/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_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:42:41,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:42:41,218 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 13:42:41,223 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:42:41,223 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:42:41,246 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:42:41,246 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:42:41,246 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:42:41,247 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:42:41,247 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:42:41,248 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:42:41,249 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:42:41,249 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:42:41,249 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:42:41,250 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:42:41,250 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:42:41,250 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:42:41,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:42:41,251 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:42:41,251 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:42:41,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:42:41,252 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:42:41,252 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:42:41,252 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:42:41,252 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:42:41,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:42:41,253 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:42:41,253 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:42:41,253 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:42:41,253 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:42:41,253 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:42:41,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:42:41,254 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:42:41,254 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:42:41,254 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:42:41,254 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:42:41,255 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:42:41,255 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:42:41,255 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:42:41,255 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:42:41,255 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:42:41,256 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:42:41,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:42:41,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:42:41,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:42:41,420 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:42:41,421 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:42:41,421 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_reserve_harness_negated.i [2024-11-05 13:42:42,674 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:42:43,011 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:42:43,011 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_reserve_harness_negated.i [2024-11-05 13:42:43,034 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c13ba707/ffe1dfed5957492484dae0abe17e2ee8/FLAG705b3e748 [2024-11-05 13:42:43,251 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c13ba707/ffe1dfed5957492484dae0abe17e2ee8 [2024-11-05 13:42:43,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:42:43,254 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:42:43,255 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:42:43,255 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:42:43,259 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:42:43,259 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:42:43" (1/1) ... [2024-11-05 13:42:43,264 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24d2e5aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:43, skipping insertion in model container [2024-11-05 13:42:43,264 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:42:43" (1/1) ... [2024-11-05 13:42:43,332 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:42:43,531 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_negated.i[4494,4507] [2024-11-05 13:42:43,537 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_negated.i[4554,4567] [2024-11-05 13:42:44,106 WARN 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 13:42:44,232 WARN 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 13:42:44,233 WARN 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 13:42:44,235 WARN 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 13:42:44,243 WARN 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 13:42:44,246 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,247 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,247 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,247 WARN 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 13:42:44,248 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,248 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,255 WARN 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 13:42:44,256 WARN 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 13:42:44,257 WARN 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 13:42:44,257 WARN 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 13:42:44,264 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,265 WARN 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 13:42:44,265 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,265 WARN 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 13:42:44,266 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,267 WARN 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 13:42:44,267 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,267 WARN 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 13:42:44,591 WARN 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 13:42:44,592 WARN 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 13:42:44,592 WARN 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 13:42:44,593 WARN 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 13:42:44,701 WARN 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 13:42:44,712 WARN 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 13:42:44,712 WARN 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 13:42:44,712 WARN 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 13:42:44,712 WARN 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 13:42:44,713 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,713 WARN 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 13:42:44,713 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,723 WARN 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 13:42:44,728 WARN 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 13:42:44,735 WARN 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 13:42:44,768 WARN 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 13:42:44,769 WARN 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 13:42:44,770 WARN 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 13:42:44,770 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,770 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:42:44,855 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:42:44,884 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:42:44,887 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_negated.i[4494,4507] [2024-11-05 13:42:44,888 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_negated.i[4554,4567] [2024-11-05 13:42:44,903 WARN 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 13:42:44,914 WARN 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 13:42:44,914 WARN 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 13:42:44,915 WARN 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 13:42:44,917 WARN 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 13:42:44,917 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,918 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,918 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,922 WARN 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 13:42:44,922 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,923 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,924 WARN 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 13:42:44,924 WARN 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 13:42:44,925 WARN 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 13:42:44,925 WARN 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 13:42:44,930 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,931 WARN 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 13:42:44,931 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,931 WARN 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 13:42:44,932 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,936 WARN 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 13:42:44,936 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:44,936 WARN 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 13:42:44,975 WARN 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 13:42:44,975 WARN 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 13:42:44,976 WARN 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 13:42:44,976 WARN 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 13:42:45,027 WARN 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 13:42:45,034 WARN 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 13:42:45,034 WARN 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 13:42:45,034 WARN 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 13:42:45,034 WARN 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 13:42:45,035 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,035 WARN 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 13:42:45,035 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,036 WARN 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 13:42:45,042 WARN 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 13:42:45,044 WARN 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 13:42:45,058 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:42:45,058 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:42:45,059 WARN 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 13:42:45,059 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,059 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:42:45,101 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:42:45,110 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_negated.i[4494,4507] [2024-11-05 13:42:45,110 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_negated.i[4554,4567] [2024-11-05 13:42:45,127 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,127 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,127 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,128 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,128 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,131 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,131 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,132 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,132 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,171 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,172 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,199 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8283] [2024-11-05 13:42:45,201 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,201 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:42:45,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8769-8780] [2024-11-05 13:42:45,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:42:45,403 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:42:45,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:45 WrapperNode [2024-11-05 13:42:45,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:42:45,404 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:42:45,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:42:45,405 