/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_remove_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 14:19:27,447 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 14:19:27,504 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 14:19:27,509 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 14:19:27,510 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 14:19:27,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 14:19:27,535 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 14:19:27,536 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 14:19:27,536 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 14:19:27,537 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 14:19:27,537 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 14:19:27,537 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 14:19:27,538 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 14:19:27,538 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 14:19:27,539 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 14:19:27,540 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 14:19:27,540 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 14:19:27,540 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 14:19:27,540 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 14:19:27,541 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 14:19:27,541 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 14:19:27,543 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 14:19:27,544 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 14:19:27,544 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 14:19:27,544 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 14:19:27,544 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 14:19:27,544 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 14:19:27,544 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 14:19:27,545 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 14:19:27,545 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 14:19:27,545 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 14:19:27,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:19:27,545 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 14:19:27,545 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 14:19:27,546 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 14:19:27,546 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 14:19:27,546 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 14:19:27,546 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 14:19:27,546 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 14:19:27,546 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 14:19:27,547 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 14:19:27,548 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-06 14:19:27,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 14:19:27,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 14:19:27,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 14:19:27,761 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 14:19:27,761 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 14:19:27,762 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_remove_harness_negated.i [2024-11-06 14:19:28,935 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 14:19:29,338 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 14:19:29,339 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_remove_harness_negated.i [2024-11-06 14:19:29,372 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b53597dc/c5f197bb116f459b8e8fa87cdde81847/FLAGd488d46bf [2024-11-06 14:19:29,533 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b53597dc/c5f197bb116f459b8e8fa87cdde81847 [2024-11-06 14:19:29,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 14:19:29,536 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 14:19:29,537 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 14:19:29,537 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 14:19:29,542 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 14:19:29,542 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:19:29" (1/1) ... [2024-11-06 14:19:29,543 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc718c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:29, skipping insertion in model container [2024-11-06 14:19:29,543 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:19:29" (1/1) ... [2024-11-06 14:19:29,624 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:19:29,874 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_remove_harness_negated.i[4495,4508] [2024-11-06 14:19:29,886 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_remove_harness_negated.i[4555,4568] [2024-11-06 14:19:30,395 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:30,476 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:30,477 WARN 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 14:19:30,477 WARN 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 14:19:30,483 WARN 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 14:19:30,484 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,485 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,485 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,486 WARN 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 14:19:30,486 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,486 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,488 WARN 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 14:19:30,488 WARN 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 14:19:30,490 WARN 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 14:19:30,490 WARN 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 14:19:30,497 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,498 WARN 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 14:19:30,498 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,498 WARN 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 14:19:30,499 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,499 WARN 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 14:19:30,500 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,500 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:30,501 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,502 WARN 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 14:19:30,502 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,502 WARN 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 14:19:30,502 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,502 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,803 WARN 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 14:19:30,804 WARN 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 14:19:30,804 WARN 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 14:19:30,805 WARN 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 14:19:30,904 WARN 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 14:19:31,044 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:31,052 WARN 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 14:19:31,060 WARN 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 14:19:31,076 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:31,086 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:31,094 WARN 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 14:19:31,108 WARN 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 14:19:31,114 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 14:19:31,131 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,132 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,153 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,154 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,161 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,162 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,170 WARN 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 14:19:31,171 WARN 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 14:19:31,175 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,175 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,176 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,176 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,176 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,176 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,177 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,178 WARN 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 14:19:31,190 WARN 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 14:19:31,191 WARN 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 14:19:31,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:19:31,256 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 14:19:31,286 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:19:31,290 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_remove_harness_negated.i[4495,4508] [2024-11-06 14:19:31,290 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_remove_harness_negated.i[4555,4568] [2024-11-06 14:19:31,312 WARN 