/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_foreach_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-tmp.fs.smtinterpol-bv-eval-3dddfdf-m [2024-11-15 16:23:31,669 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 16:23:31,723 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 16:23:31,729 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 16:23:31,729 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 16:23:31,755 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 16:23:31,755 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 16:23:31,755 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 16:23:31,756 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-15 16:23:31,756 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-15 16:23:31,756 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 16:23:31,756 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 16:23:31,770 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 16:23:31,770 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 16:23:31,771 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 16:23:31,771 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 16:23:31,771 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 16:23:31,771 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 16:23:31,772 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 16:23:31,772 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 16:23:31,772 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 16:23:31,775 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-15 16:23:31,775 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-15 16:23:31,775 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-15 16:23:31,775 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-15 16:23:31,776 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 16:23:31,776 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 16:23:31,776 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 16:23:31,776 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 16:23:31,777 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-15 16:23:31,777 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 16:23:31,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 16:23:31,777 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 16:23:31,777 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 16:23:31,778 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 16:23:31,778 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-15 16:23:31,781 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-15 16:23:31,781 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 16:23:31,781 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-15 16:23:31,781 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-15 16:23:31,781 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-15 16:23:31,782 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-15 16:23:31,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 16:23:32,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 16:23:32,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 16:23:32,008 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 16:23:32,008 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 16:23:32,009 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_foreach_harness_negated.i [2024-11-15 16:23:33,266 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 16:23:33,657 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 16:23:33,657 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_foreach_harness_negated.i [2024-11-15 16:23:33,687 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/978ab73ef/631709e7fb1746c1b0d454b098697da5/FLAG29c09379f [2024-11-15 16:23:33,699 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/978ab73ef/631709e7fb1746c1b0d454b098697da5 [2024-11-15 16:23:33,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 16:23:33,702 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 16:23:33,705 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 16:23:33,705 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 16:23:33,709 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 16:23:33,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 04:23:33" (1/1) ... [2024-11-15 16:23:33,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25da88e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:33, skipping insertion in model container [2024-11-15 16:23:33,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 04:23:33" (1/1) ... [2024-11-15 16:23:33,789 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 16:23:34,083 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_foreach_harness_negated.i[4496,4509] [2024-11-15 16:23:34,091 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_foreach_harness_negated.i[4556,4569] [2024-11-15 16:23:34,539 WARN 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 16:23:34,628 WARN 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 16:23:34,628 WARN 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 16:23:34,629 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 16:23:34,640 WARN 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 16:23:34,642 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:34,642 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:34,642 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:34,643 WARN 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 16:23:34,643 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:34,647 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:34,648 WARN 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 16:23:34,649 WARN 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 16:23:34,650 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 16:23:34,652 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 16:23:34,660 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:34,660 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:34,661 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:34,661 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 16:23:34,662 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:34,662 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 16:23:34,663 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:34,663 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 16:23:34,666 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:34,667 WARN 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 16:23:34,667 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:34,667 WARN 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 16:23:34,667 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:34,667 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:34,943 WARN 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 16:23:34,943 WARN 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 16:23:34,944 WARN 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 16:23:34,944 WARN 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 16:23:35,044 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:35,187 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:35,196 WARN 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 16:23:35,205 WARN 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 16:23:35,214 WARN 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 16:23:35,218 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:35,223 WARN 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 16:23:35,233 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:35,237 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:35,263 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,265 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,290 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,290 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,294 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,294 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,300 WARN 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 16:23:35,300 WARN 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 16:23:35,304 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,304 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,305 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,305 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,305 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,305 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,306 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,307 WARN 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 16:23:35,318 WARN 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 16:23:35,320 WARN 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 16:23:35,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:23:35,389 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-15 16:23:35,439 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 16:23:35,443 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_foreach_harness_negated.i[4496,4509] [2024-11-15 16:23:35,443 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_foreach_harness_negated.i[4556,4569] [2024-11-15 