/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 'cvc4 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_eq_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 20:43:17,179 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 20:43:17,250 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 20:43:17,259 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 20:43:17,260 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 20:43:17,294 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 20:43:17,295 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 20:43:17,295 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 20:43:17,296 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 20:43:17,296 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 20:43:17,297 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 20:43:17,297 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 20:43:17,298 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 20:43:17,298 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 20:43:17,298 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 20:43:17,299 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 20:43:17,299 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 20:43:17,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 20:43:17,300 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 20:43:17,300 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 20:43:17,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 20:43:17,306 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 20:43:17,306 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 20:43:17,306 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 20:43:17,307 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 20:43:17,307 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 20:43:17,307 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 20:43:17,308 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 20:43:17,308 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 20:43:17,308 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 20:43:17,308 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 20:43:17,309 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:43:17,309 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 20:43:17,311 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 20:43:17,312 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 20:43:17,312 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 20:43:17,312 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 20:43:17,312 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 20:43:17,312 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 20:43:17,313 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 20:43:17,313 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 20:43:17,313 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 20:43:17,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 20:43:17,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 20:43:17,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 20:43:17,622 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 20:43:17,622 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 20:43:17,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_eq_harness.i [2024-11-04 20:43:19,251 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 20:43:19,747 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 20:43:19,747 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_eq_harness.i [2024-11-04 20:43:19,796 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7710004ab/fd678db049ef47feb3f45c526abe7691/FLAG7fec61217 [2024-11-04 20:43:19,816 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7710004ab/fd678db049ef47feb3f45c526abe7691 [2024-11-04 20:43:19,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 20:43:19,821 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 20:43:19,823 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 20:43:19,823 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 20:43:19,828 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 20:43:19,829 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:43:19" (1/1) ... [2024-11-04 20:43:19,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a122d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:19, skipping insertion in model container [2024-11-04 20:43:19,830 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:43:19" (1/1) ... [2024-11-04 20:43:19,952 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:43:20,293 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_hash_table_eq_harness.i[4491,4504] [2024-11-04 20:43:20,306 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_hash_table_eq_harness.i[4551,4564] [2024-11-04 20:43:21,469 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,615 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,616 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,617 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,632 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,635 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:21,635 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:21,635 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:21,636 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,636 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:21,637 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:21,641 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,641 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,643 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,643 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,652 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:21,652 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,653 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:21,653 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,654 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:21,655 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,655 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:21,657 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,659 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:21,659 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,660 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:21,660 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:21,660 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:21,661 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:22,138 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,139 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,140 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,140 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,365 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,730 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,743 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,755 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,783 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,788 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,795 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,817 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,823 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,873 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:22,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:22,928 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:22,929 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:22,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:22,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:22,959 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,961 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,970 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:22,972 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:22,972 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:22,972 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:22,973 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:22,973 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:22,974 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:22,977 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,994 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:22,998 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,036 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:43:23,108 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 20:43:23,161 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:43:23,168 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_hash_table_eq_harness.i[4491,4504] [2024-11-04 20:43:23,169 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_hash_table_eq_harness.i[4551,4564] [2024-11-04 20:43:23,198 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,219 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,220 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,220 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,224 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,230 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,230 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,231 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,234 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,235 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,235 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,237 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,237 