/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_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 20:43:38,274 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 20:43:38,341 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 20:43:38,346 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 20:43:38,347 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 20:43:38,369 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 20:43:38,370 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 20:43:38,370 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 20:43:38,371 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 20:43:38,372 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 20:43:38,372 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 20:43:38,372 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 20:43:38,373 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 20:43:38,373 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 20:43:38,374 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 20:43:38,374 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 20:43:38,375 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 20:43:38,375 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 20:43:38,375 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 20:43:38,375 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 20:43:38,375 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 20:43:38,378 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 20:43:38,378 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 20:43:38,379 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 20:43:38,379 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 20:43:38,379 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 20:43:38,379 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 20:43:38,379 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 20:43:38,379 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 20:43:38,379 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 20:43:38,380 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 20:43:38,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:43:38,380 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 20:43:38,380 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 20:43:38,380 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 20:43:38,380 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 20:43:38,381 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 20:43:38,381 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 20:43:38,381 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 20:43:38,381 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 20:43:38,381 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 20:43:38,381 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 20:43:38,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 20:43:38,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 20:43:38,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 20:43:38,601 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 20:43:38,601 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 20:43:38,602 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_eq_harness_negated.i [2024-11-04 20:43:39,866 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 20:43:40,241 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 20:43:40,241 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_eq_harness_negated.i [2024-11-04 20:43:40,276 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/647968350/28fdc4d730c140f8afa35b5573ff0d58/FLAG304cae9d0 [2024-11-04 20:43:40,291 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/647968350/28fdc4d730c140f8afa35b5573ff0d58 [2024-11-04 20:43:40,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 20:43:40,295 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 20:43:40,296 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 20:43:40,296 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 20:43:40,300 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 20:43:40,301 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:43:40" (1/1) ... [2024-11-04 20:43:40,302 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@325ea0f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:40, skipping insertion in model container [2024-11-04 20:43:40,302 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:43:40" (1/1) ... [2024-11-04 20:43:40,385 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:43:40,624 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_negated.i[4491,4504] [2024-11-04 20:43:40,630 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_negated.i[4551,4564] [2024-11-04 20:43:41,120 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:41,208 WARN 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 20:43:41,209 WARN 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 20:43:41,210 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:41,218 WARN 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 20:43:41,220 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,224 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,224 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,224 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 20:43:41,224 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,225 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,227 WARN 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 20:43:41,227 WARN 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 20:43:41,233 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:41,233 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:41,239 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,239 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 20:43:41,239 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,239 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 20:43:41,240 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,241 WARN 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 20:43:41,241 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,241 WARN 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 20:43:41,242 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,242 WARN 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 20:43:41,243 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,243 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 20:43:41,243 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,243 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,500 WARN 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 20:43:41,501 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:41,501 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:41,501 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:41,593 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:41,753 WARN 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 20:43:41,760 WARN 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 20:43:41,768 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:41,788 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 20:43:41,793 WARN 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 20:43:41,801 WARN 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 20:43:41,821 WARN 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 20:43:41,826 WARN 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 20:43:41,854 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,854 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,877 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,882 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,882 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,890 WARN 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 20:43:41,891 WARN 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 20:43:41,895 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,896 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:41,899 WARN 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 20:43:41,920 WARN 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 20:43:41,923 WARN 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 20:43:41,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:43:41,996 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 20:43:42,041 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:43:42,046 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_negated.i[4491,4504] [2024-11-04 20:43:42,046 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_negated.i[4551,4564] [2024-11-04 20:43:42,065 WARN 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 20:43:42,077 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:42,077 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:42,078 WARN 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 20:43:42,080 WARN 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 20:43:42,081 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,081 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,082 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,082 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:42,082 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,082 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,083 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:42,083 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:42,084 WARN 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 20:43:42,084 WARN 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 20:43:42,086 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,086 WARN 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 20:43:42,086 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,087 WARN 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 20:43:42,087 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,087 WARN 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 20:43:42,087 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,088 WARN 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 20:43:42,088 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,088 WARN 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 20:43:42,088 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,089 WARN 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 20:43:42,089 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,089 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,115 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:42,115 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:42,115 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:42,116 WARN 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 20:43:42,135 WARN 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 20:43:42,168 WARN 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 20:43:42,173 WARN 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 20:43:42,176 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:42,185 WARN 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 20:43:42,187 WARN 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 20:43:42,192 WARN 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 20:43:42,197 WARN 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 20:43:42,200 WARN 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 20:43:42,207 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,208 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,213 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,214 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,218 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,218 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,227 WARN 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 20:43:42,227 WARN 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 20:43:42,228 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,229 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,229 