16:23:35,454 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 16:23:35,466 WARN 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 16:23:35,466 WARN 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 16:23:35,466 WARN 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 16:23:35,469 WARN 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 16:23:35,469 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,469 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,469 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,470 WARN 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 16:23:35,470 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,470 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,471 WARN 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 16:23:35,471 WARN 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 16:23:35,478 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:35,478 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:35,484 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,484 WARN 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 16:23:35,484 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,484 WARN 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 16:23:35,485 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,485 WARN 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 16:23:35,485 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,485 WARN 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 16:23:35,486 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,486 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:35,486 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,486 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:35,487 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,487 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,520 WARN 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 16:23:35,521 WARN 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 16:23:35,521 WARN 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 16:23:35,522 WARN 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 16:23:35,543 WARN 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 16:23:35,578 WARN 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 16:23:35,584 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 16:23:35,589 WARN 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 16:23:35,599 WARN 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 16:23:35,602 WARN 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 16:23:35,605 WARN 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 16:23:35,613 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 16:23:35,616 WARN 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 16:23:35,622 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,623 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,631 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,631 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,634 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,634 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,640 WARN 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 16:23:35,640 WARN 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 16:23:35,641 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,642 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,648 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,648 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,648 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,649 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,649 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,650 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 16:23:35,656 WARN 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 16:23:35,658 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 16:23:35,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:23:35,677 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 16:23:35,692 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_foreach_harness_negated.i[4496,4509] [2024-11-15 16:23:35,693 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_foreach_harness_negated.i[4556,4569] [2024-11-15 16:23:35,721 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,722 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,722 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,722 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,722 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,726 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,726 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,727 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,727 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,728 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,728 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,728 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,728 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,775 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7526-7537] [2024-11-15 16:23:35,826 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,826 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,832 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,833 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,836 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,842 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,842 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,842 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,842 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:35,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:23:36,154 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-15 16:23:36,165 INFO L204 MainTranslator]: Completed translation [2024-11-15 16:23:36,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:36 WrapperNode [2024-11-15 16:23:36,165 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 16:23:36,166 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 16:23:36,166 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 16:23:36,166 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 16:23:36,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:36" (1/1) ... [2024-11-15 16:23:36,246 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:36" (1/1) ... [2024-11-15 16:23:36,384 INFO L138 Inliner]: procedures = 785, calls = 2430, calls flagged for inlining = 71, calls inlined = 17, statements flattened = 910 [2024-11-15 16:23:36,384 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 16:23:36,385 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 16:23:36,385 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 16:23:36,385 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 16:23:36,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:36" (1/1) ... [2024-11-15 16:23:36,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:36" (1/1) ... [2024-11-15 16:23:36,410 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:36" (1/1) ... [2024-11-15 16:23:36,496 INFO L175 MemorySlicer]: Split 377 memory accesses to 7 slices as follows [2, 249, 44, 2, 2, 73, 5]. 66 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [2, 6, 0, 0, 0, 9, 5]. The 257 writes are split as follows [0, 233, 8, 1, 1, 14, 0]. [2024-11-15 16:23:36,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:36" (1/1) ... [2024-11-15 16:23:36,497 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:36" (1/1) ... [2024-11-15 16:23:36,549 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:36" (1/1) ... [2024-11-15 16:23:36,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:36" (1/1) ... [2024-11-15 16:23:36,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:36" (1/1) ... [2024-11-15 16:23:36,589 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:36" (1/1) ... [2024-11-15 16:23:36,608 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 16:23:36,609 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 16:23:36,609 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 16:23:36,610 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 16:23:36,611 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:36" (1/1) ... [2024-11-15 16:23:36,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 16:23:36,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:23:36,641 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 16:23:36,644 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 16:23:36,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-15 16:23:36,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-15 16:23:36,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-15 16:23:36,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-15 16:23:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-15 16:23:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-15 16:23:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-15 16:23:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-15 16:23:36,678 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-15 16:23:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-15 16:23:36,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-15 