/root/.sdkman/candidates/java/11.0.12-open/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_clear_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-tmp.fs.smtinterpol-bv-eval-3dddfdf-m [2024-11-15 16:22:16,710 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 16:22:16,784 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-15 16:22:16,792 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 16:22:16,795 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 16:22:16,825 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 16:22:16,826 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 16:22:16,826 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 16:22:16,827 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-15 16:22:16,828 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-15 16:22:16,828 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 16:22:16,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 16:22:16,829 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 16:22:16,829 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 16:22:16,830 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 16:22:16,832 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 16:22:16,833 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 16:22:16,835 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 16:22:16,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 16:22:16,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 16:22:16,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 16:22:16,836 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-15 16:22:16,837 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-15 16:22:16,837 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-15 16:22:16,837 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-15 16:22:16,837 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 16:22:16,838 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 16:22:16,838 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 16:22:16,838 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 16:22:16,838 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-15 16:22:16,839 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 16:22:16,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 16:22:16,839 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 16:22:16,839 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 16:22:16,840 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 16:22:16,840 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-15 16:22:16,840 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-15 16:22:16,842 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 16:22:16,842 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-15 16:22:16,860 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-15 16:22:16,860 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-15 16:22:16,860 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-15 16:22:17,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 16:22:17,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 16:22:17,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 16:22:17,185 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 16:22:17,186 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 16:22:17,188 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness.i [2024-11-15 16:22:18,723 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 16:22:19,248 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 16:22:19,249 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness.i [2024-11-15 16:22:19,303 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea58043c0/48cde7a77c50419ea183e93a0eab06e9/FLAG430bb81b5 [2024-11-15 16:22:19,324 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea58043c0/48cde7a77c50419ea183e93a0eab06e9 [2024-11-15 16:22:19,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 16:22:19,329 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 16:22:19,334 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 16:22:19,334 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 16:22:19,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 16:22:19,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 04:22:19" (1/1) ... [2024-11-15 16:22:19,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@87ae651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:19, skipping insertion in model container [2024-11-15 16:22:19,343 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 04:22:19" (1/1) ... [2024-11-15 16:22:19,460 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 16:22:19,867 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_clear_harness.i[4494,4507] [2024-11-15 16:22:19,878 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_clear_harness.i[4554,4567] [2024-11-15 16:22:20,508 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,584 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,585 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,585 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,593 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,595 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,596 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,596 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,597 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,597 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,598 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,607 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,607 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,609 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,610 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,618 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,619 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,619 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,619 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,621 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,623 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,623 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,623 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,625 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,626 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,626 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,629 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,629 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,630 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,941 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,941 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,942 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,942 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,110 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,134 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,289 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,295 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,303 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,325 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,331 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,338 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,350 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,355 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,377 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,378 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,403 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,403 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,412 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,413 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,427 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,427 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,431 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,432 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,433 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,433 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,433 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,434 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,434 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,436 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,452 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,454 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:22:21,527 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-15 16:22:21,582 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 16:22:21,587 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_clear_harness.i[4494,4507] [2024-11-15 16:22:21,588 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_clear_harness.i[4554,4567] [2024-11-15 16:22:21,613 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,627 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,627 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,627 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,650 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,651 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,651 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,651 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,652 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,652 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,652 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,657 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,658 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,658 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,659 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,661 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,661 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,661 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,662 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,662 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,662 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,663 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,663 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,664 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,665 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,665 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,665 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,665 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,665 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,701 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,702 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,702 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,703 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,729 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,734 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,772 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,776 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,784 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,790 