/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 --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy FOX -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_get_entry_count_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 14:18:39,027 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 14:18:39,086 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 14:18:39,090 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 14:18:39,091 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 14:18:39,111 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 14:18:39,112 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 14:18:39,112 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 14:18:39,113 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 14:18:39,113 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 14:18:39,113 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 14:18:39,114 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 14:18:39,114 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 14:18:39,115 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 14:18:39,115 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 14:18:39,115 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 14:18:39,116 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 14:18:39,116 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 14:18:39,116 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 14:18:39,117 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 14:18:39,117 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 14:18:39,118 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 14:18:39,118 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 14:18:39,118 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 14:18:39,119 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 14:18:39,119 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 14:18:39,119 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 14:18:39,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 14:18:39,120 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 14:18:39,120 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 14:18:39,120 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 14:18:39,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:18:39,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 14:18:39,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 14:18:39,122 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 14:18:39,122 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 14:18:39,122 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 14:18:39,122 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 14:18:39,123 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 14:18:39,123 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 14:18:39,123 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 14:18:39,124 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-06 14:18:39,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 14:18:39,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 14:18:39,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 14:18:39,434 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 14:18:39,435 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 14:18:39,437 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_get_entry_count_harness_negated.i [2024-11-06 14:18:40,962 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 14:18:41,541 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 14:18:41,542 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_get_entry_count_harness_negated.i [2024-11-06 14:18:41,594 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01c288213/60efbe501f18494da48d8162d196d413/FLAGf738c4e2b [2024-11-06 14:18:42,069 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01c288213/60efbe501f18494da48d8162d196d413 [2024-11-06 14:18:42,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 14:18:42,073 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 14:18:42,075 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 14:18:42,075 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 14:18:42,081 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 14:18:42,082 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:18:42" (1/1) ... [2024-11-06 14:18:42,084 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63e7ec7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:42, skipping insertion in model container [2024-11-06 14:18:42,084 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:18:42" (1/1) ... [2024-11-06 14:18:42,219 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:18:42,634 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_get_entry_count_harness_negated.i[4504,4517] [2024-11-06 14:18:42,646 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_get_entry_count_harness_negated.i[4564,4577] [2024-11-06 14:18:44,088 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,302 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,303 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,303 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,322 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,325 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:44,326 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:44,326 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:44,327 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,327 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:44,328 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:44,335 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,335 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,340 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,340 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,357 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:44,358 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,358 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:44,359 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,361 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:44,361 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,362 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:44,362 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,364 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:44,365 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,366 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:44,366 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:44,366 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:44,366 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:45,405 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:45,406 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:45,407 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:45,412 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:45,820 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,273 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,289 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,308 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,335 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,352 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,374 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,411 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,425 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,494 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,496 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,547 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,548 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,559 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,583 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,584 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,594 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,596 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,596 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,597 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,597 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,598 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,599 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,603 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,633 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,637 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:18:46,745 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 14:18:46,802 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:18:46,810 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_get_entry_count_harness_negated.i[4504,4517] [2024-11-06 14:18:46,812 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_get_entry_count_harness_negated.i[4564,4577] [2024-11-06 14:18:46,845 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,862 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,862 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,863 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,871 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,877 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,878 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,878 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,878 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,879 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,884 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,885 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,886 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,891 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,896 