/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_find_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 14:17:40,335 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 14:17:40,384 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 14:17:40,390 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 14:17:40,390 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 14:17:40,415 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 14:17:40,416 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 14:17:40,416 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 14:17:40,416 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 14:17:40,417 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 14:17:40,418 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 14:17:40,418 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 14:17:40,418 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 14:17:40,418 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 14:17:40,419 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 14:17:40,419 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 14:17:40,421 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 14:17:40,421 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 14:17:40,421 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 14:17:40,421 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 14:17:40,422 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 14:17:40,423 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 14:17:40,423 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 14:17:40,423 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 14:17:40,423 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 14:17:40,423 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 14:17:40,423 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 14:17:40,423 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 14:17:40,424 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 14:17:40,424 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 14:17:40,424 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 14:17:40,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:17:40,424 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 14:17:40,424 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 14:17:40,425 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 14:17:40,425 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 14:17:40,425 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 14:17:40,425 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 14:17:40,425 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 14:17:40,425 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 14:17:40,425 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 14:17:40,426 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-06 14:17:40,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 14:17:40,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 14:17:40,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 14:17:40,629 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 14:17:40,629 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 14:17:40,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_find_harness.i [2024-11-06 14:17:41,894 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 14:17:42,256 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 14:17:42,257 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_find_harness.i [2024-11-06 14:17:42,292 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47d7c6316/006e24ad25a647cc890805ffd9b3e3a7/FLAGd58a5f89a [2024-11-06 14:17:42,307 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47d7c6316/006e24ad25a647cc890805ffd9b3e3a7 [2024-11-06 14:17:42,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 14:17:42,310 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 14:17:42,311 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 14:17:42,311 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 14:17:42,316 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 14:17:42,317 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:17:42" (1/1) ... [2024-11-06 14:17:42,317 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5890c69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:42, skipping insertion in model container [2024-11-06 14:17:42,318 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:17:42" (1/1) ... [2024-11-06 14:17:42,407 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:17:42,646 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_find_harness.i[4493,4506] [2024-11-06 14:17:42,656 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_find_harness.i[4553,4566] [2024-11-06 14:17:43,168 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 14:17:43,246 WARN 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 14:17:43,247 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:43,247 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:43,253 WARN 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 14:17:43,256 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,256 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,257 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,257 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:43,257 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,258 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,263 WARN 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 14:17:43,264 WARN 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 14:17:43,266 WARN 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 14:17:43,266 WARN 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 14:17:43,272 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,272 WARN 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 14:17:43,272 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,272 WARN 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 14:17:43,273 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,274 WARN 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 14:17:43,274 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,274 WARN 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 14:17:43,275 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,276 WARN 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 14:17:43,276 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,276 WARN 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 14:17:43,277 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,277 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,561 WARN 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 14:17:43,562 WARN 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 14:17:43,562 WARN 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 14:17:43,563 WARN 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 14:17:43,660 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:43,808 WARN 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 14:17:43,813 WARN 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 14:17:43,818 WARN 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 14:17:43,828 WARN 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 14:17:43,835 WARN 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 14:17:43,845 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 14:17:43,865 WARN 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 14:17:43,869 WARN 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 14:17:43,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,911 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,911 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,915 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,915 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,925 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:43,925 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:43,929 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,930 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,930 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,930 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,931 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,931 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,932 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:43,934 WARN 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 14:17:43,946 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 14:17:43,948 WARN 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 14:17:43,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:17:44,015 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 14:17:44,050 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:17:44,054 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_find_harness.i[4493,4506] [2024-11-06 14:17:44,055 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_find_harness.i[4553,4566] [2024-11-06 14:17:44,075 WARN 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 14:17:44,091 WARN 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 14:17:44,091 WARN 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 14:17:44,091 WARN 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 14:17:44,098 WARN 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 14:17:44,099 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,100 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,100 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,100 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 14:17:44,100 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,101 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,105 WARN 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 14:17:44,105 WARN 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 14:17:44,106 