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,794 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,797 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,804 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,811 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,818 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,819 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,827 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,828 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,830 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,830 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,838 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,838 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,839 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,840 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,840 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,840 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,840 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,844 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,851 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,852 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:22:21,880 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 16:22:21,896 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_clear_harness.i[4494,4507] [2024-11-15 16:22:21,900 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_clear_harness.i[4554,4567] [2024-11-15 16:22:21,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,934 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,941 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,941 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,941 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,942 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,942 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,004 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7585-7596] [2024-11-15 16:22:22,057 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,058 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,064 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,065 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,067 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,067 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,073 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,073 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,074 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,074 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,074 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,074 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,075 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:22:22,400 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-15 16:22:22,412 INFO L204 MainTranslator]: Completed translation [2024-11-15 16:22:22,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22 WrapperNode [2024-11-15 16:22:22,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 16:22:22,413 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 16:22:22,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 16:22:22,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 16:22:22,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,566 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,645 INFO L138 Inliner]: procedures = 785, calls = 2435, calls flagged for inlining = 70, calls inlined = 13, statements flattened = 609 [2024-11-15 16:22:22,646 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 16:22:22,647 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 16:22:22,647 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 16:22:22,647 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 16:22:22,657 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,676 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,765 INFO L175 MemorySlicer]: Split 292 memory accesses to 8 slices as follows [34, 1, 238, 2, 2, 8, 2, 5]. 82 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [0, 0, 6, 2, 0, 0, 0, 5]. The 241 writes are split as follows [5, 1, 232, 0, 1, 1, 1, 0]. [2024-11-15 16:22:22,765 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,769 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,819 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,848 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,866 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,882 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 16:22:22,883 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 16:22:22,883 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 16:22:22,883 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 16:22:22,884 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 16:22:22,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:22:22,918 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) [2024-11-15 16:22:22,922 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 [2024-11-15 16:22:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure memset_override_0_impl [2024-11-15 16:22:22,969 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_override_0_impl [2024-11-15 16:22:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-15 16:22:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-15 16:22:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-15 16:22:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-15 16:22:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-15 16:22:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-15 16:22:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-15 16:22:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-15 16:22:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-15 16:22:22,970 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-15 16:22:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-15 16:22:22,970 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-15 16:22:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-15 16:22:22,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-15 16:22:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-15 16:22:22,970 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-15 16:22:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_clear [2024-11-15 16:22:22,971 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_clear [2024-11-15 16:22:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-15 16:22:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 16:22:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-15 16:22:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-15 16:22:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-15 16:22:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-15 16:22:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-15 16:22:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-15 16:22:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-15 16:22:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-15 16:22:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 16:22:22,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 16:22:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-15 16:22:22,971 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-15 16:22:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-15 16:22:22,972 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-15 16:22:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-15 16:22:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-15 16:22:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-15 16:22:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-15 16:22:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-15 16:22:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-15 16:22:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-15 16:22:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-15 16:22:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-15 16:22:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-15 16:22:22,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-15 16:22:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-15 16:22:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-15 16:22:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-15 16:22:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-15 16:22:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-15 16:22:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-15 16:22:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-15 16:22:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-15 16:22:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-15 16:22:22,975 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-15 16:22:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-15 16:22:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-15 16:22:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-15 16:22:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-15 16:22:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-15 16:22:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-15 16:22:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-15 16:22:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-15 16:22:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-15 16:22:22,977 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-15 16:22:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-15 16:22:22,977 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-15 16:22:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-15 16:22:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-15 16:22:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-15 16:22:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-15 16:22:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-15 16:22:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-15 16:22:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-15 16:22:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-15 16:22:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-15 16:22:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-15 16:22:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-15 16:22:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-15 16:22:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-15 16:22:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-15 16:22:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-15 16:22:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-15 16:22:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-15 16:22:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-15 16:22:22,978 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-15 16:22:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-15 16:22:22,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-15 16:22:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-15 