16:23:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-15 16:23:36,678 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-15 16:23:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-15 16:23:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 16:23:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-15 16:23:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-15 16:23:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-15 16:23:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-15 16:23:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-15 16:23:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-15 16:23:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-15 16:23:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 16:23:36,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 16:23:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-15 16:23:36,679 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-15 16:23:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-15 16:23:36,679 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-15 16:23:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-15 16:23:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-15 16:23:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-15 16:23:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-15 16:23:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-15 16:23:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-15 16:23:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-15 16:23:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-15 16:23:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-15 16:23:36,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-15 16:23:36,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-15 16:23:36,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-15 16:23:36,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-15 16:23:36,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-15 16:23:36,680 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-15 16:23:36,680 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-15 16:23:36,680 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-15 16:23:36,680 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-15 16:23:36,680 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-15 16:23:36,680 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-15 16:23:36,680 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-15 16:23:36,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-15 16:23:36,680 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-15 16:23:36,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-15 16:23:36,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-15 16:23:36,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-15 16:23:36,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-15 16:23:36,681 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-15 16:23:36,681 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-15 16:23:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-15 16:23:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-15 16:23:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-15 16:23:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-15 16:23:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-15 16:23:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-15 16:23:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-15 16:23:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-15 16:23:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-15 16:23:36,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-15 16:23:36,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-15 16:23:36,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-15 16:23:36,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-15 16:23:36,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-15 16:23:36,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-15 16:23:36,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-15 16:23:36,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-15 16:23:36,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-15 16:23:36,684 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-15 16:23:36,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-15 16:23:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-15 16:23:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-15 16:23:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure s_get_next_element [2024-11-15 16:23:36,685 INFO L138 BoogieDeclarations]: Found implementation of procedure s_get_next_element [2024-11-15 16:23:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-15 16:23:36,685 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-15 16:23:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_int [2024-11-15 16:23:36,685 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_int [2024-11-15 16:23:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2024-11-15 16:23:36,685 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2024-11-15 16:23:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-15 16:23:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-15 16:23:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-15 16:23:36,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-15 16:23:36,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-15 16:23:36,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-15 16:23:36,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-15 16:23:36,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-15 16:23:36,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-15 16:23:36,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-15 16:23:36,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-15 16:23:36,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-15 16:23:36,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-15 16:23:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-15 16:23:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-15 16:23:36,690 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-15 16:23:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-15 16:23:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-15 16:23:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-15 16:23:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-15 16:23:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-15 16:23:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-15 16:23:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-15 16:23:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-15 16:23:36,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-15 16:23:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-15 16:23:36,691 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-15 16:23:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_entry [2024-11-15 16:23:36,691 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_entry [2024-11-15 16:23:37,019 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 16:23:37,021 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 16:23:38,203 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !true; [2024-11-15 16:23:38,203 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2024-11-15 16:23:49,284 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !true; [2024-11-15 16:23:49,361 INFO L? ?]: Removed 257 outVars from TransFormulas that were not future-live. [2024-11-15 16:23:49,361 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 16:23:49,378 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 16:23:49,379 INFO L316 CfgBuilder]: Removed 13 assume(true) statements. [2024-11-15 16:23:49,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 04:23:49 BoogieIcfgContainer [2024-11-15 16:23:49,379 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 16:23:49,383 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 16:23:49,384 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 16:23:49,386 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 16:23:49,386 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 04:23:33" (1/3) ... [2024-11-15 16:23:49,387 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1746236f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 04:23:49, skipping insertion in model container [2024-11-15 16:23:49,387 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:36" (2/3) ... [2024-11-15 16:23:49,387 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1746236f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 04:23:49, skipping insertion in model container [2024-11-15 16:23:49,387 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 04:23:49" (3/3) ... [2024-11-15 16:23:49,388 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_foreach_harness_negated.i [2024-11-15 16:23:49,401 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 16:23:49,401 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-15 16:23:49,457 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-15 16:23:49,463 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;@cd455d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 