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 14:19:31,323 WARN 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 14:19:31,326 WARN 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 14:19:31,327 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:31,329 WARN 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 14:19:31,329 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,329 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,330 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,330 WARN 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 14:19:31,330 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,330 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,331 WARN 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 14:19:31,331 WARN 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 14:19:31,332 WARN 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 14:19:31,332 WARN 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 14:19:31,334 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,334 WARN 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 14:19:31,334 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,335 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:31,335 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,335 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:31,335 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,336 WARN 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 14:19:31,336 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,336 WARN 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 14:19:31,337 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,337 WARN 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 14:19:31,337 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,337 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,365 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:31,365 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:31,366 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:31,366 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:31,393 WARN 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 14:19:31,426 WARN 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 14:19:31,431 WARN 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 14:19:31,438 WARN 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 14:19:31,445 WARN 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 14:19:31,448 WARN 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 14:19:31,452 WARN 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 14:19:31,478 WARN 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 14:19:31,481 WARN 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 14:19:31,487 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,487 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,496 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,496 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,498 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,498 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,502 WARN 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 14:19:31,503 WARN 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 14:19:31,504 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,505 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,505 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,506 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,506 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,506 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,506 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,507 WARN 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 14:19:31,514 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:31,515 WARN 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 14:19:31,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:19:31,544 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 14:19:31,558 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_remove_harness_negated.i[4495,4508] [2024-11-06 14:19:31,559 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_remove_harness_negated.i[4555,4568] [2024-11-06 14:19:31,590 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,595 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,596 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,596 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,596 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,597 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,597 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,597 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,597 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,650 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7544-7555] [2024-11-06 14:19:31,700 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,701 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,709 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,710 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,711 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,712 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,718 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,719 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,719 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,720 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,720 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,720 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,720 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:31,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:19:31,948 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-06 14:19:31,958 INFO L204 MainTranslator]: Completed translation [2024-11-06 14:19:31,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:31 WrapperNode [2024-11-06 14:19:31,958 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 14:19:31,960 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 14:19:31,960 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 14:19:31,960 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 14:19:31,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:31" (1/1) ... [2024-11-06 14:19:32,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:31" (1/1) ... [2024-11-06 14:19:32,122 INFO L138 Inliner]: procedures = 785, calls = 2494, calls flagged for inlining = 71, calls inlined = 18, statements flattened = 1046 [2024-11-06 14:19:32,123 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 14:19:32,123 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 14:19:32,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 14:19:32,124 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 14:19:32,132 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:31" (1/1) ... [2024-11-06 14:19:32,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:31" (1/1) ... [2024-11-06 14:19:32,145 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:31" (1/1) ... [2024-11-06 14:19:32,230 INFO L175 MemorySlicer]: Split 368 memory accesses to 12 slices as follows [2, 243, 15, 3, 1, 3, 72, 4, 7, 2, 14, 2]. 66 percent of accesses are in the largest equivalence class. The 23 initializations are split as follows [2, 11, 0, 0, 0, 0, 0, 0, 0, 0, 10, 0]. The 256 writes are split as follows [0, 232, 1, 3, 1, 2, 10, 2, 3, 1, 0, 1]. [2024-11-06 14:19:32,230 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:31" (1/1) ... [2024-11-06 14:19:32,230 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:31" (1/1) ... [2024-11-06 14:19:32,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:31" (1/1) ... [2024-11-06 14:19:32,287 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:31" (1/1) ... [2024-11-06 14:19:32,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:31" (1/1) ... [2024-11-06 14:19:32,316 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:31" (1/1) ... [2024-11-06 14:19:32,334 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 14:19:32,335 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 14:19:32,335 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 14:19:32,335 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 14:19:32,336 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:31" (1/1) ... [2024-11-06 14:19:32,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:19:32,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:19:32,360 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 14:19:32,362 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 14:19:32,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-06 14:19:32,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-06 14:19:32,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-06 14:19:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-06 14:19:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-06 14:19:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-06 14:19:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-06 14:19:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-06 14:19:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-06 