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,897 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,897 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,899 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,899 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,899 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,900 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,901 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,901 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,901 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,902 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,902 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:46,945 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,945 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,946 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,946 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:46,992 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:47,054 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:47,063 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:47,076 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:47,088 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:47,092 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:47,100 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:47,111 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:47,116 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:47,125 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,125 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,135 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,139 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,143 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,143 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,159 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:47,159 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:47,161 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,161 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,162 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,162 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,162 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,163 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,163 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,168 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:47,182 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:47,184 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:47,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:18:47,291 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 14:18:47,309 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_get_entry_count_harness_negated.i[4504,4517] [2024-11-06 14:18:47,310 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_get_entry_count_harness_negated.i[4564,4577] [2024-11-06 14:18:47,363 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,364 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,365 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,366 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,366 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,371 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,371 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,372 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,372 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,373 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,373 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,374 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,374 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,443 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7526-7537] [2024-11-06 14:18:47,518 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,519 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,530 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,531 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,536 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,537 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,547 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,548 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,548 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,548 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,549 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:47,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:18:47,839 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-06 14:18:47,851 INFO L204 MainTranslator]: Completed translation [2024-11-06 14:18:47,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:47 WrapperNode [2024-11-06 14:18:47,854 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 14:18:47,855 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 14:18:47,856 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 14:18:47,856 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 14:18:47,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:47" (1/1) ... [2024-11-06 14:18:47,988 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:47" (1/1) ... [2024-11-06 14:18:48,083 INFO L138 Inliner]: procedures = 784, calls = 2428, calls flagged for inlining = 70, calls inlined = 11, statements flattened = 602 [2024-11-06 14:18:48,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 14:18:48,085 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 14:18:48,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 14:18:48,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 14:18:48,097 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:47" (1/1) ... [2024-11-06 14:18:48,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:47" (1/1) ... [2024-11-06 14:18:48,117 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:47" (1/1) ... [2024-11-06 14:18:48,215 INFO L175 MemorySlicer]: Split 282 memory accesses to 8 slices as follows [238, 2, 19, 3, 6, 2, 7, 5]. 84 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [6, 2, 0, 0, 0, 0, 0, 5]. The 238 writes are split as follows [232, 0, 1, 1, 2, 1, 1, 0]. [2024-11-06 14:18:48,216 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:47" (1/1) ... [2024-11-06 14:18:48,216 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:47" (1/1) ... [2024-11-06 14:18:48,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:47" (1/1) ... [2024-11-06 14:18:48,334 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:47" (1/1) ... [2024-11-06 14:18:48,363 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:47" (1/1) ... [2024-11-06 14:18:48,378 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:47" (1/1) ... [2024-11-06 14:18:48,400 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 14:18:48,402 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 14:18:48,402 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 14:18:48,402 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 14:18:48,403 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:47" (1/1) ... [2024-11-06 14:18:48,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:18:48,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:18:48,446 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) [2024-11-06 14:18:48,454 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 [2024-11-06 14:18:48,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-06 14:18:48,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-06 14:18:48,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-06 14:18:48,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-06 14:18:48,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-06 14:18:48,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-06 14:18:48,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-06 14:18:48,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-06 14:18:48,486 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-06 14:18:48,487 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-06 14:18:48,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-06 14:18:48,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-06 14:18:48,487 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-06 14:18:48,487 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-06 14:18:48,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 14:18:48,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 14:18:48,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 14:18:48,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 14:18:48,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 14:18:48,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 14:18:48,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 14:18:48,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 14:18:48,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 14:18:48,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 14:18:48,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 14:18:48,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 14:18:48,488 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-06 14:18:48,492 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-06 14:18:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-06 14:18:48,492 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-06 14:18:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 14:18:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 14:18:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 14:18:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 14:18:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 14:18:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 