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:44,106 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:44,113 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,114 WARN 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 14:17:44,114 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,114 WARN 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 14:17:44,115 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,115 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:44,115 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,116 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 14:17:44,116 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,117 WARN 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 14:17:44,118 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,118 WARN 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 14:17:44,118 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,118 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,155 WARN 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 14:17:44,155 WARN 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 14:17:44,156 WARN 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 14:17:44,156 WARN 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 14:17:44,182 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 14:17:44,210 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:44,216 WARN 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 14:17:44,221 WARN 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 14:17:44,229 WARN 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 14:17:44,232 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:44,237 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:44,242 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:44,245 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:44,252 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,252 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,257 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,258 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,259 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,259 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,266 WARN 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 14:17:44,267 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:44,268 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,269 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,270 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,270 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,270 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,270 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,271 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,273 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 14:17:44,279 WARN 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 14:17:44,280 WARN 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 14:17:44,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:17:44,308 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 14:17:44,323 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_find_harness.i[4493,4506] [2024-11-06 14:17:44,323 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_find_harness.i[4553,4566] [2024-11-06 14:17:44,427 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,427 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,428 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,428 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,428 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,431 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,432 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,432 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,432 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,433 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,433 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,433 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,433 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-06 14:17:44,528 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,528 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,534 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,535 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,536 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,537 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,541 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,542 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,542 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,543 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,543 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,543 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,543 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:44,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:17:44,803 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-06 14:17:44,809 INFO L204 MainTranslator]: Completed translation [2024-11-06 14:17:44,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:44 WrapperNode [2024-11-06 14:17:44,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 14:17:44,811 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 14:17:44,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 14:17:44,811 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 14:17:44,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:44" (1/1) ... [2024-11-06 14:17:44,904 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:44" (1/1) ... [2024-11-06 14:17:44,988 INFO L138 Inliner]: procedures = 784, calls = 2450, calls flagged for inlining = 71, calls inlined = 19, statements flattened = 831 [2024-11-06 14:17:44,988 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 14:17:44,989 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 14:17:44,990 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 14:17:44,990 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 14:17:44,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:44" (1/1) ... [2024-11-06 14:17:44,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:44" (1/1) ... [2024-11-06 14:17:45,007 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:44" (1/1) ... [2024-11-06 14:17:45,073 INFO L175 MemorySlicer]: Split 315 memory accesses to 12 slices as follows [238, 2, 6, 3, 6, 9, 2, 1, 4, 3, 36, 5]. 76 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [6, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5]. The 249 writes are split as follows [232, 0, 2, 3, 2, 1, 1, 1, 3, 1, 3, 0]. [2024-11-06 14:17:45,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:44" (1/1) ... [2024-11-06 14:17:45,073 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:44" (1/1) ... [2024-11-06 14:17:45,123 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:44" (1/1) ... [2024-11-06 14:17:45,134 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:44" (1/1) ... [2024-11-06 14:17:45,150 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:44" (1/1) ... [2024-11-06 14:17:45,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:44" (1/1) ... [2024-11-06 14:17:45,179 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 14:17:45,180 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 14:17:45,180 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 14:17:45,180 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 14:17:45,181 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:44" (1/1) ... [2024-11-06 14:17:45,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:17:45,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:45,204 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 14:17:45,207 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 14:17:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-06 14:17:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-06 14:17:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-06 14:17:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-06 14:17:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-06 14:17:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-06 14:17:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-06 14:17:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-06 14:17:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-06 14:17:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2024-11-06 14:17:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2024-11-06 14:17:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#11 [2024-11-06 14:17:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-06 14:17:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-06 14:17:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-06 14:17:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-06 14:17:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-06 14:17:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 14:17:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 14:17:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-06 14:17:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-06 14:17:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-06 14:17:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-06 14:17:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 14:17:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 14:17:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 14:17:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 14:17:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 14:17:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 14:17:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 14:17:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 14:17:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-06 14:17:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-06 14:17:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-06 