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,230 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,230 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,231 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,231 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,232 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:43:42,239 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 20:43:42,241 WARN 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 20:43:42,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:43:42,273 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 20:43:42,288 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_negated.i[4491,4504] [2024-11-04 20:43:42,289 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_negated.i[4551,4564] [2024-11-04 20:43:42,319 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,319 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,320 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,321 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,321 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,325 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,325 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,325 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,326 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,326 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,326 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,326 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,327 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,375 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7526-7537] [2024-11-04 20:43:42,418 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,419 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,425 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,426 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,429 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,430 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,435 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,436 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,436 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,437 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,437 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,437 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,438 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:42,458 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:43:42,629 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-04 20:43:42,640 INFO L204 MainTranslator]: Completed translation [2024-11-04 20:43:42,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:42 WrapperNode [2024-11-04 20:43:42,640 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 20:43:42,641 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 20:43:42,641 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 20:43:42,641 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 20:43:42,646 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:42" (1/1) ... [2024-11-04 20:43:42,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:42" (1/1) ... [2024-11-04 20:43:42,801 INFO L138 Inliner]: procedures = 784, calls = 2450, calls flagged for inlining = 70, calls inlined = 17, statements flattened = 937 [2024-11-04 20:43:42,801 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 20:43:42,802 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 20:43:42,802 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 20:43:42,802 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 20:43:42,812 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:42" (1/1) ... [2024-11-04 20:43:42,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:42" (1/1) ... [2024-11-04 20:43:42,830 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:42" (1/1) ... [2024-11-04 20:43:42,913 INFO L175 MemorySlicer]: Split 320 memory accesses to 11 slices as follows [238, 3, 2, 39, 3, 5, 4, 2, 6, 13, 5]. 74 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [6, 0, 2, 0, 0, 1, 0, 0, 0, 0, 5]. The 250 writes are split as follows [232, 3, 0, 5, 1, 2, 3, 1, 2, 1, 0]. [2024-11-04 20:43:42,913 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:42" (1/1) ... [2024-11-04 20:43:42,914 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:42" (1/1) ... [2024-11-04 20:43:43,017 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:42" (1/1) ... [2024-11-04 20:43:43,022 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:42" (1/1) ... [2024-11-04 20:43:43,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:42" (1/1) ... [2024-11-04 20:43:43,043 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:42" (1/1) ... [2024-11-04 20:43:43,056 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 20:43:43,057 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 20:43:43,057 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 20:43:43,057 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 20:43:43,058 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:42" (1/1) ... [2024-11-04 20:43:43,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:43:43,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 20:43:43,086 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 20:43:43,088 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 20:43:43,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-04 20:43:43,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-04 20:43:43,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-04 20:43:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-04 20:43:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-04 20:43:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-04 20:43:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-04 20:43:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-04 20:43:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-04 20:43:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2024-11-04 20:43:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2024-11-04 20:43:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_hash_table [2024-11-04 20:43:43,112 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_hash_table [2024-11-04 20:43:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-04 20:43:43,112 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-04 20:43:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 20:43:43,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 20:43:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-04 20:43:43,112 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-04 20:43:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 20:43:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 20:43:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 20:43:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 20:43:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 20:43:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 20:43:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 20:43:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 20:43:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 20:43:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 20:43:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-04 20:43:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-04 20:43:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-04 20:43:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 20:43:43,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 20:43:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 20:43:43,113 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 20:43:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-04 20:43:43,113 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-04 20:43:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 20:43:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 20:43:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 20:43:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 20:43:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 20:43:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 20:43:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 20:43:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 20:43:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-04 20:43:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-04 20:43:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-04 20:43:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 20:43:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-04 20:43:43,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-04 20:43:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 20:43:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 20:43:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 20:43:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 20:43:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 20:43:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 20:43:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 20:43:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 20:43:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-04 20:43:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-04 20:43:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-04 20:43:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 20:43:43,116 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 20:43:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 20:43:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 20:43:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 20:43:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 20:43:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 20:43:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 20:43:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 20:43:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 20:43:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-04 20:43:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-04 20:43:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-04 20:43:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_for [2024-11-04 20:43:43,117 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_for [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-04 20:43:43,118 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_keys_eq [2024-11-04 20:43:43,118 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_keys_eq [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_equals [2024-11-04 20:43:43,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_equals [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-04 20:43:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 20:43:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 20:43:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 20:43:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 20:43:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 20:43:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 20:43:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 20:43:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 20:43:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-04 20:43:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-04 20:43:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-04 20:43:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_get_entry_count [2024-11-04 20:43:43,119 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_get_entry_count [2024-11-04 20:43:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-04 20:43:43,119 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-04 20:43:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_hasher [2024-11-04 20:43:43,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_hasher [2024-11-04 20:43:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure s_safe_eq_check [2024-11-04 20:43:43,119 INFO L138 BoogieDeclarations]: Found implementation of procedure