14:18:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 14:18:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 14:18:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 14:18:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-06 14:18:48,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-06 14:18:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 14:18:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 14:18:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 14:18:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 14:18:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 14:18:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 14:18:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 14:18:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 14:18:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-06 14:18:48,494 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-06 14:18:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 14:18:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 14:18:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 14:18:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 14:18:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 14:18:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 14:18:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 14:18:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 14:18:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-06 14:18:48,494 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-06 14:18:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 14:18:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 14:18:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 14:18:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 14:18:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 14:18:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 14:18:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 14:18:48,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 14:18:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 14:18:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 14:18:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 14:18:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 14:18:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 14:18:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 14:18:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 14:18:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-06 14:18:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-06 14:18:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_get_entry_count [2024-11-06 14:18:48,497 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_get_entry_count [2024-11-06 14:18:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-06 14:18:48,497 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-06 14:18:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 14:18:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 14:18:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 14:18:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 14:18:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 14:18:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 14:18:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-06 14:18:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-06 14:18:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 14:18:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 14:18:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 14:18:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 14:18:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 14:18:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 14:18:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 14:18:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 14:18:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 14:18:48,499 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 14:18:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 14:18:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 14:18:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 14:18:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 14:18:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 14:18:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 14:18:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 14:18:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 14:18:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-06 14:18:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-06 14:18:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-06 14:18:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-06 14:18:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-06 14:18:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-06 14:18:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-06 14:18:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-06 14:18:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-06 14:18:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-06 14:18:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 14:18:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 14:18:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 14:18:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 14:18:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 14:18:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 14:18:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 14:18:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-06 14:18:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-06 14:18:48,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-06 14:18:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-06 14:18:48,501 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-06 14:18:48,923 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 14:18:48,926 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 14:18:56,829 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-06 14:18:56,830 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 14:18:56,850 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 14:18:56,851 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-06 14:18:56,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:18:56 BoogieIcfgContainer [2024-11-06 14:18:56,851 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 14:18:56,856 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 14:18:56,857 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 14:18:56,860 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 14:18:56,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:18:42" (1/3) ... [2024-11-06 14:18:56,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c4ba87d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:18:56, skipping insertion in model container [2024-11-06 14:18:56,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:47" (2/3) ... [2024-11-06 14:18:56,863 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c4ba87d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:18:56, skipping insertion in model container [2024-11-06 14:18:56,863 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:18:56" (3/3) ... [2024-11-06 14:18:56,864 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_get_entry_count_harness_negated.i [2024-11-06 14:18:56,882 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 14:18:56,883 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 14:18:56,965 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 14:18:56,972 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;@656e527, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 14:18:56,973 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 14:18:56,979 INFO L276 IsEmpty]: Start isEmpty. Operand has 111 states, 69 states have (on average 1.1594202898550725) internal successors, (80), 70 states have internal predecessors, (80), 26 states have call successors, (26), 14 states have call predecessors, (26), 14 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-06 14:18:56,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-06 14:18:56,993 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:18:56,994 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1] [2024-11-06 14:18:56,996 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:18:57,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:18:57,004 INFO L85 PathProgramCache]: Analyzing trace with hash -463328618, now seen corresponding path program 1 times [2024-11-06 14:18:57,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:18:57,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1087171431] [2024-11-06 14:18:57,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:18:57,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:57,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:18:57,029 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:18:57,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-06 14:19:04,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:19:05,026 INFO L255 TraceCheckSpWp]: Trace formula consists of 2525 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 14:19:05,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:19:05,067 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-06 14:19:05,067 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:19:05,068 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:19:05,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1087171431] [2024-11-06 