/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver bitwuzla -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_reserve_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:42:40,195 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:42:40,270 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 13:42:40,277 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:42:40,277 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:42:40,306 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:42:40,306 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:42:40,306 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:42:40,307 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:42:40,307 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:42:40,307 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:42:40,308 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:42:40,309 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:42:40,313 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:42:40,313 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:42:40,313 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:42:40,313 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:42:40,313 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:42:40,314 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:42:40,314 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:42:40,314 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:42:40,316 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:42:40,316 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:42:40,316 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:42:40,317 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:42:40,317 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:42:40,317 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:42:40,317 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:42:40,317 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:42:40,318 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:42:40,318 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:42:40,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:42:40,318 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:42:40,318 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:42:40,319 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:42:40,319 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:42:40,319 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:42:40,319 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:42:40,319 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:42:40,320 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:42:40,320 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:42:40,321 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:42:40,524 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:42:40,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:42:40,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:42:40,546 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:42:40,547 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:42:40,548 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_reserve_harness.i [2024-11-05 13:42:41,932 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:42:42,377 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:42:42,377 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_reserve_harness.i [2024-11-05 13:42:42,414 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df93e0955/0ce14953aef340c88277c54cba18edcf/FLAGb9e98f493 [2024-11-05 13:42:42,429 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df93e0955/0ce14953aef340c88277c54cba18edcf [2024-11-05 13:42:42,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:42:42,433 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:42:42,435 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:42:42,435 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:42:42,441 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:42:42,442 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:42:42" (1/1) ... [2024-11-05 13:42:42,443 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50cced2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:42, skipping insertion in model container [2024-11-05 13:42:42,443 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:42:42" (1/1) ... [2024-11-05 13:42:42,534 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:42:42,803 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_buf_reserve_harness.i[4494,4507] [2024-11-05 13:42:42,812 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_buf_reserve_harness.i[4554,4567] [2024-11-05 13:42:43,409 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:42:43,507 WARN 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 13:42:43,512 WARN 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 13:42:43,512 WARN 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 13:42:43,521 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:42:43,524 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:43,524 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:43,524 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:43,525 WARN 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 13:42:43,527 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:43,528 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:43,530 WARN 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 13:42:43,530 WARN 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 13:42:43,535 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 13:42:43,535 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 13:42:43,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:43,546 WARN 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 13:42:43,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:43,547 WARN 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 13:42:43,550 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:43,550 WARN 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 13:42:43,550 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:43,551 WARN 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 13:42:43,871 WARN 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 13:42:43,873 WARN 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 13:42:43,873 WARN 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 13:42:43,873 WARN 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 13:42:44,002 WARN 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 13:42:44,017 WARN 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 13:42:44,017 WARN 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 13:42:44,018 WARN 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 13:42:44,018 WARN 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 13:42:44,020 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,020 WARN 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 13:42:44,021 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,038 WARN 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 13:42:44,043 WARN 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 13:42:44,052 WARN 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 13:42:44,103 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 13:42:44,104 WARN 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 13:42:44,109 WARN 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 13:42:44,110 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,110 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,165 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:42:44,231 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:42:44,267 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:42:44,272 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_buf_reserve_harness.i[4494,4507] [2024-11-05 13:42:44,272 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_buf_reserve_harness.i[4554,4567] [2024-11-05 13:42:44,299 WARN 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 13:42:44,309 WARN 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 13:42:44,309 WARN 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 13:42:44,310 WARN 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 13:42:44,316 WARN 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 13:42:44,317 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,317 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,318 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,318 WARN 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 13:42:44,318 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,319 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,320 WARN 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 13:42:44,320 WARN 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 13:42:44,326 WARN 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 13:42:44,327 WARN 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 13:42:44,334 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,334 WARN 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 13:42:44,334 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,335 WARN 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 13:42:44,335 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,336 WARN 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 13:42:44,336 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,336 WARN 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 13:42:44,386 WARN 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 13:42:44,387 WARN 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 13:42:44,387 WARN 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 13:42:44,387 WARN 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 13:42:44,418 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 13:42:44,424 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 13:42:44,426 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 13:42:44,427 WARN 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 13:42:44,427 WARN 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 13:42:44,427 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,428 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:42:44,428 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,431 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 13:42:44,433 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:42:44,436 WARN 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 13:42:44,471 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:42:44,472 WARN 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 13:42:44,474 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:42:44,474 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,475 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:42:44,570 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:42:44,585 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_buf_reserve_harness.i[4494,4507] [2024-11-05 13:42:44,585 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_buf_reserve_harness.i[4554,4567] [2024-11-05 13:42:44,618 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,619 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,619 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,619 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,624 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,625 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,625 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,626 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,686 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,686 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8315] [2024-11-05 13:42:44,730 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,731 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,745 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8801-8812] [2024-11-05 13:42:44,758 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:42:44,938 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:42:44,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:44 WrapperNode [2024-11-05 13:42:44,938 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:42:44,939 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:42:44,939 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:42:44,939 