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,238 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,239 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,242 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,243 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,243 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,243 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,244 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,245 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,245 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,245 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,246 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,247 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,247 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,247 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,248 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,248 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,296 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,297 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,297 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,348 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,395 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,436 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,441 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,447 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,454 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,459 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,465 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,472 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,476 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,484 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,485 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,491 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,491 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,493 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,494 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,505 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,506 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,510 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,511 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,511 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,511 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,512 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,512 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,512 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,514 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,522 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,524 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:23,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:43:23,608 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 20:43:23,629 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_hash_table_eq_harness.i[4491,4504] [2024-11-04 20:43:23,633 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_hash_table_eq_harness.i[4551,4564] [2024-11-04 20:43:23,680 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,680 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,681 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,682 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,682 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,686 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,687 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,687 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,770 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-04 20:43:23,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,836 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,846 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,846 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,848 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,848 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,856 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,856 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,857 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,857 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,857 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,857 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,858 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:23,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:43:24,155 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-04 20:43:24,165 INFO L204 MainTranslator]: Completed translation [2024-11-04 20:43:24,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:24 WrapperNode [2024-11-04 20:43:24,166 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 20:43:24,167 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 20:43:24,168 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 20:43:24,168 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 20:43:24,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:24" (1/1) ... [2024-11-04 20:43:24,285 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:24" (1/1) ... [2024-11-04 20:43:24,392 INFO L138 Inliner]: procedures = 784, calls = 2450, calls flagged for inlining = 70, calls inlined = 17, statements flattened = 937 [2024-11-04 20:43:24,396 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 20:43:24,397 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 20:43:24,398 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 20:43:24,398 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 20:43:24,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:24" (1/1) ... [2024-11-04 20:43:24,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:24" (1/1) ... [2024-11-04 20:43:24,433 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:24" (1/1) ... [2024-11-04 20:43:24,570 INFO L175 MemorySlicer]: Split 320 memory accesses to 11 slices as follows [238, 2, 5, 2, 6, 3, 4, 13, 3, 39, 5]. 74 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [6, 2, 1, 0, 0, 0, 0, 0, 0, 0, 5]. The 250 writes are split as follows [232, 0, 2, 1, 2, 1, 3, 1, 3, 5, 0]. [2024-11-04 20:43:24,570 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:24" (1/1) ... [2024-11-04 20:43:24,571 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:24" (1/1) ... [2024-11-04 20:43:24,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:24" (1/1) ... [2024-11-04 20:43:24,659 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:24" (1/1) ... [2024-11-04 20:43:24,691 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:24" (1/1) ... [2024-11-04 20:43:24,701 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:24" (1/1) ... [2024-11-04 20:43:24,721 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 20:43:24,723 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 20:43:24,724 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 20:43:24,724 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 20:43:24,725 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:24" (1/1) ... [2024-11-04 20:43:24,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:43:24,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 20:43:24,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-04 20:43:24,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-04 20:43:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-04 20:43:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-04 20:43:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-04 20:43:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-04 20:43:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-04 20:43:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-04 20:43:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-04 20:43:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-04 20:43:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-04 20:43:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2024-11-04 20:43:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2024-11-04 20:43:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_hash_table [2024-11-04 20:43:24,866 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_hash_table [2024-11-04 20:43:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-04 20:43:24,866 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-04 20:43:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 20:43:24,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 20:43:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-04 20:43:24,867 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-04 20:43:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 20:43:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 20:43:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 20:43:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 20:43:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 20:43:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 20:43:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 20:43:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 20:43:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 20:43:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 20:43:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-04 20:43:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-04 20:43:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-04 20:43:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 20:43:24,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 