14:17:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-06 14:17:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 14:17:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-06 14:17:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-06 14:17:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 14:17:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 14:17:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 14:17:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 14:17:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 14:17:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 14:17:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 14:17:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 14:17:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-06 14:17:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-06 14:17:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-06 14:17:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-06 14:17:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-06 14:17:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-06 14:17:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_find [2024-11-06 14:17:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_find [2024-11-06 14:17:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 14:17:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 14:17:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 14:17:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 14:17:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 14:17:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 14:17:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 14:17:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 14:17:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-06 14:17:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-06 14:17:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-06 14:17:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-06 14:17:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_for [2024-11-06 14:17:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_for [2024-11-06 14:17:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-06 14:17:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-06 14:17:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_keys_eq [2024-11-06 14:17:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_keys_eq [2024-11-06 14:17:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_equals [2024-11-06 14:17:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_equals [2024-11-06 14:17:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 14:17:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 14:17:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 14:17:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 14:17:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 14:17:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 14:17:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 14:17:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 14:17:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 14:17:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-06 14:17:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-06 14:17:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-06 14:17:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-06 14:17:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 14:17:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 14:17:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 14:17:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 14:17:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 14:17:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 14:17:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-06 14:17:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-06 14:17:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-06 14:17:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-06 14:17:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-06 14:17:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-06 14:17:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-06 14:17:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-06 14:17:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_hasher [2024-11-06 14:17:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_hasher [2024-11-06 14:17:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure s_safe_eq_check [2024-11-06 14:17:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure s_safe_eq_check [2024-11-06 14:17:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 14:17:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 14:17:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 14:17:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 14:17:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 14:17:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 14:17:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-06 14:17:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-06 14:17:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-06 14:17:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure s_find_entry [2024-11-06 14:17:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure s_find_entry [2024-11-06 14:17:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 14:17:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 14:17:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 14:17:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 14:17:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 14:17:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 14:17:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 14:17:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 14:17:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 14:17:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 14:17:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-06 14:17:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-06 14:17:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-06 14:17:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-06 14:17:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-06 14:17:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-06 14:17:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-06 14:17:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-06 14:17:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-06 14:17:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-06 14:17:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-06 14:17:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-06 14:17:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-06 14:17:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-06 14:17:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-06 14:17:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-06 14:17:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure uninterpreted_equals [2024-11-06 14:17:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure uninterpreted_equals [2024-11-06 14:17:45,625 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 14:17:45,627 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 14:17:45,675 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2024-11-06 14:17:46,014 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !true; [2024-11-06 14:17:46,046 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2024-11-06 14:17:54,877 INFO L? ?]: Removed 265 outVars from TransFormulas that were not future-live. [2024-11-06 14:17:54,877 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 14:17:54,894 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 14:17:54,894 INFO L316 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-06 14:17:54,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:17:54 BoogieIcfgContainer [2024-11-06 14:17:54,895 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 14:17:54,897 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 14:17:54,897 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 14:17:54,900 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 14:17:54,900 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:17:42" (1/3) ... [2024-11-06 14:17:54,900 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f6a0906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:17:54, skipping insertion in model container [2024-11-06 14:17:54,900 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:44" (2/3) ... [2024-11-06 14:17:54,900 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f6a0906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:17:54, skipping insertion in model container [2024-11-06 14:17:54,901 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:17:54" (3/3) ... [2024-11-06 14:17:54,902 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_find_harness.i [2024-11-06 14:17:54,914 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 14:17:54,914 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 14:17:54,971 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 14:17:54,976 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;@644926ad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 14:17:54,976 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 14:17:54,983 INFO L276 IsEmpty]: Start isEmpty. Operand has 231 states, 146 states have (on average 1.2191780821917808) internal successors, (178), 144 states have internal predecessors, (178), 65 states have call successors, (65), 21 states have call predecessors, (65), 21 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2024-11-06 14:17:54,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-06 14:17:54,995 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:17:54,996 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 