14:19:05,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1087171431] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:19:05,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:19:05,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 14:19:05,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214000393] [2024-11-06 14:19:05,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:19:05,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 14:19:05,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:19:05,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 14:19:05,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:19:05,107 INFO L87 Difference]: Start difference. First operand has 111 states, 69 states have (on average 1.1594202898550725) internal successors, (80), 70 states have internal predecessors, (80), 26 states have call successors, (26), 14 states have call predecessors, (26), 14 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-06 14:19:05,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:19:05,145 INFO L93 Difference]: Finished difference Result 214 states and 266 transitions. [2024-11-06 14:19:05,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 14:19:05,148 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 102 [2024-11-06 14:19:05,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:19:05,155 INFO L225 Difference]: With dead ends: 214 [2024-11-06 14:19:05,155 INFO L226 Difference]: Without dead ends: 105 [2024-11-06 14:19:05,159 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:19:05,163 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 14:19:05,164 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 14:19:05,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-11-06 14:19:05,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2024-11-06 14:19:05,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 64 states have (on average 1.140625) internal successors, (73), 65 states have internal predecessors, (73), 26 states have call successors, (26), 14 states have call predecessors, (26), 14 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-06 14:19:05,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 124 transitions. [2024-11-06 14:19:05,209 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 124 transitions. Word has length 102 [2024-11-06 14:19:05,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:19:05,210 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 124 transitions. [2024-11-06 14:19:05,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-06 14:19:05,210 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 124 transitions. [2024-11-06 14:19:05,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-06 14:19:05,214 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:19:05,214 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1] [2024-11-06 14:19:05,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-06 14:19:05,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:19:05,415 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:19:05,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:19:05,416 INFO L85 PathProgramCache]: Analyzing trace with hash 1676850714, now seen corresponding path program 1 times [2024-11-06 14:19:05,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:19:05,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1800276859] [2024-11-06 14:19:05,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:19:05,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:19:05,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:19:05,422 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:19:05,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-06 14:19:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:19:12,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 2525 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 14:19:12,631 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:19:13,667 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-06 14:19:13,667 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:19:13,671 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:19:13,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1800276859] [2024-11-06 14:19:13,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1800276859] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:19:13,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:19:13,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:19:13,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055296373] [2024-11-06 14:19:13,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:19:13,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:19:13,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:19:13,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:19:13,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:19:13,676 INFO L87 Difference]: Start difference. First operand 105 states and 124 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-06 14:19:14,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:19:14,185 INFO L93 Difference]: Finished difference Result 202 states and 239 transitions. [2024-11-06 14:19:14,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:19:14,186 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) Word has length 102 [2024-11-06 14:19:14,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:19:14,188 INFO L225 Difference]: With dead ends: 202 [2024-11-06 14:19:14,189 INFO L226 Difference]: Without dead ends: 109 [2024-11-06 14:19:14,193 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:19:14,194 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 0 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 484 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 [2024-11-06 14:19:14,194 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 484 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-06 14:19:14,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-06 14:19:14,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2024-11-06 14:19:14,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 67 states have (on average 1.1343283582089552) internal successors, (76), 68 states have internal predecessors, (76), 26 states have call successors, (26), 14 states have call predecessors, (26), 15 states have return successors, (26), 26 states have call predecessors, (26), 25 states have call successors, (26) [2024-11-06 14:19:14,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 128 transitions. [2024-11-06 14:19:14,216 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 128 transitions. Word has length 102 [2024-11-06 14:19:14,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:19:14,222 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 128 transitions. [2024-11-06 14:19:14,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-06 14:19:14,223 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 128 transitions. [2024-11-06 14:19:14,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-06 14:19:14,227 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:19:14,227 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1] [2024-11-06 14:19:14,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-06 14:19:14,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:19:14,428 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:19:14,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:19:14,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1964107878, now seen corresponding path program 1 times [2024-11-06 14:19:14,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:19:14,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [885060680] [2024-11-06 14:19:14,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:19:14,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:19:14,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:19:14,435 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:19:14,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-06 14:19:20,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:19:20,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 2485 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-06 14:19:20,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:19:23,763 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 [2024-11-06 14:19:28,607 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-06 14:19:28,608 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:19:28,608 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:19:28,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [885060680] [2024-11-06 14:19:28,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [885060680] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:19:28,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:19:28,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-06 14:19:28,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303526039] [2024-11-06 14:19:28,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:19:28,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-06 14:19:28,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:19:28,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-06 14:19:28,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-06 14:19:28,611 INFO L87 Difference]: Start difference. First operand 109 states and 128 transitions. Second operand has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 9 states have internal predecessors, (63), 4 states have call successors, (20), 3 states have call predecessors, (20), 4 states have return successors, (19), 4 states have call predecessors, (19), 4 states have call successors, (19) [2024-11-06 