14:19:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2024-11-06 14:19:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2024-11-06 14:19:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#11 [2024-11-06 14:19:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-06 14:19:32,387 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-06 14:19:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-06 14:19:32,387 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-06 14:19:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-06 14:19:32,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-06 14:19:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-06 14:19:32,388 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-06 14:19:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 14:19:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 14:19:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 14:19:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 14:19:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 14:19:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 14:19:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 14:19:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 14:19:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 14:19:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 14:19:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-06 14:19:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-06 14:19:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-06 14:19:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-06 14:19:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 14:19:32,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 14:19:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-06 14:19:32,389 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-06 14:19:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-06 14:19:32,389 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-06 14:19:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 14:19:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 14:19:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 14:19:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 14:19:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 14:19:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 14:19:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 14:19:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 14:19:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-06 14:19:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-06 14:19:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-06 14:19:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-06 14:19:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 14:19:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-06 14:19:32,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-06 14:19:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 14:19:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 14:19:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 14:19:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 14:19:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 14:19:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 14:19:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 14:19:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 14:19:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-06 14:19:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-06 14:19:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-06 14:19:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-06 14:19:32,392 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-06 14:19:32,392 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-06 14:19:32,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 14:19:32,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 14:19:32,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 14:19:32,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 14:19:32,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 14:19:32,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 14:19:32,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 14:19:32,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 14:19:32,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-06 14:19:32,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-06 14:19:32,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-06 14:19:32,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-06 14:19:32,393 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_for [2024-11-06 14:19:32,393 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_for [2024-11-06 14:19:32,393 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-06 14:19:32,393 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-06 14:19:32,393 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-06 14:19:32,393 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-06 14:19:32,393 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_keys_eq [2024-11-06 14:19:32,393 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_keys_eq [2024-11-06 14:19:32,393 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_equals [2024-11-06 14:19:32,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_equals [2024-11-06 14:19:32,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 14:19:32,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-06 14:19:32,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#11 [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-06 14:19:32,395 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-06 14:19:32,395 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-06 14:19:32,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_hasher [2024-11-06 14:19:32,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_hasher [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7 [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#8 [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#9 [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#10 [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#11 [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure s_safe_eq_check [2024-11-06 14:19:32,396 INFO L138 BoogieDeclarations]: Found implementation of procedure s_safe_eq_check [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 14:19:32,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 14:19:32,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 14:19:32,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 14:19:32,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 14:19:32,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 14:19:32,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-06 14:19:32,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-06 14:19:32,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-06 14:19:32,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-06 14:19:32,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-06 14:19:32,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-06 14:19:32,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-06 14:19:32,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-06 14:19:32,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-06 14:19:32,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-06 14:19:32,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-06 14:19:32,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-06 14:19:32,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-06 14:19:32,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-06 14:19:32,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-06 14:19:32,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure s_find_entry [2024-11-06 14:19:32,400 INFO L138 BoogieDeclarations]: Found implementation of procedure s_find_entry [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 14:19:32,400 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-06 14:19:32,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-06 14:19:32,401 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-06 14:19:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-06 14:19:32,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-06 14:19:32,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-06 14:19:32,402 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-06 14:19:32,402 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-06 14:19:32,402 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-06 14:19:32,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-06 14:19:32,402 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-06 14:19:32,402 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-06 14:19:32,402 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_entry [2024-11-06 14:19:32,402 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_entry [2024-11-06 14:19:32,402 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-11-06 14:19:32,402 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-11-06 