16:23:49,463 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-15 16:23:49,471 INFO L276 IsEmpty]: Start isEmpty. Operand has 261 states, 172 states have (on average 1.2848837209302326) internal successors, (221), 169 states have internal predecessors, (221), 71 states have call successors, (71), 20 states have call predecessors, (71), 20 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2024-11-15 16:23:49,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-15 16:23:49,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:23:49,484 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:23:49,484 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:23:49,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:23:49,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1453380158, now seen corresponding path program 1 times [2024-11-15 16:23:49,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:23:49,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514810481] [2024-11-15 16:23:49,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:23:49,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:23:54,881 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:23:54,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [975063193] [2024-11-15 16:23:54,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:23:54,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:23:54,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:23:54,884 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 16:23:54,885 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 16:24:00,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:24:01,033 INFO L255 TraceCheckSpWp]: Trace formula consists of 2580 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-15 16:24:01,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:24:01,059 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-15 16:24:01,059 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:24:01,059 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:24:01,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514810481] [2024-11-15 16:24:01,059 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:24:01,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [975063193] [2024-11-15 16:24:01,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [975063193] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:24:01,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:24:01,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 16:24:01,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408942766] [2024-11-15 16:24:01,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:24:01,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 16:24:01,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:24:01,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 16:24:01,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 16:24:01,083 INFO L87 Difference]: Start difference. First operand has 261 states, 172 states have (on average 1.2848837209302326) internal successors, (221), 169 states have internal predecessors, (221), 71 states have call successors, (71), 20 states have call predecessors, (71), 20 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-15 16:24:01,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:24:01,126 INFO L93 Difference]: Finished difference Result 513 states and 753 transitions. [2024-11-15 16:24:01,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 16:24:01,128 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 118 [2024-11-15 16:24:01,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:24:01,135 INFO L225 Difference]: With dead ends: 513 [2024-11-15 16:24:01,135 INFO L226 Difference]: Without dead ends: 255 [2024-11-15 16:24:01,139 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 117 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 16:24:01,141 INFO L432 NwaCegarLoop]: 349 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, 349 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 16:24:01,142 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-15 16:24:01,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2024-11-15 16:24:01,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255. [2024-11-15 16:24:01,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 163 states have (on average 1.2453987730061349) internal successors, (203), 164 states have internal predecessors, (203), 71 states have call successors, (71), 20 states have call predecessors, (71), 20 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-15 16:24:01,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 344 transitions. [2024-11-15 16:24:01,199 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 344 transitions. Word has length 118 [2024-11-15 16:24:01,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:24:01,200 INFO L471 AbstractCegarLoop]: Abstraction has 255 states and 344 transitions. [2024-11-15 16:24:01,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-15 16:24:01,200 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 344 transitions. [2024-11-15 16:24:01,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-15 16:24:01,202 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:24:01,202 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:24:01,259 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 16:24:01,403 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 16:24:01,404 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:24:01,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:24:01,404 INFO L85 PathProgramCache]: Analyzing trace with hash -78468390, now seen corresponding path program 1 times [2024-11-15 16:24:01,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:24:01,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696830159] [2024-11-15 16:24:01,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:24:01,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:24:06,210 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:24:06,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1059722874] [2024-11-15 16:24:06,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:24:06,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:24:06,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:24:06,212 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 16:24:06,213 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 16:24:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:24:12,016 INFO L255 TraceCheckSpWp]: Trace formula consists of 2596 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 16:24:12,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:24:13,024 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-15 16:24:13,024 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:24:13,025 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:24:13,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696830159] [2024-11-15 16:24:13,025 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:24:13,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1059722874] [2024-11-15 16:24:13,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1059722874] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:24:13,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:24:13,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 16:24:13,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390227373] [2024-11-15 16:24:13,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:24:13,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 16:24:13,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:24:13,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 16:24:13,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 16:24:13,028 INFO L87 Difference]: Start difference. First operand 255 states and 344 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-15 16:24:13,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:24:13,503 INFO L93 Difference]: Finished difference Result 471 states and 642 transitions. [2024-11-15 16:24:13,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 16:24:13,504 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) Word has length 124 [2024-11-15 16:24:13,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:24:13,507 INFO L225 Difference]: With dead ends: 471 [2024-11-15 16:24:13,509 INFO L226 Difference]: Without dead ends: 259 [2024-11-15 16:24:13,510 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 16:24:13,510 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 0 mSDsluCounter, 1022 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1364 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-15 16:24:13,510 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1364 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-15 16:24:13,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2024-11-15 16:24:13,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 259. [2024-11-15 16:24:13,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 166 states have (on average 1.2409638554216869) internal successors, (206), 167 states have internal predecessors, (206), 71 states have call successors, (71), 