3, 3, 3, 3, 3, 3, 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, 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 14:17:54,997 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:17:55,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:17:55,000 INFO L85 PathProgramCache]: Analyzing trace with hash 320103764, now seen corresponding path program 1 times [2024-11-06 14:17:55,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:17:55,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [839929334] [2024-11-06 14:17:55,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:17:55,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:55,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:55,020 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 14:17:55,023 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 14:18:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:18:01,172 INFO L255 TraceCheckSpWp]: Trace formula consists of 2763 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 14:18:01,181 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:18:01,216 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2024-11-06 14:18:01,217 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:18:01,217 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:18:01,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [839929334] [2024-11-06 14:18:01,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [839929334] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:18:01,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:18:01,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 14:18:01,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421526933] [2024-11-06 14:18:01,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:18:01,222 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 14:18:01,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:18:01,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 14:18:01,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:18:01,240 INFO L87 Difference]: Start difference. First operand has 231 states, 146 states have (on average 1.2191780821917808) internal successors, (178), 144 states have internal predecessors, (178), 65 states have call successors, (65), 21 states have call predecessors, (65), 21 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) Second operand has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-06 14:18:01,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:18:01,286 INFO L93 Difference]: Finished difference Result 456 states and 647 transitions. [2024-11-06 14:18:01,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 14:18:01,288 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 178 [2024-11-06 14:18:01,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:18:01,297 INFO L225 Difference]: With dead ends: 456 [2024-11-06 14:18:01,297 INFO L226 Difference]: Without dead ends: 224 [2024-11-06 14:18:01,301 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 177 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 14:18:01,303 INFO L432 NwaCegarLoop]: 300 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, 300 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 14:18:01,303 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 14:18:01,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2024-11-06 14:18:01,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2024-11-06 14:18:01,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 137 states have (on average 1.2043795620437956) internal successors, (165), 138 states have internal predecessors, (165), 65 states have call successors, (65), 21 states have call predecessors, (65), 21 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-06 14:18:01,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 294 transitions. [2024-11-06 14:18:01,344 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 294 transitions. Word has length 178 [2024-11-06 14:18:01,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:18:01,345 INFO L471 AbstractCegarLoop]: Abstraction has 224 states and 294 transitions. [2024-11-06 14:18:01,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-06 14:18:01,345 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 294 transitions. [2024-11-06 14:18:01,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-06 14:18:01,348 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:18:01,348 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 3, 3, 3, 3, 3, 3, 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, 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 14:18:01,436 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-06 14:18:01,549 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 14:18:01,549 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:18:01,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:18:01,550 INFO L85 PathProgramCache]: Analyzing trace with hash -1143665832, now seen corresponding path program 1 times [2024-11-06 14:18:01,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:18:01,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1536036031] [2024-11-06 14:18:01,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:18:01,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:01,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:18:01,554 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 14:18:01,555 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 14:18:07,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:18:07,469 INFO L255 TraceCheckSpWp]: Trace formula consists of 2763 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 14:18:07,476 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:18:08,748 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-06 14:18:08,748 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:18:08,748 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:18:08,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1536036031] [2024-11-06 14:18:08,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1536036031] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:18:08,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:18:08,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:18:08,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120455394] [2024-11-06 14:18:08,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:18:08,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:18:08,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:18:08,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:18:08,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:18:08,755 INFO L87 Difference]: Start difference. First operand 224 states and 294 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-06 14:18:09,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:18:09,273 INFO L93 Difference]: Finished difference Result 443 states and 581 transitions. [2024-11-06 14:18:09,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:18:09,274 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) Word has length 178 [2024-11-06 14:18:09,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:18:09,278 INFO L225 Difference]: With dead ends: 443 [2024-11-06 14:18:09,278 INFO L226 Difference]: Without dead ends: 228 [2024-11-06 14:18:09,279 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:18:09,279 INFO L432 NwaCegarLoop]: 292 mSDtfsCounter, 0 mSDsluCounter, 872 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1164 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 14:18:09,280 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1164 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-06 14:18:09,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-11-06 14:18:09,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2024-11-06 14:18:09,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 140 states have (on average 1.2) internal successors, (168), 141 states have internal predecessors, (168), 65 states have call successors, (65), 21 states have call predecessors, (65), 22 states have return successors, (65), 65 states have call predecessors, (65), 64 states have call successors, (65) [2024-11-06 14:18:09,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 298 transitions. [2024-11-06 14:18:09,296 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 298 transitions. Word has length 178 [2024-11-06 14:18:09,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:18:09,297 INFO L471 AbstractCegarLoop]: Abstraction has 228 states and 298 transitions. [2024-11-06 14:18:09,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-06 14:18:09,297 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 298 transitions. [2024-11-06 14:18:09,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-06 14:18:09,299 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:18:09,299 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:18:09,378 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 14:18:09,499 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 14:18:09,500 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:18:09,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:18:09,501 INFO L85 PathProgramCache]: Analyzing trace with hash -486725826, now seen corresponding path program 1 times [2024-11-06 14:18:09,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:18:09,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1315043579] [2024-11-06 14:18:09,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:18:09,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:09,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:18:09,504 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 14:18:09,505 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 14:18:14,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:18:15,078 