14:19:32,402 INFO L130 BoogieDeclarations]: Found specification of procedure uninterpreted_equals [2024-11-06 14:19:32,402 INFO L138 BoogieDeclarations]: Found implementation of procedure uninterpreted_equals [2024-11-06 14:19:32,742 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 14:19:32,745 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 14:19:32,808 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2024-11-06 14:19:33,581 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !true; [2024-11-06 14:19:33,582 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2024-11-06 14:19:33,614 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2024-11-06 14:19:43,513 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !true; [2024-11-06 14:19:43,513 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2024-11-06 14:19:43,590 INFO L? ?]: Removed 289 outVars from TransFormulas that were not future-live. [2024-11-06 14:19:43,590 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 14:19:43,606 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 14:19:43,606 INFO L316 CfgBuilder]: Removed 16 assume(true) statements. [2024-11-06 14:19:43,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:19:43 BoogieIcfgContainer [2024-11-06 14:19:43,607 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 14:19:43,611 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 14:19:43,611 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 14:19:43,613 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 14:19:43,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:19:29" (1/3) ... [2024-11-06 14:19:43,614 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fb091e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:19:43, skipping insertion in model container [2024-11-06 14:19:43,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:31" (2/3) ... [2024-11-06 14:19:43,614 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fb091e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:19:43, skipping insertion in model container [2024-11-06 14:19:43,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:19:43" (3/3) ... [2024-11-06 14:19:43,615 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_remove_harness_negated.i [2024-11-06 14:19:43,628 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 14:19:43,628 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 14:19:43,685 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 14:19:43,689 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;@33cded56, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 14:19:43,690 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 14:19:43,695 INFO L276 IsEmpty]: Start isEmpty. Operand has 297 states, 191 states have (on average 1.2408376963350785) internal successors, (237), 186 states have internal predecessors, (237), 84 states have call successors, (84), 26 states have call predecessors, (84), 26 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-06 14:19:43,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-06 14:19:43,709 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:19:43,709 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:19:43,710 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:19:43,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:19:43,716 INFO L85 PathProgramCache]: Analyzing trace with hash 1417986341, now seen corresponding path program 1 times [2024-11-06 14:19:43,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:19:43,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [883445314] [2024-11-06 14:19:43,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:19:43,730 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 14:19:43,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 14:19:43,735 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 14:19:43,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-06 14:19:50,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:19:50,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 2713 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 14:19:50,247 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:19:50,283 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2024-11-06 14:19:50,283 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:19:50,283 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:19:50,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [883445314] [2024-11-06 14:19:50,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [883445314] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:19:50,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:19:50,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 14:19:50,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634535012] [2024-11-06 14:19:50,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:19:50,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 14:19:50,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:19:50,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 14:19:50,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:19:50,310 INFO L87 Difference]: Start difference. First operand has 297 states, 191 states have (on average 1.2408376963350785) internal successors, (237), 186 states have internal predecessors, (237), 84 states have call successors, (84), 26 states have call predecessors, (84), 26 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) Second operand has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-06 14:19:50,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:19:50,360 INFO L93 Difference]: Finished difference Result 588 states and 851 transitions. [2024-11-06 14:19:50,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 14:19:50,363 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 178 [2024-11-06 14:19:50,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:19:50,374 INFO L225 Difference]: With dead ends: 588 [2024-11-06 14:19:50,374 INFO L226 Difference]: Without dead ends: 289 [2024-11-06 14:19:50,382 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 14:19:50,384 INFO L432 NwaCegarLoop]: 390 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, 390 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 14:19:50,384 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 14:19:50,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2024-11-06 14:19:50,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 289. [2024-11-06 14:19:50,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 178 states have (on average 1.2078651685393258) internal successors, (215), 180 states have internal predecessors, (215), 84 states have call successors, (84), 26 states have call predecessors, (84), 26 states have return successors, (82), 82 states have call predecessors, (82), 82 states have call successors, (82) [2024-11-06 14:19:50,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 381 transitions. [2024-11-06 14:19:50,438 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 381 transitions. Word has length 178 [2024-11-06 14:19:50,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:19:50,439 INFO L471 AbstractCegarLoop]: Abstraction has 289 states and 381 transitions. [2024-11-06 14:19:50,439 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-06 14:19:50,439 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 381 transitions. [2024-11-06 14:19:50,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-06 14:19:50,441 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:19:50,442 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:19:50,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-06 14:19:50,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 14:19:50,645 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:19:50,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:19:50,646 INFO L85 PathProgramCache]: Analyzing trace with hash -594121557, now seen corresponding path program 1 times [2024-11-06 14:19:50,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:19:50,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1708428406] [2024-11-06 14:19:50,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:19:50,651 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 14:19:50,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 14:19:50,652 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 14:19:50,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-06 14:19:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:19:57,091 INFO L255 TraceCheckSpWp]: Trace formula consists of 2713 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 14:19:57,097 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:19:58,243 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2024-11-06 14:19:58,243 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:19:58,243 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:19:58,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1708428406] [2024-11-06 