16:22:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-15 16:22:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-15 16:22:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-15 16:22:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-15 16:22:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-15 16:22:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-15 16:22:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-15 16:22:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-15 16:22:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-15 16:22:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-15 16:22:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-15 16:22:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-15 16:22:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-15 16:22:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-15 16:22:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-15 16:22:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-15 16:22:22,980 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-15 16:22:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-15 16:22:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-15 16:22:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-15 16:22:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-15 16:22:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-15 16:22:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-15 16:22:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-15 16:22:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-15 16:22:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-15 16:22:22,980 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-15 16:22:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-15 16:22:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-15 16:22:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-15 16:22:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-15 16:22:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-15 16:22:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-15 16:22:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-15 16:22:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-15 16:22:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-15 16:22:22,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-15 16:22:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-15 16:22:22,981 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-15 16:22:23,416 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 16:22:23,419 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 16:22:32,043 INFO L? ?]: Removed 145 outVars from TransFormulas that were not future-live. [2024-11-15 16:22:32,043 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 16:22:32,064 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 16:22:32,064 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-15 16:22:32,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 04:22:32 BoogieIcfgContainer [2024-11-15 16:22:32,065 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 16:22:32,068 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 16:22:32,068 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 16:22:32,071 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 16:22:32,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 04:22:19" (1/3) ... [2024-11-15 16:22:32,072 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14b33030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 04:22:32, skipping insertion in model container [2024-11-15 16:22:32,072 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (2/3) ... [2024-11-15 16:22:32,072 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14b33030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 04:22:32, skipping insertion in model container [2024-11-15 16:22:32,072 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 04:22:32" (3/3) ... [2024-11-15 16:22:32,073 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_clear_harness.i [2024-11-15 16:22:32,089 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 16:22:32,089 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-15 16:22:32,158 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-15 16:22:32,164 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;@1d853470, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 16:22:32,164 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-15 16:22:32,170 INFO L276 IsEmpty]: Start isEmpty. Operand has 168 states, 107 states have (on average 1.1869158878504673) internal successors, (127), 108 states have internal predecessors, (127), 41 states have call successors, (41), 18 states have call predecessors, (41), 18 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-15 16:22:32,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-15 16:22:32,186 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:22:32,187 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:22:32,187 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:22:32,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:22:32,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1044435354, now seen corresponding path program 1 times [2024-11-15 16:22:32,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:22:32,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564062025] [2024-11-15 16:22:32,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:32,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:22:38,315 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:22:38,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1831826501] [2024-11-15 16:22:38,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:38,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:22:38,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:22:38,318 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 16:22:38,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-15 16:22:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:22:44,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 2564 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-15 16:22:44,880 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:22:44,903 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-11-15 16:22:44,903 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:22:44,904 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:22:44,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564062025] [2024-11-15 16:22:44,904 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:22:44,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1831826501] [2024-11-15 16:22:44,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1831826501] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:22:44,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:22:44,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 16:22:44,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840425518] [2024-11-15 16:22:44,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:22:44,912 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 16:22:44,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:22:44,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 16:22:44,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 16:22:44,935 INFO L87 Difference]: Start difference. First operand has 168 states, 107 states have (on average 1.1869158878504673) internal successors, (127), 108 states have internal predecessors, (127), 41 states have call successors, (41), 18 states have call predecessors, (41), 18 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) Second operand has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-15 16:22:44,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:22:44,974 INFO L93 Difference]: Finished difference Result 331 states and 431 transitions. [2024-11-15 16:22:44,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 16:22:44,976 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 137 [2024-11-15 16:22:44,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:22:44,989 INFO L225 Difference]: With dead ends: 331 [2024-11-15 16:22:44,990 INFO L226 Difference]: Without dead ends: 161 [2024-11-15 16:22:44,998 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 16:22:45,003 INFO L432 NwaCegarLoop]: 205 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, 205 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 [2024-11-15 16:22:45,004 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-15 16:22:45,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-15 16:22:45,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2024-11-15 16:22:45,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 101 states have (on average 1.1485148514851484) internal successors, (116), 102 states have internal predecessors, (116), 41 states have call successors, (41), 18 states have call predecessors, (41), 18 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-15 16:22:45,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 197 transitions. [2024-11-15 16:22:45,074 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 197 transitions. Word has length 137 [2024-11-15 16:22:45,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:22:45,075 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 197 transitions. [2024-11-15 16:22:45,075 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-15 16:22:45,075 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 197 transitions. [2024-11-15 16:22:45,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-15 16:22:45,079 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:22:45,079 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:22:45,150 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-15 16:22:45,280 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-15 16:22:45,281 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:22:45,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:22:45,281 INFO L85 PathProgramCache]: Analyzing trace with hash -874558126, now seen corresponding path program 1 times [2024-11-15 16:22:45,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:22:45,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227945294] [2024-11-15 16:22:45,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:45,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:22:50,400 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:22:50,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [63926425] [2024-11-15 16:22:50,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:50,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:22:50,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:22:50,404 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 16:22:50,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-15 16:22:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:22:56,848 INFO L255 TraceCheckSpWp]: Trace formula consists of 2564 