INFO L255 TraceCheckSpWp]: Trace formula consists of 2723 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-06 14:18:15,085 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:18:19,211 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 14:18:25,528 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2024-11-06 14:18:25,528 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:18:25,528 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:18:25,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1315043579] [2024-11-06 14:18:25,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1315043579] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:18:25,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:18:25,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-06 14:18:25,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006844109] [2024-11-06 14:18:25,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:18:25,529 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-06 14:18:25,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:18:25,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-06 14:18:25,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-06 14:18:25,530 INFO L87 Difference]: Start difference. First operand 228 states and 298 transitions. Second operand has 11 states, 11 states have (on average 7.7272727272727275) internal successors, (85), 9 states have internal predecessors, (85), 4 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-06 14:19:04,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:19:04,056 INFO L93 Difference]: Finished difference Result 491 states and 633 transitions. [2024-11-06 14:19:04,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-06 14:19:04,056 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.7272727272727275) internal successors, (85), 9 states have internal predecessors, (85), 4 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 190 [2024-11-06 14:19:04,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:19:04,060 INFO L225 Difference]: With dead ends: 491 [2024-11-06 14:19:04,060 INFO L226 Difference]: Without dead ends: 283 [2024-11-06 14:19:04,061 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2024-11-06 14:19:04,061 INFO L432 NwaCegarLoop]: 308 mSDtfsCounter, 286 mSDsluCounter, 1677 mSDsCounter, 0 mSdLazyCounter, 718 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 312 SdHoareTripleChecker+Valid, 1985 SdHoareTripleChecker+Invalid, 741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 718 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.9s IncrementalHoareTripleChecker+Time [2024-11-06 14:19:04,061 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [312 Valid, 1985 Invalid, 741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 718 Invalid, 0 Unknown, 0 Unchecked, 35.9s Time] [2024-11-06 14:19:04,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2024-11-06 14:19:04,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 280. [2024-11-06 14:19:04,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 175 states have (on average 1.1885714285714286) internal successors, (208), 177 states have internal predecessors, (208), 71 states have call successors, (71), 30 states have call predecessors, (71), 33 states have return successors, (74), 72 states have call predecessors, (74), 70 states have call successors, (74) [2024-11-06 14:19:04,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 353 transitions. [2024-11-06 14:19:04,087 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 353 transitions. Word has length 190 [2024-11-06 14:19:04,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:19:04,088 INFO L471 AbstractCegarLoop]: Abstraction has 280 states and 353 transitions. [2024-11-06 14:19:04,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.7272727272727275) internal successors, (85), 9 states have internal predecessors, (85), 4 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-06 14:19:04,088 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 353 transitions. [2024-11-06 14:19:04,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-06 14:19:04,090 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:19:04,090 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:19:04,147 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 14:19:04,290 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 14:19:04,291 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:19:04,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:19:04,291 INFO L85 PathProgramCache]: Analyzing trace with hash -487502338, now seen corresponding path program 1 times [2024-11-06 14:19:04,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:19:04,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [205198432] [2024-11-06 14:19:04,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:19:04,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:19:04,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:19:04,294 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 14:19:04,295 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 14:19:09,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:19:09,971 INFO L255 TraceCheckSpWp]: Trace formula consists of 2717 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-06 14:19:09,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:19:12,225 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2024-11-06 14:19:12,226 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:19:12,226 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:19:12,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [205198432] [2024-11-06 14:19:12,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [205198432] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:19:12,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:19:12,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:19:12,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897673547] [2024-11-06 14:19:12,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:19:12,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:19:12,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:19:12,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:19:12,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:19:12,231 INFO L87 Difference]: Start difference. First operand 280 states and 353 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-06 14:19:13,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:19:13,343 INFO L93 Difference]: Finished difference Result 498 states and 640 transitions. [2024-11-06 14:19:13,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:19:13,346 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 190 [2024-11-06 14:19:13,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:19:13,348 INFO L225 Difference]: With dead ends: 498 [2024-11-06 14:19:13,348 INFO L226 Difference]: Without dead ends: 285 [2024-11-06 14:19:13,350 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 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 14:19:13,351 INFO L432 NwaCegarLoop]: 295 mSDtfsCounter, 31 mSDsluCounter, 521 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 816 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-06 14:19:13,352 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 816 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-06 14:19:13,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2024-11-06 14:19:13,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 282. [2024-11-06 14:19:13,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 176 states have (on average 1.1875) internal successors, (209), 178 states have internal predecessors, (209), 72 states have call successors, (72), 30 states have call predecessors, (72), 33 states have return successors, (75), 73 states have call predecessors, (75), 71 states have call successors, (75) [2024-11-06 14:19:13,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 356 transitions. [2024-11-06 14:19:13,369 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 356 transitions. Word has length 190 [2024-11-06 14:19:13,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:19:13,370 INFO L471 AbstractCegarLoop]: Abstraction has 282 states and 356 transitions. [2024-11-06 14:19:13,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-06 14:19:13,370 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 356 transitions. [2024-11-06 14:19:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-06 14:19:13,374 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:19:13,374 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 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 14:19:13,459 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 14:19:13,575 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 14:19:13,575 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:19:13,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:19:13,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1509545794, now seen corresponding path program 1 times [2024-11-06 14:19:13,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:19:13,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [517443246] [2024-11-06 14:19:13,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:19:13,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:19:13,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:19:13,579 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 14:19:13,580 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 14:19:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:19:19,294 INFO L255 TraceCheckSpWp]: Trace formula consists of 2751 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-06 14:19:19,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:19:22,281 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