:17:07,833 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:17:07,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8763-8774] [2024-11-05 02:17:07,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 02:17:08,040 INFO L204 MainTranslator]: Completed translation [2024-11-05 02:17:08,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:08 WrapperNode [2024-11-05 02:17:08,041 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 02:17:08,042 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 02:17:08,042 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 02:17:08,042 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 02:17:08,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:08" (1/1) ... [2024-11-05 02:17:08,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:08" (1/1) ... [2024-11-05 02:17:08,247 INFO L138 Inliner]: procedures = 700, calls = 2648, calls flagged for inlining = 60, calls inlined = 6, statements flattened = 881 [2024-11-05 02:17:08,248 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 02:17:08,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 02:17:08,251 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 02:17:08,251 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 02:17:08,261 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:08" (1/1) ... [2024-11-05 02:17:08,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:08" (1/1) ... [2024-11-05 02:17:08,278 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:08" (1/1) ... [2024-11-05 02:17:08,367 INFO L175 MemorySlicer]: Split 550 memory accesses to 7 slices as follows [2, 257, 238, 6, 4, 38, 5]. 47 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 0, 6, 0, 0, 4, 5]. The 494 writes are split as follows [0, 257, 232, 2, 0, 3, 0]. [2024-11-05 02:17:08,367 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:08" (1/1) ... [2024-11-05 02:17:08,368 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:08" (1/1) ... [2024-11-05 02:17:08,421 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:08" (1/1) ... [2024-11-05 02:17:08,430 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:08" (1/1) ... [2024-11-05 02:17:08,449 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:08" (1/1) ... [2024-11-05 02:17:08,463 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:08" (1/1) ... [2024-11-05 02:17:08,484 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 02:17:08,485 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 02:17:08,485 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 02:17:08,486 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 02:17:08,487 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:08" (1/1) ... [2024-11-05 02:17:08,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 02:17:08,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 02:17:08,519 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 02:17:08,523 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 02:17:08,554 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-05 02:17:08,555 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-05 02:17:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 02:17:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 02:17:08,556 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 02:17:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 02:17:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 02:17:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 02:17:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 02:17:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 02:17:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 02:17:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 02:17:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 02:17:08,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 02:17:08,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 02:17:08,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 02:17:08,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 02:17:08,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 02:17:08,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 02:17:08,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 02:17:08,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 02:17:08,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 02:17:08,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 02:17:08,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 02:17:08,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 02:17:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-05 02:17:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_bounded [2024-11-05 02:17:08,558 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_bounded [2024-11-05 02:17:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 02:17:08,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 02:17:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 02:17:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 02:17:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-05 02:17:08,558 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-05 02:17:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 02:17:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 02:17:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 02:17:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 02:17:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 02:17:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 02:17:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 02:17:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 02:17:08,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 02:17:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 02:17:08,560 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 02:17:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 02:17:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 02:17:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 02:17:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 02:17:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 02:17:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 02:17:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-05 02:17:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-05 02:17:08,561 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-05 02:17:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 02:17:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 02:17:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 02:17:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 02:17:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 02:17:08,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 02:17:08,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 02:17:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 02:17:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 02:17:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 02:17:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 02:17:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 02:17:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 02:17:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 02:17:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 02:17:08,565 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 02:17:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 02:17:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 02:17:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 02:17:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 02:17:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 02:17:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 02:17:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 02:17:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 02:17:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2024-11-05 02:17:08,565 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2024-11-05 02:17:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 02:17:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 02:17:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 02:17:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 02:17:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 02:17:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 02:17:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 02:17:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 02:17:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 02:17:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 02:17:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 02:17:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 02:17:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 02:17:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-05 02:17:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 02:17:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 02:17:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 02:17:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 02:17:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 