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:42:44,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:44" (1/1) ... [2024-11-05 13:42:45,041 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:44" (1/1) ... [2024-11-05 13:42:45,117 INFO L138 Inliner]: procedures = 701, calls = 2619, calls flagged for inlining = 60, calls inlined = 10, statements flattened = 962 [2024-11-05 13:42:45,117 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:42:45,118 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:42:45,118 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:42:45,118 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:42:45,128 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:44" (1/1) ... [2024-11-05 13:42:45,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:44" (1/1) ... [2024-11-05 13:42:45,147 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:44" (1/1) ... [2024-11-05 13:42:45,203 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-05 13:42:45,203 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:44" (1/1) ... [2024-11-05 13:42:45,204 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:44" (1/1) ... [2024-11-05 13:42:45,245 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:44" (1/1) ... [2024-11-05 13:42:45,253 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:44" (1/1) ... [2024-11-05 13:42:45,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:44" (1/1) ... [2024-11-05 13:42:45,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:44" (1/1) ... [2024-11-05 13:42:45,291 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:42:45,291 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:42:45,292 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:42:45,292 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:42:45,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:44" (1/1) ... [2024-11-05 13:42:45,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:42:45,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:42:45,325 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 13:42:45,330 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 13:42:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-05 13:42:45,353 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-05 13:42:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:42:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 13:42:45,353 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 13:42:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-05 13:42:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-05 13:42:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2024-11-05 13:42:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:42:45,354 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:42:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:42:45,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:42:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:42:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:42:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-05 13:42:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:42:45,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:42:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:42:45,354 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:42:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-05 13:42:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_realloc [2024-11-05 13:42:45,355 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_realloc [2024-11-05 13:42:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2024-11-05 13:42:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-05 13:42:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_reserve [2024-11-05 13:42:45,355 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_reserve [2024-11-05 13:42:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-05 13:42:45,355 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-05 13:42:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:42:45,355 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:42:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:42:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-05 13:42:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-11-05 13:42:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-05 13:42:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 13:42:45,356 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 13:42:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 13:42:45,356 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 13:42:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-05 13:42:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-05 13:42:45,687 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:42:45,689 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:42:54,641 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-11-05 13:42:54,641 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:42:54,655 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:42:54,656 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-05 13:42:54,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:42:54 BoogieIcfgContainer [2024-11-05 13:42:54,656 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:42:54,658 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:42:54,658 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:42:54,664 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:42:54,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:42:42" (1/3) ... [2024-11-05 13:42:54,665 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@947189a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:42:54, skipping insertion in model container [2024-11-05 13:42:54,665 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:44" (2/3) ... [2024-11-05 13:42:54,665 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@947189a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:42:54, skipping insertion in model container [2024-11-05 13:42:54,665 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:42:54" (3/3) ... [2024-11-05 13:42:54,667 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_reserve_harness.i [2024-11-05 13:42:54,680 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:42:54,680 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:42:54,743 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:42:54,750 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;@38f0a0e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:42:54,750 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:42:54,755 INFO L276 IsEmpty]: Start isEmpty. Operand has 152 states, 103 states have (on average 1.2912621359223302) internal successors, (133), 103 states have internal predecessors, (133), 37 states have call successors, (37), 11 states have call predecessors, (37), 11 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-05 13:42:54,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-05 13:42:54,766 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:42:54,766 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 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] [2024-11-05 13:42:54,767 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:42:54,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:42:54,772 INFO L85 PathProgramCache]: Analyzing trace with hash -463635459, now seen corresponding path program 1 times [2024-11-05 13:42:54,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:42:54,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [762767624] [2024-11-05 13:42:54,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:42:54,783 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:42:54,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:42:54,786 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:42:54,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:44:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:44:07,866 INFO L255 TraceCheckSpWp]: Trace formula consists of 4063 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:44:07,879 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:44:07,904 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-05 13:44:07,904 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:44:08,766 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-05 13:44:08,767 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:44:08,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [762767624] [2024-11-05 13:44:08,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [762767624] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:44:08,769 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:44:08,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:44:08,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812825791] [2024-11-05 13:44:08,771 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:44:08,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:44:08,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:44:08,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:44:08,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:44:08,791 INFO L87 Difference]: Start difference. First operand has 152 states, 103 states have (on average 1.2912621359223302) internal successors, (133), 103 states have internal predecessors, (133), 37 states have call successors, (37), 11 states have call predecessors, (37), 11 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-05 13:44:08,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:44:08,843 INFO L93 Difference]: Finished difference Result 294 states and 420 transitions. [2024-11-05 13:44:08,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:44:08,846 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 48 [2024-11-05 13:44:08,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:44:08,855 INFO L225 Difference]: With dead ends: 294 [2024-11-05 13:44:08,855 INFO L226 Difference]: Without dead ends: 145 [2024-11-05 13:44:08,862 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 94 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 13:44:08,868 INFO L432 NwaCegarLoop]: 201 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, 201 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 13:44:08,869 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:44:08,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-05 13:44:08,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2024-11-05 13:44:08,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 96 states have (on average 1.2395833333333333) internal successors, (119), 97 states have internal predecessors, (119), 37 states have call successors, (37), 11 states have call predecessors, (37), 11 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-05 13:44:08,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 192 transitions. [2024-11-05 13:44:08,912 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 192 transitions. Word has length 48 [2024-11-05 13:44:08,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:44:08,913 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 192 transitions. [2024-11-05 13:44:08,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-05 13:44:08,914 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 192 transitions. [2024-11-05 13:44:08,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-05 13:44:08,917 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:44:08,917 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-05 13:44:08,927 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 13:44:09,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:44:09,118 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:44:09,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:44:09,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1070415274, now seen corresponding path program 1 times [2024-11-05 13:44:09,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:44:09,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [753778881] [2024-11-05 13:44:09,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:44:09,120 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:44:09,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:44:09,121 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:44:09,122 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process