14:19:42,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:19:42,552 INFO L93 Difference]: Finished difference Result 247 states and 283 transitions. [2024-11-06 14:19:42,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-06 14:19:42,553 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 9 states have internal predecessors, (63), 4 states have call successors, (20), 3 states have call predecessors, (20), 4 states have return successors, (19), 4 states have call predecessors, (19), 4 states have call successors, (19) Word has length 114 [2024-11-06 14:19:42,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:19:42,557 INFO L225 Difference]: With dead ends: 247 [2024-11-06 14:19:42,557 INFO L226 Difference]: Without dead ends: 158 [2024-11-06 14:19:42,558 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2024-11-06 14:19:42,559 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 84 mSDsluCounter, 960 mSDsCounter, 0 mSdLazyCounter, 247 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 1109 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2024-11-06 14:19:42,560 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 1109 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 247 Invalid, 0 Unknown, 0 Unchecked, 12.0s Time] [2024-11-06 14:19:42,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-11-06 14:19:42,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 155. [2024-11-06 14:19:42,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 98 states have (on average 1.1326530612244898) internal successors, (111), 99 states have internal predecessors, (111), 32 states have call successors, (32), 22 states have call predecessors, (32), 24 states have return successors, (33), 33 states have call predecessors, (33), 31 states have call successors, (33) [2024-11-06 14:19:42,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 176 transitions. [2024-11-06 14:19:42,581 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 176 transitions. Word has length 114 [2024-11-06 14:19:42,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:19:42,582 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 176 transitions. [2024-11-06 14:19:42,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 9 states have internal predecessors, (63), 4 states have call successors, (20), 3 states have call predecessors, (20), 4 states have return successors, (19), 4 states have call predecessors, (19), 4 states have call successors, (19) [2024-11-06 14:19:42,585 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 176 transitions. [2024-11-06 14:19:42,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-06 14:19:42,587 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:19:42,587 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1] [2024-11-06 14:19:42,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-06 14:19:42,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:19:42,788 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:19:42,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:19:42,789 INFO L85 PathProgramCache]: Analyzing trace with hash 302273308, now seen corresponding path program 1 times [2024-11-06 14:19:42,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:19:42,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [48214109] [2024-11-06 14:19:42,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:19:42,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:19:42,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:19:42,794 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:19:42,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-06 14:19:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:19:49,400 INFO L255 TraceCheckSpWp]: Trace formula consists of 2482 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-06 14:19:49,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:19:51,684 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-06 14:19:51,685 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:19:51,685 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:19:51,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [48214109] [2024-11-06 14:19:51,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [48214109] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:19:51,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:19:51,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:19:51,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860812073] [2024-11-06 14:19:51,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:19:51,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:19:51,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:19:51,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:19:51,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:19:51,688 INFO L87 Difference]: Start difference. First operand 155 states and 176 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 3 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-06 14:19:52,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:19:52,521 INFO L93 Difference]: Finished difference Result 248 states and 283 transitions. [2024-11-06 14:19:52,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:19:52,525 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 3 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 114 [2024-11-06 14:19:52,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:19:52,528 INFO L225 Difference]: With dead ends: 248 [2024-11-06 14:19:52,528 INFO L226 Difference]: Without dead ends: 153 [2024-11-06 14:19:52,529 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:19:52,530 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 12 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-06 14:19:52,531 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 452 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-06 14:19:52,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-11-06 14:19:52,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2024-11-06 14:19:52,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 96 states have (on average 1.1145833333333333) internal successors, (107), 97 states have internal predecessors, (107), 32 states have call successors, (32), 22 states have call predecessors, (32), 24 states have return successors, (33), 33 states have call predecessors, (33), 31 states have call successors, (33) [2024-11-06 14:19:52,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 172 transitions. [2024-11-06 14:19:52,558 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 172 transitions. Word has length 114 [2024-11-06 14:19:52,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:19:52,559 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 172 transitions. [2024-11-06 14:19:52,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 3 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-06 14:19:52,559 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 172 transitions. [2024-11-06 14:19:52,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-06 14:19:52,561 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:19:52,561 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:19:52,648 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-06 14:19:52,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:19:52,762 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:19:52,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:19:52,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1099422525, now seen corresponding path program 1 times [2024-11-06 14:19:52,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:19:52,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [929266090] [2024-11-06 14:19:52,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:19:52,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:19:52,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:19:52,767 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:19:52,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-06 14:19:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:19:59,239 INFO L255 TraceCheckSpWp]: Trace formula consists of 2499 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-06 14:19:59,244 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:20:02,332 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 [2024-11-06 14:20:09,724 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-06 14:20:09,725 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:20:09,725 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:20:09,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [929266090] [2024-11-06 14:20:09,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [929266090] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:20:09,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:20:09,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-06 14:20:09,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140133783] [2024-11-06 14:20:09,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:20:09,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-06 14:20:09,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:20:09,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-06 14:20:09,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-06 14:20:09,727 INFO L87 Difference]: Start difference. First operand 153 states and 172 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 10 states have internal predecessors, (67), 5 states have call successors, (21), 3 states have call predecessors, (21), 5 states have return successors, (20), 5 states have call predecessors, (20), 5 states have call successors, (20)