20:43:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 20:43:24,868 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 20:43:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-04 20:43:24,869 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-04 20:43:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 20:43:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 20:43:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 20:43:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 20:43:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 20:43:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 20:43:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 20:43:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 20:43:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-04 20:43:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-04 20:43:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-04 20:43:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 20:43:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-04 20:43:24,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-04 20:43:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 20:43:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 20:43:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 20:43:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 20:43:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 20:43:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 20:43:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 20:43:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 20:43:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-04 20:43:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-04 20:43:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-04 20:43:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 20:43:24,874 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 20:43:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 20:43:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 20:43:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 20:43:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 20:43:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 20:43:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 20:43:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 20:43:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 20:43:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-04 20:43:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-04 20:43:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-04 20:43:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_for [2024-11-04 20:43:24,876 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_for [2024-11-04 20:43:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-04 20:43:24,876 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-04 20:43:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_keys_eq [2024-11-04 20:43:24,877 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_keys_eq [2024-11-04 20:43:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_equals [2024-11-04 20:43:24,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_equals [2024-11-04 20:43:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 20:43:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 20:43:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 20:43:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 20:43:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 20:43:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 20:43:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 20:43:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 20:43:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 20:43:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-04 20:43:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-04 20:43:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-04 20:43:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 20:43:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 20:43:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 20:43:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 20:43:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 20:43:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 20:43:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 20:43:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 20:43:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-04 20:43:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-04 20:43:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-04 20:43:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_get_entry_count [2024-11-04 20:43:24,879 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_get_entry_count [2024-11-04 20:43:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-04 20:43:24,879 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-04 20:43:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_hasher [2024-11-04 20:43:24,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_hasher [2024-11-04 20:43:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure s_safe_eq_check [2024-11-04 20:43:24,879 INFO L138 BoogieDeclarations]: Found implementation of procedure s_safe_eq_check [2024-11-04 20:43:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 20:43:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 20:43:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 20:43:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 20:43:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 20:43:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 20:43:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 20:43:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-04 20:43:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-04 20:43:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-04 20:43:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-04 20:43:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 20:43:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 20:43:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 20:43:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 20:43:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 20:43:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 20:43:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 20:43:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 20:43:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-04 20:43:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-04 20:43:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-04 20:43:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure s_find_entry [2024-11-04 20:43:24,881 INFO L138 BoogieDeclarations]: Found implementation of procedure s_find_entry [2024-11-04 20:43:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 20:43:24,882 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 20:43:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 20:43:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 20:43:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 20:43:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 20:43:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 20:43:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 20:43:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 20:43:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 20:43:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-04 20:43:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-04 20:43:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-04 20:43:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 20:43:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 20:43:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 20:43:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 20:43:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 20:43:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 20:43:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 20:43:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-04 20:43:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-04 20:43:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-04 20:43:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-04 20:43:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-04 20:43:24,883 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-04 20:43:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 20:43:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 20:43:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 20:43:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 20:43:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 20:43:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 20:43:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 20:43:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-04 20:43:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-04 20:43:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-04 20:43:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-04 20:43:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_allocated_hash_table [2024-11-04 20:43:24,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_allocated_hash_table [2024-11-04 20:43:24,885 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-04 20:43:24,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-04 20:43:24,885 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-04 20:43:24,885 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-04 