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:42:45,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:45" (1/1) ... [2024-11-05 13:42:45,481 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:45" (1/1) ... [2024-11-05 13:42:45,543 INFO L138 Inliner]: procedures = 701, calls = 2620, calls flagged for inlining = 59, calls inlined = 10, statements flattened = 964 [2024-11-05 13:42:45,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:42:45,544 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:42:45,544 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:42:45,544 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:42:45,552 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:45" (1/1) ... [2024-11-05 13:42:45,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:45" (1/1) ... [2024-11-05 13:42:45,559 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:45" (1/1) ... [2024-11-05 13:42:45,600 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-05 13:42:45,600 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:45" (1/1) ... [2024-11-05 13:42:45,600 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:45" (1/1) ... [2024-11-05 13:42:45,635 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:45" (1/1) ... [2024-11-05 13:42:45,642 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:45" (1/1) ... [2024-11-05 13:42:45,650 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:45" (1/1) ... [2024-11-05 13:42:45,656 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:45" (1/1) ... [2024-11-05 13:42:45,664 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:42:45,665 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:42:45,665 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:42:45,665 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:42:45,665 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:45" (1/1) ... [2024-11-05 13:42:45,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:42:45,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:42:45,691 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 13:42:45,693 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 13:42:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-05 13:42:45,709 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-05 13:42:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:42:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 13:42:45,710 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 13:42:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-05 13:42:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-05 13:42:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2024-11-05 13:42:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:42:45,710 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:42:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:42:45,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:42:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:42:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:42:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-05 13:42:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:42:45,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:42:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:42:45,711 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:42:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-05 13:42:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_realloc [2024-11-05 13:42:45,711 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_realloc [2024-11-05 13:42:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2024-11-05 13:42:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-05 13:42:45,711 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-05 13:42:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-05 13:42:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_reserve [2024-11-05 13:42:45,711 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_reserve [2024-11-05 13:42:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-05 13:42:45,712 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-05 13:42:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:42:45,712 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:42:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:42:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-05 13:42:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-11-05 13:42:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-05 13:42:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 13:42:45,712 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 13:42:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 13:42:45,712 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 13:42:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-05 13:42:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-05 13:42:45,922 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:42:45,923 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:42:54,066 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-11-05 13:42:54,066 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:42:54,079 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:42:54,079 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-05 13:42:54,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:42:54 BoogieIcfgContainer [2024-11-05 13:42:54,080 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:42:54,082 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:42:54,083 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:42:54,084 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:42:54,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:42:43" (1/3) ... [2024-11-05 13:42:54,085 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@601f0991 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 13:42:54,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:42:45" (2/3) ... [2024-11-05 13:42:54,088 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@601f0991 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 13:42:54,088 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 13:42:54,089 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_reserve_harness_negated.i [2024-11-05 13:42:54,099 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:42:54,099 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:42:54,137 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:42:54,141 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;@743218b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:42:54,141 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:42:54,145 INFO L276 IsEmpty]: Start isEmpty. Operand has 157 states, 106 states have (on average 1.2830188679245282) internal successors, (136), 106 states have internal predecessors, (136), 38 states have call successors, (38), 12 states have call predecessors, (38), 12 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-05 13:42:54,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-05 13:42:54,151 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:42:54,151 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, 1, 1, 1, 1, 1] [2024-11-05 13:42:54,151 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:42:54,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:42:54,154 INFO L85 PathProgramCache]: Analyzing trace with hash -849716937, now seen corresponding path program 1 times [2024-11-05 13:42:54,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:42:54,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1449376210] [2024-11-05 13:42:54,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:42:54,161 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:42:54,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:42:54,162 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 13:42:54,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:44:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:44:07,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 4070 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:44:07,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:44:07,831 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 13:44:07,831 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:44:08,909 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 13:44:08,910 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:44:08,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1449376210] [2024-11-05 13:44:08,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1449376210] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:44:08,910 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:44:08,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:44:08,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067464661] [2024-11-05 13:44:08,912 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:44:08,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:44:08,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:44:08,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:44:08,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:44:08,934 INFO L87 Difference]: Start difference. First operand has 157 states, 106 states have (on average 1.2830188679245282) internal successors, (136), 106 states have internal predecessors, (136), 38 states have call successors, (38), 12 states have call predecessors, (38), 12 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-05 13:44:08,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:44:08,965 INFO L93 Difference]: Finished difference Result 304 states and 430 transitions. [2024-11-05 13:44:08,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:44:08,966 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 53 [2024-11-05 13:44:08,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:44:08,973 INFO L225 Difference]: With dead ends: 304 [2024-11-05 13:44:08,973 INFO L226 Difference]: Without dead ends: 150 [2024-11-05 13:44:08,976 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 104 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 13:44:08,978 INFO L432 NwaCegarLoop]: 206 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, 206 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 13:44:08,978 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:44:08,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2024-11-05 13:44:09,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2024-11-05 13:44:09,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 99 states have (on average 1.2323232323232323) internal successors, (122), 100 states have internal predecessors, (122), 38 states have call successors, (38), 12 states have call predecessors, (38), 12 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-05 13:44:09,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 197 transitions. [2024-11-05 13:44:09,009 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 197 transitions. Word has length 53 [2024-11-05 13:44:09,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:44:09,010 INFO L471 AbstractCegarLoop]: Abstraction has 150 states and 197 transitions. [2024-11-05 13:44:09,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-05 13:44:09,011 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 197 transitions. [2024-11-05 13:44:09,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-05 13:44:09,012 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:44:09,012 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, 1, 1, 1, 1, 1] [2024-11-05 13:44:09,023 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 13:44:09,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:44:09,217 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:44:09,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:44:09,217 INFO L85 PathProgramCache]: Analyzing trace with hash 354063662, now seen corresponding path program 1 times [2024-11-05 13:44:09,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:44:09,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1384372406] [2024-11-05 13:44:09,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:44:09,218 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:44:09,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:44:09,220 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 13:44:09,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process