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-15 16:22:56,855 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:22:57,137 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-15 16:22:57,137 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:22:57,137 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:22:57,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227945294] [2024-11-15 16:22:57,138 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:22:57,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [63926425] [2024-11-15 16:22:57,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [63926425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:22:57,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:22:57,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 16:22:57,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368604671] [2024-11-15 16:22:57,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:22:57,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 16:22:57,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:22:57,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 16:22:57,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 16:22:57,144 INFO L87 Difference]: Start difference. First operand 161 states and 197 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-15 16:22:57,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:22:57,390 INFO L93 Difference]: Finished difference Result 226 states and 272 transitions. [2024-11-15 16:22:57,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 16:22:57,393 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 137 [2024-11-15 16:22:57,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:22:57,396 INFO L225 Difference]: With dead ends: 226 [2024-11-15 16:22:57,398 INFO L226 Difference]: Without dead ends: 162 [2024-11-15 16:22:57,398 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 16:22:57,399 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 0 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-15 16:22:57,399 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 388 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-15 16:22:57,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-11-15 16:22:57,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2024-11-15 16:22:57,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 102 states have (on average 1.1470588235294117) internal successors, (117), 103 states have internal predecessors, (117), 41 states have call successors, (41), 18 states have call predecessors, (41), 18 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-15 16:22:57,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 198 transitions. [2024-11-15 16:22:57,415 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 198 transitions. Word has length 137 [2024-11-15 16:22:57,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:22:57,416 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 198 transitions. [2024-11-15 16:22:57,416 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-15 16:22:57,416 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 198 transitions. [2024-11-15 16:22:57,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-15 16:22:57,418 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:22:57,419 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:22:57,483 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-15 16:22:57,619 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-15 16:22:57,620 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:22:57,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:22:57,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1895626480, now seen corresponding path program 1 times [2024-11-15 16:22:57,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:22:57,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236387414] [2024-11-15 16:22:57,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:57,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:23:02,324 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported internal sort: RoundingMode [2024-11-15 16:23:02,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1766315047] [2024-11-15 16:23:02,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:23:02,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:23:02,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:23:02,327 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 16:23:02,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-15 16:23:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:23:08,550 INFO L255 TraceCheckSpWp]: Trace formula consists of 2567 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 16:23:08,556 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:23:09,668 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-15 16:23:09,668 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:23:09,668 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:23:09,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236387414] [2024-11-15 16:23:09,669 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:23:09,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1766315047] [2024-11-15 16:23:09,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1766315047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:23:09,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:23:09,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 16:23:09,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835874442] [2024-11-15 16:23:09,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:23:09,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 16:23:09,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:23:09,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 16:23:09,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 16:23:09,671 INFO L87 Difference]: Start difference. First operand 162 states and 198 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-15 16:23:10,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:23:10,191 INFO L93 Difference]: Finished difference Result 288 states and 352 transitions. [2024-11-15 16:23:10,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 16:23:10,194 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 137 [2024-11-15 16:23:10,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:23:10,197 INFO L225 Difference]: With dead ends: 288 [2024-11-15 16:23:10,197 INFO L226 Difference]: Without dead ends: 166 [2024-11-15 16:23:10,198 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 16:23:10,198 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 0 mSDsluCounter, 581 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 776 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 [2024-11-15 16:23:10,199 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 776 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-15 16:23:10,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2024-11-15 16:23:10,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2024-11-15 16:23:10,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 105 states have (on average 1.1428571428571428) internal successors, (120), 106 states have internal predecessors, (120), 41 states have call successors, (41), 18 states have call predecessors, (41), 19 states have return successors, (41), 41 states have call predecessors, (41), 40 states have call successors, (41) [2024-11-15 16:23:10,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 202 transitions. [2024-11-15 16:23:10,220 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 202 transitions. Word has length 137 [2024-11-15 16:23:10,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:23:10,220 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 202 transitions. [2024-11-15 16:23:10,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-15 16:23:10,220 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 202 transitions. [2024-11-15 16:23:10,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-15 16:23:10,224 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:23:10,224 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:23:10,284 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-15 16:23:10,425 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:23:10,425 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:23:10,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:23:10,426 INFO L85 PathProgramCache]: Analyzing trace with hash -985698484, now seen corresponding path program 1 times [2024-11-15 16:23:10,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:23:10,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225098413] [2024-11-15 16:23:10,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:23:10,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:23:14,922 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:23:14,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1168349363] [2024-11-15 16:23:14,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:23:14,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:23:14,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:23:14,926 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 16:23:14,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-15 16:23:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:23:21,286 INFO L255 TraceCheckSpWp]: Trace formula consists of 2547 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-15 16:23:21,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:23:25,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-15 16:23:31,740 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-15 16:23:31,741 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:23:31,745 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:23:31,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225098413] [2024-11-15 16:23:31,745 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:23:31,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1168349363] [2024-11-15 16:23:31,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1168349363] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:23:31,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:23:31,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-15 16:23:31,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607786743] [2024-11-15 16:23:31,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:23:31,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-15 16:23:31,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:23:31,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-15 16:23:31,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-15 16:23:31,750 INFO L87 Difference]: Start difference. First operand 166 states and 202 transitions. Second operand has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 9 states have internal predecessors, (69), 4 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22)