20:43:24,885 INFO L130 BoogieDeclarations]: Found specification of procedure check_hash_table_unchanged [2024-11-04 20:43:24,885 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hash_table_unchanged [2024-11-04 20:43:25,391 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 20:43:25,394 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 20:43:25,503 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2024-11-04 20:43:26,387 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2024-11-04 20:43:38,044 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume !true; [2024-11-04 20:43:38,045 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !true; [2024-11-04 20:43:38,045 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2024-11-04 20:43:38,045 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##61: assume !true; [2024-11-04 20:43:38,045 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##51: assume !true; [2024-11-04 20:43:38,147 INFO L? ?]: Removed 269 outVars from TransFormulas that were not future-live. [2024-11-04 20:43:38,147 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 20:43:38,171 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 20:43:38,172 INFO L316 CfgBuilder]: Removed 16 assume(true) statements. [2024-11-04 20:43:38,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:43:38 BoogieIcfgContainer [2024-11-04 20:43:38,172 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 20:43:38,177 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 20:43:38,177 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 20:43:38,180 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 20:43:38,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 08:43:19" (1/3) ... [2024-11-04 20:43:38,181 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55825151 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:43:38, skipping insertion in model container [2024-11-04 20:43:38,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:24" (2/3) ... [2024-11-04 20:43:38,181 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55825151 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:43:38, skipping insertion in model container [2024-11-04 20:43:38,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:43:38" (3/3) ... [2024-11-04 20:43:38,183 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_eq_harness.i [2024-11-04 20:43:38,204 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 20:43:38,204 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 20:43:38,276 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 20:43:38,280 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;@50023f98, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 20:43:38,280 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 20:43:38,286 INFO L276 IsEmpty]: Start isEmpty. Operand has 278 states, 174 states have (on average 1.2241379310344827) internal successors, (213), 168 states have internal predecessors, (213), 86 states have call successors, (86), 23 states have call predecessors, (86), 23 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-04 20:43:38,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-04 20:43:38,305 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:43:38,306 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:43:38,306 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:43:38,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:43:38,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1813650406, now seen corresponding path program 1 times [2024-11-04 20:43:38,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:43:38,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [143363625] [2024-11-04 20:43:38,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:43:38,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:43:38,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:43:38,330 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:43:38,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-04 20:43:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:43:45,724 INFO L255 TraceCheckSpWp]: Trace formula consists of 3220 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 20:43:45,746 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:43:47,098 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 641 trivial. 0 not checked. [2024-11-04 20:43:47,099 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:44:04,288 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 787 trivial. 0 not checked. [2024-11-04 20:44:04,290 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:44:04,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [143363625] [2024-11-04 20:44:04,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [143363625] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 20:44:04,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 20:44:04,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2024-11-04 20:44:04,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876265873] [2024-11-04 20:44:04,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 20:44:04,302 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 20:44:04,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:44:04,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 20:44:04,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 20:44:04,322 INFO L87 Difference]: Start difference. First operand has 278 states, 174 states have (on average 1.2241379310344827) internal successors, (213), 168 states have internal predecessors, (213), 86 states have call successors, (86), 23 states have call predecessors, (86), 23 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (39), 3 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-04 20:44:04,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:44:04,933 INFO L93 Difference]: Finished difference Result 556 states and 818 transitions. [2024-11-04 20:44:04,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-04 20:44:04,937 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (39), 3 states have call predecessors, (39), 2 states have call successors, (39) Word has length 281 [2024-11-04 20:44:04,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:44:04,948 INFO L225 Difference]: With dead ends: 556 [2024-11-04 20:44:04,948 INFO L226 Difference]: Without dead ends: 276 [2024-11-04 20:44:04,955 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 560 GetRequests, 557 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 20:44:04,958 INFO L432 NwaCegarLoop]: 370 mSDtfsCounter, 0 mSDsluCounter, 1106 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1476 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-04 20:44:04,961 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1476 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-04 20:44:04,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2024-11-04 20:44:05,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 276. [2024-11-04 20:44:05,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 165 states have (on average 1.206060606060606) internal successors, (199), 166 states have internal predecessors, (199), 86 states have call successors, (86), 23 states have call predecessors, (86), 24 states have return successors, (86), 86 states have call predecessors, (86), 85 states have call successors, (86) [2024-11-04 20:44:05,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 371 transitions. [2024-11-04 20:44:05,025 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 371 transitions. Word has length 281 [2024-11-04 20:44:05,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:44:05,026 INFO L471 AbstractCegarLoop]: Abstraction has 276 states and 371 transitions. [2024-11-04 20:44:05,027 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (39), 3 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-04 20:44:05,027 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 371 transitions. [2024-11-04 20:44:05,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2024-11-04 20:44:05,033 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:44:05,034 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:44:05,055 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-04 20:44:05,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:44:05,235 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:44:05,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:44:05,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1613473726, now seen corresponding path program 1 times [2024-11-04 20:44:05,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:44:05,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1020444555] [2024-11-04 20:44:05,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:44:05,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:44:05,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:44:05,241 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:44:05,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-04 20:44:16,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:44:16,450 INFO L255 TraceCheckSpWp]: Trace formula consists of 3140 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-04 20:44:16,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:44:20,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-04 20:44:29,172 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-11-04 20:44:29,173 INFO L311 TraceCheckSpWp]: Computing backward predicates...