20 states have call predecessors, (71), 21 states have return successors, (71), 71 states have call predecessors, (71), 70 states have call successors, (71) [2024-11-15 16:24:13,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 348 transitions. [2024-11-15 16:24:13,528 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 348 transitions. Word has length 124 [2024-11-15 16:24:13,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:24:13,529 INFO L471 AbstractCegarLoop]: Abstraction has 259 states and 348 transitions. [2024-11-15 16:24:13,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-15 16:24:13,530 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 348 transitions. [2024-11-15 16:24:13,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-15 16:24:13,531 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:24:13,531 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:24:13,585 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 16:24:13,732 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 16:24:13,732 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:24:13,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:24:13,733 INFO L85 PathProgramCache]: Analyzing trace with hash -2137818038, now seen corresponding path program 1 times [2024-11-15 16:24:13,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:24:13,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698823326] [2024-11-15 16:24:13,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:24:13,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:24:18,262 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:24:18,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1157277875] [2024-11-15 16:24:18,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:24:18,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:24:18,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:24:18,265 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 16:24:18,266 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 16:24:24,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:24:24,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 2576 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-15 16:24:24,151 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:24:27,029 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-15 16:24:27,029 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:24:27,029 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:24:27,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698823326] [2024-11-15 16:24:27,030 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:24:27,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1157277875] [2024-11-15 16:24:27,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1157277875] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:24:27,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:24:27,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-15 16:24:27,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826509496] [2024-11-15 16:24:27,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:24:27,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-15 16:24:27,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:24:27,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-15 16:24:27,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-15 16:24:27,032 INFO L87 Difference]: Start difference. First operand 259 states and 348 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 6 states have internal predecessors, (55), 4 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-15 16:24:33,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-15 16:24:44,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:24:44,089 INFO L93 Difference]: Finished difference Result 467 states and 652 transitions. [2024-11-15 16:24:44,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 16:24:44,090 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 6 states have internal predecessors, (55), 4 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) Word has length 130 [2024-11-15 16:24:44,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:24:44,095 INFO L225 Difference]: With dead ends: 467 [2024-11-15 16:24:44,095 INFO L226 Difference]: Without dead ends: 282 [2024-11-15 16:24:44,096 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-15 16:24:44,097 INFO L432 NwaCegarLoop]: 319 mSDtfsCounter, 40 mSDsluCounter, 1552 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 1871 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.6s IncrementalHoareTripleChecker+Time [2024-11-15 16:24:44,097 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 1871 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 16.6s Time] [2024-11-15 16:24:44,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2024-11-15 16:24:44,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 276. [2024-11-15 16:24:44,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 176 states have (on average 1.2386363636363635) internal successors, (218), 178 states have internal predecessors, (218), 76 states have call successors, (76), 21 states have call predecessors, (76), 23 states have return successors, (83), 76 states have call predecessors, (83), 75 states have call successors, (83) [2024-11-15 16:24:44,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 377 transitions. [2024-11-15 16:24:44,114 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 377 transitions. Word has length 130 [2024-11-15 16:24:44,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:24:44,115 INFO L471 AbstractCegarLoop]: Abstraction has 276 states and 377 transitions. [2024-11-15 16:24:44,115 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 6 states have internal predecessors, (55), 4 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-15 16:24:44,115 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 377 transitions. [2024-11-15 16:24:44,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-15 16:24:44,117 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:24:44,117 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:24:44,173 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 16:24:44,317 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 16:24:44,317 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:24:44,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:24:44,318 INFO L85 PathProgramCache]: Analyzing trace with hash 430379640, now seen corresponding path program 1 times [2024-11-15 16:24:44,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:24:44,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507436626] [2024-11-15 16:24:44,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:24:44,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:24:48,797 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:24:48,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [649446844] [2024-11-15 16:24:48,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:24:48,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:24:48,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:24:48,799 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 16:24:48,800 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 16:24:54,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:24:54,797 INFO L255 TraceCheckSpWp]: Trace formula consists of 2579 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-15 16:24:54,803 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:24:57,643 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 16:25:03,028 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-15 16:25:03,028 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:25:03,029 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:25:03,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507436626] [2024-11-15 16:25:03,029 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:25:03,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [649446844] [2024-11-15 16:25:03,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [649446844] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:25:03,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:25:03,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-15 16:25:03,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626559525] [2024-11-15 16:25:03,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:25:03,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-15 16:25:03,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:25:03,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-15 16:25:03,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-15 16:25:03,032 INFO L87 Difference]: Start difference. First operand 276 states and 377 transitions. Second operand has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 9 states have internal predecessors, (65), 4 states have call successors, (22), 3 states have call predecessors, (22), 4 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-15 16:25:07,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-15 16:25:12,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.93s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]