02:17:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 02:17:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 02:17:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 02:17:08,568 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 02:17:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 02:17:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 02:17:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 02:17:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 02:17:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 02:17:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 02:17:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 02:17:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-05 02:17:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-05 02:17:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-05 02:17:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-05 02:17:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-05 02:17:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-05 02:17:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-05 02:17:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_cursor_has_allocated_buffer_member [2024-11-05 02:17:08,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_cursor_has_allocated_buffer_member [2024-11-05 02:17:08,958 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 02:17:08,961 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 02:17:17,095 INFO L? ?]: Removed 89 outVars from TransFormulas that were not future-live. [2024-11-05 02:17:17,096 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 02:17:17,112 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 02:17:17,112 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-05 02:17:17,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 02:17:17 BoogieIcfgContainer [2024-11-05 02:17:17,113 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 02:17:17,115 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 02:17:17,115 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 02:17:17,119 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 02:17:17,119 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 02:17:05" (1/3) ... [2024-11-05 02:17:17,120 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2114c2a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 02:17:17, skipping insertion in model container [2024-11-05 02:17:17,120 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:08" (2/3) ... [2024-11-05 02:17:17,120 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2114c2a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 02:17:17, skipping insertion in model container [2024-11-05 02:17:17,120 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 02:17:17" (3/3) ... [2024-11-05 02:17:17,122 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_eq_harness.i [2024-11-05 02:17:17,138 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 02:17:17,139 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 02:17:17,212 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 02:17:17,220 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;@1d198b5e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 02:17:17,220 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 02:17:17,226 INFO L276 IsEmpty]: Start isEmpty. Operand has 134 states, 81 states have (on average 1.2345679012345678) internal successors, (100), 82 states have internal predecessors, (100), 40 states have call successors, (40), 11 states have call predecessors, (40), 11 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-05 02:17:17,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-05 02:17:17,240 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 02:17:17,241 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 02:17:17,241 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 02:17:17,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 02:17:17,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1548624578, now seen corresponding path program 1 times [2024-11-05 02:17:17,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 02:17:17,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1056960573] [2024-11-05 02:17:17,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 02:17:17,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-05 02:17:17,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-05 02:17:17,265 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 02:17:17,266 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 02:18:34,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 02:18:34,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 4218 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 02:18:34,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 02:18:34,336 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-05 02:18:34,336 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 02:18:36,932 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-05 02:18:36,933 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 02:18:36,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1056960573] [2024-11-05 02:18:36,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1056960573] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 02:18:36,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 02:18:36,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-05 02:18:36,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334497219] [2024-11-05 02:18:36,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 02:18:36,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 02:18:36,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 02:18:36,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 02:18:36,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 02:18:36,967 INFO L87 Difference]: Start difference. First operand has 134 states, 81 states have (on average 1.2345679012345678) internal successors, (100), 82 states have internal predecessors, (100), 40 states have call successors, (40), 11 states have call predecessors, (40), 11 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-05 02:18:37,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 02:18:37,010 INFO L93 Difference]: Finished difference Result 264 states and 381 transitions. [2024-11-05 02:18:37,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 02:18:37,012 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 102 [2024-11-05 02:18:37,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 02:18:37,019 INFO L225 Difference]: With dead ends: 264 [2024-11-05 02:18:37,020 INFO L226 Difference]: Without dead ends: 128 [2024-11-05 02:18:37,023 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 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 02:18:37,026 INFO L432 NwaCegarLoop]: 178 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, 178 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 02:18:37,026 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 02:18:37,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2024-11-05 02:18:37,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2024-11-05 02:18:37,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 76 states have (on average 1.2105263157894737) internal successors, (92), 77 states have internal predecessors, (92), 40 states have call successors, (40), 11 states have call predecessors, (40), 11 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-05 02:18:37,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 171 transitions. [2024-11-05 02:18:37,066 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 171 transitions. Word has length 102 [2024-11-05 02:18:37,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 02:18:37,068 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 171 transitions. [2024-11-05 02:18:37,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-05 02:18:37,068 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 171 transitions. [2024-11-05 02:18:37,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-05 02:18:37,071 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 02:18:37,071 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 02:18:37,076 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 02:18:37,272 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 02:18:37,273 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 02:18:37,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 02:18:37,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1092163974, now seen corresponding path program 1 times [2024-11-05 02:18:37,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 02:18:37,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [699091682] [2024-11-05 02:18:37,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 02:18:37,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-05 02:18:37,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-05 02:18:37,275 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 02:18:37,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process