s_safe_eq_check [2024-11-04 20:43:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 20:43:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 20:43:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 20:43:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 20:43:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 20:43:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 20:43:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 20:43:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-04 20:43:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-04 20:43:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-04 20:43:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-04 20:43:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 20:43:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 20:43:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure s_find_entry [2024-11-04 20:43:43,121 INFO L138 BoogieDeclarations]: Found implementation of procedure s_find_entry [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 20:43:43,121 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 20:43:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-04 20:43:43,122 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 20:43:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 20:43:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 20:43:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 20:43:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 20:43:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 20:43:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-04 20:43:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-04 20:43:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-04 20:43:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-04 20:43:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_allocated_hash_table [2024-11-04 20:43:43,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_allocated_hash_table [2024-11-04 20:43:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-04 20:43:43,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-04 20:43:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-04 20:43:43,123 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-04 20:43:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure check_hash_table_unchanged [2024-11-04 20:43:43,123 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hash_table_unchanged [2024-11-04 20:43:43,493 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 20:43:43,496 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 20:43:43,568 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2024-11-04 20:43:44,014 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2024-11-04 20:43:54,822 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume !true; [2024-11-04 20:43:54,823 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !true; [2024-11-04 20:43:54,823 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2024-11-04 20:43:54,823 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##61: assume !true; [2024-11-04 20:43:54,823 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##51: assume !true; [2024-11-04 20:43:54,894 INFO L? ?]: Removed 269 outVars from TransFormulas that were not future-live. [2024-11-04 20:43:54,894 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 20:43:54,914 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 20:43:54,915 INFO L316 CfgBuilder]: Removed 16 assume(true) statements. [2024-11-04 20:43:54,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:43:54 BoogieIcfgContainer [2024-11-04 20:43:54,915 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 20:43:54,917 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 20:43:54,917 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 20:43:54,920 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 20:43:54,920 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 08:43:40" (1/3) ... [2024-11-04 20:43:54,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@394eb024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:43:54, skipping insertion in model container [2024-11-04 20:43:54,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:42" (2/3) ... [2024-11-04 20:43:54,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@394eb024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:43:54, skipping insertion in model container [2024-11-04 20:43:54,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:43:54" (3/3) ... [2024-11-04 20:43:54,922 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_eq_harness_negated.i [2024-11-04 20:43:54,937 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 20:43:54,937 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 20:43:55,002 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 20:43:55,008 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;@5da98904, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 20:43:55,008 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 20:43:55,013 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 20:43:55,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-04 20:43:55,030 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:43:55,032 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 20:43:55,032 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:43:55,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:43:55,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1813650406, now seen corresponding path program 1 times [2024-11-04 20:43:55,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:43:55,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1741646852] [2024-11-04 20:43:55,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:43:55,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:43:55,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:43:55,053 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 20:43:55,056 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 20:44:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:44:01,724 INFO L255 TraceCheckSpWp]: Trace formula consists of 3220 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 20:44:01,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:44:02,968 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 20:44:02,968 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:44:20,170 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 20:44:20,171 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:44:20,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1741646852] [2024-11-04 20:44:20,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1741646852] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 20:44:20,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 20:44:20,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2024-11-04 20:44:20,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207453184] [2024-11-04 20:44:20,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 20:44:20,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 20:44:20,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:44:20,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 20:44:20,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 20:44:20,206 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 20:44:20,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:44:20,873 INFO L93 Difference]: Finished difference Result 556 states and 818 transitions. [2024-11-04 20:44:20,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-04 20:44:20,876 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 20:44:20,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:44:20,885 INFO L225 Difference]: With dead ends: 556 [2024-11-04 20:44:20,885 INFO L226 Difference]: Without dead ends: 276 [2024-11-04 20:44:20,891 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 560 GetRequests, 557 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 20:44:20,894 INFO L432 NwaCegarLoop]: 370 mSDtfsCounter, 0 mSDsluCounter, 1106 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.6s IncrementalHoareTripleChecker+Time [2024-11-04 20:44:20,895 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1476 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-04 20:44:20,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2024-11-04 20:44:20,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 276. [2024-11-04 20:44:20,958 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 20:44:20,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 371 transitions. [2024-11-04 20:44:20,967 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 371 transitions. Word has length 281 [2024-11-04 20:44:20,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:44:20,970 INFO L471 AbstractCegarLoop]: Abstraction has 276 states and 371 transitions. [2024-11-04 20:44:20,970 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 20:44:20,970 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 371 transitions. [2024-11-04 20:44:20,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2024-11-04 20:44:20,975 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:44:20,975 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 20:44:20,994 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 20:44:21,176 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 20:44:21,176 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:44:21,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:44:21,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1613473726, now seen corresponding path program 1 times [2024-11-04 20:44:21,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:44:21,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [700987354] [2024-11-04 20:44:21,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:44:21,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:44:21,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:44:21,180 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 20:44:21,182 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 20:44:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:44:31,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 3140 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-04 20:44:31,356 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:44:35,137 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 20:44:41,846 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 20:44:41,846 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:45:04,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2024-11-04 20:45:09,623 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 796 trivial. 0 not checked. [2024-11-04 20:45:09,624 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:45:09,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [700987354] [2024-11-04 20:45:09,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [700987354] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 20:45:09,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 20:45:09,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [11] total 18 [2024-11-04 20:45:09,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752363112] [2024-11-04 20:45:09,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 20:45:09,626 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-04 20:45:09,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:45:09,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-04 20:45:09,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2024-11-04 20:45:09,627 INFO L87 Difference]: Start difference. First operand 276 states and 371 transitions. Second operand has 13 states, 11 states have (on average 8.363636363636363) internal successors, (92), 10 states have internal predecessors, (92), 5 states have call successors, (45), 3 states have call predecessors, (45), 5 states have return successors, (44), 5 states have call predecessors, (44), 5 states have call successors, (44)