14:19:58,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1708428406] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:19:58,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:19:58,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:19:58,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840466425] [2024-11-06 14:19:58,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:19:58,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:19:58,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:19:58,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:19:58,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:19:58,246 INFO L87 Difference]: Start difference. First operand 289 states and 381 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-06 14:19:58,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:19:58,763 INFO L93 Difference]: Finished difference Result 542 states and 718 transitions. [2024-11-06 14:19:58,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:19:58,763 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) Word has length 178 [2024-11-06 14:19:58,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:19:58,768 INFO L225 Difference]: With dead ends: 542 [2024-11-06 14:19:58,768 INFO L226 Difference]: Without dead ends: 293 [2024-11-06 14:19:58,769 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:19:58,770 INFO L432 NwaCegarLoop]: 379 mSDtfsCounter, 0 mSDsluCounter, 1133 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1512 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-06 14:19:58,770 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1512 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-06 14:19:58,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2024-11-06 14:19:58,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 293. [2024-11-06 14:19:58,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 181 states have (on average 1.2044198895027625) internal successors, (218), 183 states have internal predecessors, (218), 84 states have call successors, (84), 26 states have call predecessors, (84), 27 states have return successors, (83), 83 states have call predecessors, (83), 82 states have call successors, (83) [2024-11-06 14:19:58,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 385 transitions. [2024-11-06 14:19:58,789 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 385 transitions. Word has length 178 [2024-11-06 14:19:58,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:19:58,789 INFO L471 AbstractCegarLoop]: Abstraction has 293 states and 385 transitions. [2024-11-06 14:19:58,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-06 14:19:58,789 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 385 transitions. [2024-11-06 14:19:58,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-06 14:19:58,795 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:19:58,795 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 3, 3, 3, 3, 3, 3, 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, 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 14:19:58,863 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-06 14:19:58,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 14:19:58,996 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:19:58,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:19:58,996 INFO L85 PathProgramCache]: Analyzing trace with hash 748559522, now seen corresponding path program 1 times [2024-11-06 14:19:58,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:19:59,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1874841019] [2024-11-06 14:19:59,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:19:59,002 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 14:19:59,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 14:19:59,005 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 14:19:59,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-06 14:20:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:20:05,451 INFO L255 TraceCheckSpWp]: Trace formula consists of 2693 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-06 14:20:05,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:20:07,388 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2024-11-06 14:20:07,389 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:20:07,389 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:20:07,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1874841019] [2024-11-06 14:20:07,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1874841019] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:20:07,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:20:07,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-06 14:20:07,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098954807] [2024-11-06 14:20:07,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:20:07,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-06 14:20:07,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:20:07,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-06 14:20:07,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-06 14:20:07,391 INFO L87 Difference]: Start difference. First operand 293 states and 385 transitions. Second operand has 6 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-06 14:20:16,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:20:16,178 INFO L93 Difference]: Finished difference Result 544 states and 719 transitions. [2024-11-06 14:20:16,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-06 14:20:16,178 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 184 [2024-11-06 14:20:16,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:20:16,181 INFO L225 Difference]: With dead ends: 544 [2024-11-06 14:20:16,181 INFO L226 Difference]: Without dead ends: 295 [2024-11-06 14:20:16,182 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-06 14:20:16,183 INFO L432 NwaCegarLoop]: 356 mSDtfsCounter, 1 mSDsluCounter, 1367 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1723 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2024-11-06 14:20:16,183 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1723 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 8.4s Time] [2024-11-06 14:20:16,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2024-11-06 14:20:16,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 289. [2024-11-06 14:20:16,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 178 states have (on average 1.196629213483146) internal successors, (213), 180 states have internal predecessors, (213), 84 states have call successors, (84), 26 states have call predecessors, (84), 26 states have return successors, (82), 82 states have call predecessors, (82), 82 states have call successors, (82) [2024-11-06 14:20:16,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 379 transitions. [2024-11-06 14:20:16,204 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 379 transitions. Word has length 184 [2024-11-06 14:20:16,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:20:16,204 INFO L471 AbstractCegarLoop]: Abstraction has 289 states and 379 transitions. [2024-11-06 14:20:16,205 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-06 14:20:16,205 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 379 transitions. [2024-11-06 14:20:16,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-06 14:20:16,209 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:20:16,209 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 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 14:20:16,274 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-06 14:20:16,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 14:20:16,409 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:20:16,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:20:16,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1901066034, now seen corresponding path program 1 times [2024-11-06 14:20:16,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:20:16,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1170344426] [2024-11-06 14:20:16,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:20:16,413 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 14:20:16,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 14:20:16,414 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 14:20:16,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-06 14:20:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:20:23,126 INFO L255 TraceCheckSpWp]: Trace formula consists of 2784 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-06 14:20:23,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:20:28,972 INFO L224 Elim1Store]: Index analysis took 274 ms [2024-11-06 14:20:28,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 37 [2024-11-06 14:20:42,462 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-06 14:20:42,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 80 treesize of output 36 [2024-11-06 14:20:48,631 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 193 proven. 4 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-06 14:20:48,632 INFO L311 TraceCheckSpWp]: Computing backward predicates...